/* Copyright (C) 2000-2003 MySQL AB This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /** @file @brief Functions to create an item. Used by sql_yac.yy */ #include "mysql_priv.h" #include "item_create.h" #include "sp_head.h" #include "sp.h" /* ============================================================================= LOCAL DECLARATIONS ============================================================================= */ /** Adapter for native functions with a variable number of arguments. The main use of this class is to discard the following calls: <code>foo(expr1 AS name1, expr2 AS name2, ...)</code> which are syntactically correct (the syntax can refer to a UDF), but semantically invalid for native functions. */ class Create_native_func : public Create_func { public: virtual Item *create(THD *thd, LEX_STRING name, List<Item> *item_list); /** Builder method, with no arguments. @param thd The current thread @param name The native function name @param item_list The function parameters, none of which are named @return An item representing the function call */ virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list) = 0; protected: /** Constructor. */ Create_native_func() {} /** Destructor. */ virtual ~Create_native_func() {} }; /** Adapter for functions that takes exactly zero arguments. */ class Create_func_arg0 : public Create_func { public: virtual Item *create(THD *thd, LEX_STRING name, List<Item> *item_list); /** Builder method, with no arguments. @param thd The current thread @return An item representing the function call */ virtual Item *create(THD *thd) = 0; protected: /** Constructor. */ Create_func_arg0() {} /** Destructor. */ virtual ~Create_func_arg0() {} }; /** Adapter for functions that takes exactly one argument. */ class Create_func_arg1 : public Create_func { public: virtual Item *create(THD *thd, LEX_STRING name, List<Item> *item_list); /** Builder method, with one argument. @param thd The current thread @param arg1 The first argument of the function @return An item representing the function call */ virtual Item *create(THD *thd, Item *arg1) = 0; protected: /** Constructor. */ Create_func_arg1() {} /** Destructor. */ virtual ~Create_func_arg1() {} }; /** Adapter for functions that takes exactly two arguments. */ class Create_func_arg2 : public Create_func { public: virtual Item *create(THD *thd, LEX_STRING name, List<Item> *item_list); /** Builder method, with two arguments. @param thd The current thread @param arg1 The first argument of the function @param arg2 The second argument of the function @return An item representing the function call */ virtual Item *create(THD *thd, Item *arg1, Item *arg2) = 0; protected: /** Constructor. */ Create_func_arg2() {} /** Destructor. */ virtual ~Create_func_arg2() {} }; /** Adapter for functions that takes exactly three arguments. */ class Create_func_arg3 : public Create_func { public: virtual Item *create(THD *thd, LEX_STRING name, List<Item> *item_list); /** Builder method, with three arguments. @param thd The current thread @param arg1 The first argument of the function @param arg2 The second argument of the function @param arg3 The third argument of the function @return An item representing the function call */ virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3) = 0; protected: /** Constructor. */ Create_func_arg3() {} /** Destructor. */ virtual ~Create_func_arg3() {} }; /** Function builder for Stored Functions. */ class Create_sp_func : public Create_qfunc { public: virtual Item *create(THD *thd, LEX_STRING db, LEX_STRING name, bool use_explicit_name, List<Item> *item_list); static Create_sp_func s_singleton; protected: /** Constructor. */ Create_sp_func() {} /** Destructor. */ virtual ~Create_sp_func() {} }; #ifndef HAVE_SPATIAL /** Common (non) builder for geometry functions. This builder is used in <code>--without-geometry</code> builds only, to report an error. */ class Create_func_no_geom : public Create_func { public: virtual Item *create(THD *thd, LEX_STRING name, List<Item> *item_list); /** Singleton. */ static Create_func_no_geom s_singleton; protected: /** Constructor. */ Create_func_no_geom() {} /** Destructor. */ virtual ~Create_func_no_geom() {} }; #endif /* Concrete functions builders (native functions). Please keep this list sorted in alphabetical order, it helps to compare code between versions, and helps with merges conflicts. */ class Create_func_abs : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_abs s_singleton; protected: Create_func_abs() {} virtual ~Create_func_abs() {} }; class Create_func_acos : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_acos s_singleton; protected: Create_func_acos() {} virtual ~Create_func_acos() {} }; class Create_func_addtime : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_addtime s_singleton; protected: Create_func_addtime() {} virtual ~Create_func_addtime() {} }; class Create_func_aes_encrypt : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_aes_encrypt s_singleton; protected: Create_func_aes_encrypt() {} virtual ~Create_func_aes_encrypt() {} }; class Create_func_aes_decrypt : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_aes_decrypt s_singleton; protected: Create_func_aes_decrypt() {} virtual ~Create_func_aes_decrypt() {} }; #ifdef HAVE_SPATIAL class Create_func_area : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_area s_singleton; protected: Create_func_area() {} virtual ~Create_func_area() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_as_wkb : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_as_wkb s_singleton; protected: Create_func_as_wkb() {} virtual ~Create_func_as_wkb() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_as_wkt : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_as_wkt s_singleton; protected: Create_func_as_wkt() {} virtual ~Create_func_as_wkt() {} }; #endif class Create_func_asin : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_asin s_singleton; protected: Create_func_asin() {} virtual ~Create_func_asin() {} }; class Create_func_atan : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_atan s_singleton; protected: Create_func_atan() {} virtual ~Create_func_atan() {} }; class Create_func_benchmark : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_benchmark s_singleton; protected: Create_func_benchmark() {} virtual ~Create_func_benchmark() {} }; class Create_func_bin : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_bin s_singleton; protected: Create_func_bin() {} virtual ~Create_func_bin() {} }; class Create_func_bit_count : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_bit_count s_singleton; protected: Create_func_bit_count() {} virtual ~Create_func_bit_count() {} }; class Create_func_bit_length : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_bit_length s_singleton; protected: Create_func_bit_length() {} virtual ~Create_func_bit_length() {} }; class Create_func_ceiling : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_ceiling s_singleton; protected: Create_func_ceiling() {} virtual ~Create_func_ceiling() {} }; #ifdef HAVE_SPATIAL class Create_func_centroid : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_centroid s_singleton; protected: Create_func_centroid() {} virtual ~Create_func_centroid() {} }; #endif class Create_func_char_length : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_char_length s_singleton; protected: Create_func_char_length() {} virtual ~Create_func_char_length() {} }; class Create_func_coercibility : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_coercibility s_singleton; protected: Create_func_coercibility() {} virtual ~Create_func_coercibility() {} }; class Create_func_compress : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_compress s_singleton; protected: Create_func_compress() {} virtual ~Create_func_compress() {} }; class Create_func_concat : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_concat s_singleton; protected: Create_func_concat() {} virtual ~Create_func_concat() {} }; class Create_func_concat_ws : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_concat_ws s_singleton; protected: Create_func_concat_ws() {} virtual ~Create_func_concat_ws() {} }; class Create_func_connection_id : public Create_func_arg0 { public: virtual Item *create(THD *thd); static Create_func_connection_id s_singleton; protected: Create_func_connection_id() {} virtual ~Create_func_connection_id() {} }; #ifdef HAVE_SPATIAL class Create_func_contains : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_contains s_singleton; protected: Create_func_contains() {} virtual ~Create_func_contains() {} }; #endif class Create_func_conv : public Create_func_arg3 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3); static Create_func_conv s_singleton; protected: Create_func_conv() {} virtual ~Create_func_conv() {} }; class Create_func_convert_tz : public Create_func_arg3 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3); static Create_func_convert_tz s_singleton; protected: Create_func_convert_tz() {} virtual ~Create_func_convert_tz() {} }; class Create_func_cos : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_cos s_singleton; protected: Create_func_cos() {} virtual ~Create_func_cos() {} }; class Create_func_cot : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_cot s_singleton; protected: Create_func_cot() {} virtual ~Create_func_cot() {} }; class Create_func_crc32 : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_crc32 s_singleton; protected: Create_func_crc32() {} virtual ~Create_func_crc32() {} }; #ifdef HAVE_SPATIAL class Create_func_crosses : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_crosses s_singleton; protected: Create_func_crosses() {} virtual ~Create_func_crosses() {} }; #endif class Create_func_date_format : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_date_format s_singleton; protected: Create_func_date_format() {} virtual ~Create_func_date_format() {} }; class Create_func_datediff : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_datediff s_singleton; protected: Create_func_datediff() {} virtual ~Create_func_datediff() {} }; class Create_func_dayname : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_dayname s_singleton; protected: Create_func_dayname() {} virtual ~Create_func_dayname() {} }; class Create_func_dayofmonth : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_dayofmonth s_singleton; protected: Create_func_dayofmonth() {} virtual ~Create_func_dayofmonth() {} }; class Create_func_dayofweek : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_dayofweek s_singleton; protected: Create_func_dayofweek() {} virtual ~Create_func_dayofweek() {} }; class Create_func_dayofyear : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_dayofyear s_singleton; protected: Create_func_dayofyear() {} virtual ~Create_func_dayofyear() {} }; class Create_func_decode : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_decode s_singleton; protected: Create_func_decode() {} virtual ~Create_func_decode() {} }; class Create_func_degrees : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_degrees s_singleton; protected: Create_func_degrees() {} virtual ~Create_func_degrees() {} }; class Create_func_des_decrypt : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_des_decrypt s_singleton; protected: Create_func_des_decrypt() {} virtual ~Create_func_des_decrypt() {} }; class Create_func_des_encrypt : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_des_encrypt s_singleton; protected: Create_func_des_encrypt() {} virtual ~Create_func_des_encrypt() {} }; #ifdef HAVE_SPATIAL class Create_func_dimension : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_dimension s_singleton; protected: Create_func_dimension() {} virtual ~Create_func_dimension() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_disjoint : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_disjoint s_singleton; protected: Create_func_disjoint() {} virtual ~Create_func_disjoint() {} }; #endif class Create_func_elt : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_elt s_singleton; protected: Create_func_elt() {} virtual ~Create_func_elt() {} }; class Create_func_encode : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_encode s_singleton; protected: Create_func_encode() {} virtual ~Create_func_encode() {} }; class Create_func_encrypt : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_encrypt s_singleton; protected: Create_func_encrypt() {} virtual ~Create_func_encrypt() {} }; #ifdef HAVE_SPATIAL class Create_func_endpoint : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_endpoint s_singleton; protected: Create_func_endpoint() {} virtual ~Create_func_endpoint() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_envelope : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_envelope s_singleton; protected: Create_func_envelope() {} virtual ~Create_func_envelope() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_equals : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_equals s_singleton; protected: Create_func_equals() {} virtual ~Create_func_equals() {} }; #endif class Create_func_exp : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_exp s_singleton; protected: Create_func_exp() {} virtual ~Create_func_exp() {} }; class Create_func_export_set : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_export_set s_singleton; protected: Create_func_export_set() {} virtual ~Create_func_export_set() {} }; #ifdef HAVE_SPATIAL class Create_func_exteriorring : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_exteriorring s_singleton; protected: Create_func_exteriorring() {} virtual ~Create_func_exteriorring() {} }; #endif class Create_func_field : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_field s_singleton; protected: Create_func_field() {} virtual ~Create_func_field() {} }; class Create_func_find_in_set : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_find_in_set s_singleton; protected: Create_func_find_in_set() {} virtual ~Create_func_find_in_set() {} }; class Create_func_floor : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_floor s_singleton; protected: Create_func_floor() {} virtual ~Create_func_floor() {} }; class Create_func_format : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_format s_singleton; protected: Create_func_format() {} virtual ~Create_func_format() {} }; class Create_func_found_rows : public Create_func_arg0 { public: virtual Item *create(THD *thd); static Create_func_found_rows s_singleton; protected: Create_func_found_rows() {} virtual ~Create_func_found_rows() {} }; class Create_func_from_days : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_from_days s_singleton; protected: Create_func_from_days() {} virtual ~Create_func_from_days() {} }; class Create_func_from_unixtime : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_from_unixtime s_singleton; protected: Create_func_from_unixtime() {} virtual ~Create_func_from_unixtime() {} }; #ifdef HAVE_SPATIAL class Create_func_geometry_from_text : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_geometry_from_text s_singleton; protected: Create_func_geometry_from_text() {} virtual ~Create_func_geometry_from_text() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_geometry_from_wkb : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_geometry_from_wkb s_singleton; protected: Create_func_geometry_from_wkb() {} virtual ~Create_func_geometry_from_wkb() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_geometry_type : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_geometry_type s_singleton; protected: Create_func_geometry_type() {} virtual ~Create_func_geometry_type() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_geometryn : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_geometryn s_singleton; protected: Create_func_geometryn() {} virtual ~Create_func_geometryn() {} }; #endif class Create_func_get_lock : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_get_lock s_singleton; protected: Create_func_get_lock() {} virtual ~Create_func_get_lock() {} }; #ifdef HAVE_SPATIAL class Create_func_glength : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_glength s_singleton; protected: Create_func_glength() {} virtual ~Create_func_glength() {} }; #endif class Create_func_greatest : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_greatest s_singleton; protected: Create_func_greatest() {} virtual ~Create_func_greatest() {} }; class Create_func_hex : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_hex s_singleton; protected: Create_func_hex() {} virtual ~Create_func_hex() {} }; class Create_func_ifnull : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_ifnull s_singleton; protected: Create_func_ifnull() {} virtual ~Create_func_ifnull() {} }; class Create_func_inet_ntoa : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_inet_ntoa s_singleton; protected: Create_func_inet_ntoa() {} virtual ~Create_func_inet_ntoa() {} }; class Create_func_inet_aton : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_inet_aton s_singleton; protected: Create_func_inet_aton() {} virtual ~Create_func_inet_aton() {} }; class Create_func_instr : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_instr s_singleton; protected: Create_func_instr() {} virtual ~Create_func_instr() {} }; #ifdef HAVE_SPATIAL class Create_func_interiorringn : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_interiorringn s_singleton; protected: Create_func_interiorringn() {} virtual ~Create_func_interiorringn() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_intersects : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_intersects s_singleton; protected: Create_func_intersects() {} virtual ~Create_func_intersects() {} }; #endif class Create_func_is_free_lock : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_is_free_lock s_singleton; protected: Create_func_is_free_lock() {} virtual ~Create_func_is_free_lock() {} }; class Create_func_is_used_lock : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_is_used_lock s_singleton; protected: Create_func_is_used_lock() {} virtual ~Create_func_is_used_lock() {} }; #ifdef HAVE_SPATIAL class Create_func_isclosed : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_isclosed s_singleton; protected: Create_func_isclosed() {} virtual ~Create_func_isclosed() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_isempty : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_isempty s_singleton; protected: Create_func_isempty() {} virtual ~Create_func_isempty() {} }; #endif class Create_func_isnull : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_isnull s_singleton; protected: Create_func_isnull() {} virtual ~Create_func_isnull() {} }; #ifdef HAVE_SPATIAL class Create_func_issimple : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_issimple s_singleton; protected: Create_func_issimple() {} virtual ~Create_func_issimple() {} }; #endif class Create_func_last_day : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_last_day s_singleton; protected: Create_func_last_day() {} virtual ~Create_func_last_day() {} }; class Create_func_last_insert_id : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_last_insert_id s_singleton; protected: Create_func_last_insert_id() {} virtual ~Create_func_last_insert_id() {} }; class Create_func_lcase : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_lcase s_singleton; protected: Create_func_lcase() {} virtual ~Create_func_lcase() {} }; class Create_func_least : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_least s_singleton; protected: Create_func_least() {} virtual ~Create_func_least() {} }; class Create_func_length : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_length s_singleton; protected: Create_func_length() {} virtual ~Create_func_length() {} }; class Create_func_ln : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_ln s_singleton; protected: Create_func_ln() {} virtual ~Create_func_ln() {} }; class Create_func_load_file : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_load_file s_singleton; protected: Create_func_load_file() {} virtual ~Create_func_load_file() {} }; class Create_func_locate : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_locate s_singleton; protected: Create_func_locate() {} virtual ~Create_func_locate() {} }; class Create_func_log : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_log s_singleton; protected: Create_func_log() {} virtual ~Create_func_log() {} }; class Create_func_log10 : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_log10 s_singleton; protected: Create_func_log10() {} virtual ~Create_func_log10() {} }; class Create_func_log2 : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_log2 s_singleton; protected: Create_func_log2() {} virtual ~Create_func_log2() {} }; class Create_func_lpad : public Create_func_arg3 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3); static Create_func_lpad s_singleton; protected: Create_func_lpad() {} virtual ~Create_func_lpad() {} }; class Create_func_ltrim : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_ltrim s_singleton; protected: Create_func_ltrim() {} virtual ~Create_func_ltrim() {} }; class Create_func_makedate : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_makedate s_singleton; protected: Create_func_makedate() {} virtual ~Create_func_makedate() {} }; class Create_func_maketime : public Create_func_arg3 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3); static Create_func_maketime s_singleton; protected: Create_func_maketime() {} virtual ~Create_func_maketime() {} }; class Create_func_make_set : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_make_set s_singleton; protected: Create_func_make_set() {} virtual ~Create_func_make_set() {} }; class Create_func_master_pos_wait : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_master_pos_wait s_singleton; protected: Create_func_master_pos_wait() {} virtual ~Create_func_master_pos_wait() {} }; class Create_func_md5 : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_md5 s_singleton; protected: Create_func_md5() {} virtual ~Create_func_md5() {} }; class Create_func_monthname : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_monthname s_singleton; protected: Create_func_monthname() {} virtual ~Create_func_monthname() {} }; class Create_func_name_const : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_name_const s_singleton; protected: Create_func_name_const() {} virtual ~Create_func_name_const() {} }; class Create_func_nullif : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_nullif s_singleton; protected: Create_func_nullif() {} virtual ~Create_func_nullif() {} }; #ifdef HAVE_SPATIAL class Create_func_numgeometries : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_numgeometries s_singleton; protected: Create_func_numgeometries() {} virtual ~Create_func_numgeometries() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_numinteriorring : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_numinteriorring s_singleton; protected: Create_func_numinteriorring() {} virtual ~Create_func_numinteriorring() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_numpoints : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_numpoints s_singleton; protected: Create_func_numpoints() {} virtual ~Create_func_numpoints() {} }; #endif class Create_func_oct : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_oct s_singleton; protected: Create_func_oct() {} virtual ~Create_func_oct() {} }; class Create_func_ord : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_ord s_singleton; protected: Create_func_ord() {} virtual ~Create_func_ord() {} }; #ifdef HAVE_SPATIAL class Create_func_overlaps : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_overlaps s_singleton; protected: Create_func_overlaps() {} virtual ~Create_func_overlaps() {} }; #endif class Create_func_period_add : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_period_add s_singleton; protected: Create_func_period_add() {} virtual ~Create_func_period_add() {} }; class Create_func_period_diff : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_period_diff s_singleton; protected: Create_func_period_diff() {} virtual ~Create_func_period_diff() {} }; class Create_func_pi : public Create_func_arg0 { public: virtual Item *create(THD *thd); static Create_func_pi s_singleton; protected: Create_func_pi() {} virtual ~Create_func_pi() {} }; #ifdef HAVE_SPATIAL class Create_func_pointn : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_pointn s_singleton; protected: Create_func_pointn() {} virtual ~Create_func_pointn() {} }; #endif class Create_func_pow : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_pow s_singleton; protected: Create_func_pow() {} virtual ~Create_func_pow() {} }; class Create_func_quote : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_quote s_singleton; protected: Create_func_quote() {} virtual ~Create_func_quote() {} }; class Create_func_radians : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_radians s_singleton; protected: Create_func_radians() {} virtual ~Create_func_radians() {} }; class Create_func_rand : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_rand s_singleton; protected: Create_func_rand() {} virtual ~Create_func_rand() {} }; class Create_func_release_lock : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_release_lock s_singleton; protected: Create_func_release_lock() {} virtual ~Create_func_release_lock() {} }; class Create_func_reverse : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_reverse s_singleton; protected: Create_func_reverse() {} virtual ~Create_func_reverse() {} }; class Create_func_round : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_round s_singleton; protected: Create_func_round() {} virtual ~Create_func_round() {} }; class Create_func_row_count : public Create_func_arg0 { public: virtual Item *create(THD *thd); static Create_func_row_count s_singleton; protected: Create_func_row_count() {} virtual ~Create_func_row_count() {} }; class Create_func_rpad : public Create_func_arg3 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3); static Create_func_rpad s_singleton; protected: Create_func_rpad() {} virtual ~Create_func_rpad() {} }; class Create_func_rtrim : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_rtrim s_singleton; protected: Create_func_rtrim() {} virtual ~Create_func_rtrim() {} }; class Create_func_sec_to_time : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_sec_to_time s_singleton; protected: Create_func_sec_to_time() {} virtual ~Create_func_sec_to_time() {} }; class Create_func_sha : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_sha s_singleton; protected: Create_func_sha() {} virtual ~Create_func_sha() {} }; class Create_func_sign : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_sign s_singleton; protected: Create_func_sign() {} virtual ~Create_func_sign() {} }; class Create_func_sin : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_sin s_singleton; protected: Create_func_sin() {} virtual ~Create_func_sin() {} }; class Create_func_sleep : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_sleep s_singleton; protected: Create_func_sleep() {} virtual ~Create_func_sleep() {} }; class Create_func_soundex : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_soundex s_singleton; protected: Create_func_soundex() {} virtual ~Create_func_soundex() {} }; class Create_func_space : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_space s_singleton; protected: Create_func_space() {} virtual ~Create_func_space() {} }; class Create_func_sqrt : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_sqrt s_singleton; protected: Create_func_sqrt() {} virtual ~Create_func_sqrt() {} }; #ifdef HAVE_SPATIAL class Create_func_srid : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_srid s_singleton; protected: Create_func_srid() {} virtual ~Create_func_srid() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_startpoint : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_startpoint s_singleton; protected: Create_func_startpoint() {} virtual ~Create_func_startpoint() {} }; #endif class Create_func_str_to_date : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_str_to_date s_singleton; protected: Create_func_str_to_date() {} virtual ~Create_func_str_to_date() {} }; class Create_func_strcmp : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_strcmp s_singleton; protected: Create_func_strcmp() {} virtual ~Create_func_strcmp() {} }; class Create_func_substr_index : public Create_func_arg3 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3); static Create_func_substr_index s_singleton; protected: Create_func_substr_index() {} virtual ~Create_func_substr_index() {} }; class Create_func_subtime : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_subtime s_singleton; protected: Create_func_subtime() {} virtual ~Create_func_subtime() {} }; class Create_func_tan : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_tan s_singleton; protected: Create_func_tan() {} virtual ~Create_func_tan() {} }; class Create_func_time_format : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_time_format s_singleton; protected: Create_func_time_format() {} virtual ~Create_func_time_format() {} }; class Create_func_time_to_sec : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_time_to_sec s_singleton; protected: Create_func_time_to_sec() {} virtual ~Create_func_time_to_sec() {} }; class Create_func_timediff : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_timediff s_singleton; protected: Create_func_timediff() {} virtual ~Create_func_timediff() {} }; class Create_func_to_days : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_to_days s_singleton; protected: Create_func_to_days() {} virtual ~Create_func_to_days() {} }; #ifdef HAVE_SPATIAL class Create_func_touches : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_touches s_singleton; protected: Create_func_touches() {} virtual ~Create_func_touches() {} }; #endif class Create_func_ucase : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_ucase s_singleton; protected: Create_func_ucase() {} virtual ~Create_func_ucase() {} }; class Create_func_uncompress : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_uncompress s_singleton; protected: Create_func_uncompress() {} virtual ~Create_func_uncompress() {} }; class Create_func_uncompressed_length : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_uncompressed_length s_singleton; protected: Create_func_uncompressed_length() {} virtual ~Create_func_uncompressed_length() {} }; class Create_func_unhex : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_unhex s_singleton; protected: Create_func_unhex() {} virtual ~Create_func_unhex() {} }; class Create_func_unix_timestamp : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_unix_timestamp s_singleton; protected: Create_func_unix_timestamp() {} virtual ~Create_func_unix_timestamp() {} }; class Create_func_uuid : public Create_func_arg0 { public: virtual Item *create(THD *thd); static Create_func_uuid s_singleton; protected: Create_func_uuid() {} virtual ~Create_func_uuid() {} }; class Create_func_uuid_short : public Create_func_arg0 { public: virtual Item *create(THD *thd); static Create_func_uuid_short s_singleton; protected: Create_func_uuid_short() {} virtual ~Create_func_uuid_short() {} }; class Create_func_version : public Create_func_arg0 { public: virtual Item *create(THD *thd); static Create_func_version s_singleton; protected: Create_func_version() {} virtual ~Create_func_version() {} }; class Create_func_weekday : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_weekday s_singleton; protected: Create_func_weekday() {} virtual ~Create_func_weekday() {} }; class Create_func_weekofyear : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_weekofyear s_singleton; protected: Create_func_weekofyear() {} virtual ~Create_func_weekofyear() {} }; #ifdef HAVE_SPATIAL class Create_func_within : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_within s_singleton; protected: Create_func_within() {} virtual ~Create_func_within() {} }; #endif #ifdef HAVE_SPATIAL class Create_func_x : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_x s_singleton; protected: Create_func_x() {} virtual ~Create_func_x() {} }; #endif class Create_func_xml_extractvalue : public Create_func_arg2 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2); static Create_func_xml_extractvalue s_singleton; protected: Create_func_xml_extractvalue() {} virtual ~Create_func_xml_extractvalue() {} }; class Create_func_xml_update : public Create_func_arg3 { public: virtual Item *create(THD *thd, Item *arg1, Item *arg2, Item *arg3); static Create_func_xml_update s_singleton; protected: Create_func_xml_update() {} virtual ~Create_func_xml_update() {} }; #ifdef HAVE_SPATIAL class Create_func_y : public Create_func_arg1 { public: virtual Item *create(THD *thd, Item *arg1); static Create_func_y s_singleton; protected: Create_func_y() {} virtual ~Create_func_y() {} }; #endif class Create_func_year_week : public Create_native_func { public: virtual Item *create_native(THD *thd, LEX_STRING name, List<Item> *item_list); static Create_func_year_week s_singleton; protected: Create_func_year_week() {} virtual ~Create_func_year_week() {} }; /* ============================================================================= IMPLEMENTATION ============================================================================= */ /** Checks if there are named parameters in a parameter list. The syntax to name parameters in a function call is as follow: <code>foo(expr AS named, expr named, expr AS "named", expr "named")</code> @param params The parameter list, can be null @return true if one or more parameter is named */ static bool has_named_parameters(List<Item> *params) { if (params) { Item *param; List_iterator<Item> it(*params); while ((param= it++)) { if (! param->is_autogenerated_name) return true; } } return false; } #ifndef HAVE_SPATIAL Create_func_no_geom Create_func_no_geom::s_singleton; Item* Create_func_no_geom::create(THD * /* unused */, LEX_STRING /* unused */, List<Item> * /* unused */) { /* FIXME: error message can't be translated. */ my_error(ER_FEATURE_DISABLED, MYF(0), sym_group_geom.name, sym_group_geom.needed_define); return NULL; } #endif Item* Create_qfunc::create(THD *thd, LEX_STRING name, List<Item> *item_list) { LEX_STRING db; if (! thd->db && ! thd->lex->sphead) { /* The proper error message should be in the lines of: Can't resolve <name>() to a function call, because this function: - is not a native function, - is not a user defined function, - can not match a qualified (read: stored) function since no database is selected. Reusing ER_SP_DOES_NOT_EXIST have a message consistent with the case when a default database exist, see Create_sp_func::create(). */ my_error(ER_SP_DOES_NOT_EXIST, MYF(0), "FUNCTION", name.str); return NULL; } if (thd->lex->copy_db_to(&db.str, &db.length)) return NULL; return create(thd, db, name, false, item_list); } #ifdef HAVE_DLOPEN Create_udf_func Create_udf_func::s_singleton; Item* Create_udf_func::create(THD *thd, LEX_STRING name, List<Item> *item_list) { udf_func *udf= find_udf(name.str, name.length); DBUG_ASSERT(udf); return create(thd, udf, item_list); } Item* Create_udf_func::create(THD *thd, udf_func *udf, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; thd->lex->set_stmt_unsafe(); DBUG_ASSERT( (udf->type == UDFTYPE_FUNCTION) || (udf->type == UDFTYPE_AGGREGATE)); switch(udf->returns) { case STRING_RESULT: { if (udf->type == UDFTYPE_FUNCTION) { if (arg_count) func= new (thd->mem_root) Item_func_udf_str(udf, *item_list); else func= new (thd->mem_root) Item_func_udf_str(udf); } else { if (arg_count) func= new (thd->mem_root) Item_sum_udf_str(udf, *item_list); else func= new (thd->mem_root) Item_sum_udf_str(udf); } break; } case REAL_RESULT: { if (udf->type == UDFTYPE_FUNCTION) { if (arg_count) func= new (thd->mem_root) Item_func_udf_float(udf, *item_list); else func= new (thd->mem_root) Item_func_udf_float(udf); } else { if (arg_count) func= new (thd->mem_root) Item_sum_udf_float(udf, *item_list); else func= new (thd->mem_root) Item_sum_udf_float(udf); } break; } case INT_RESULT: { if (udf->type == UDFTYPE_FUNCTION) { if (arg_count) func= new (thd->mem_root) Item_func_udf_int(udf, *item_list); else func= new (thd->mem_root) Item_func_udf_int(udf); } else { if (arg_count) func= new (thd->mem_root) Item_sum_udf_int(udf, *item_list); else func= new (thd->mem_root) Item_sum_udf_int(udf); } break; } case DECIMAL_RESULT: { if (udf->type == UDFTYPE_FUNCTION) { if (arg_count) func= new (thd->mem_root) Item_func_udf_decimal(udf, *item_list); else func= new (thd->mem_root) Item_func_udf_decimal(udf); } else { if (arg_count) func= new (thd->mem_root) Item_sum_udf_decimal(udf, *item_list); else func= new (thd->mem_root) Item_sum_udf_decimal(udf); } break; } default: { my_error(ER_NOT_SUPPORTED_YET, MYF(0), "UDF return type"); } } thd->lex->safe_to_cache_query= 0; return func; } #endif Create_sp_func Create_sp_func::s_singleton; Item* Create_sp_func::create(THD *thd, LEX_STRING db, LEX_STRING name, bool use_explicit_name, List<Item> *item_list) { int arg_count= 0; Item *func= NULL; LEX *lex= thd->lex; sp_name *qname; if (has_named_parameters(item_list)) { /* The syntax "db.foo(expr AS p1, expr AS p2, ...) is invalid, and has been rejected during syntactic parsing already, because a stored function call may not have named parameters. The syntax "foo(expr AS p1, expr AS p2, ...)" is correct, because it can refer to a User Defined Function call. For a Stored Function however, this has no semantic. */ my_error(ER_WRONG_PARAMETERS_TO_STORED_FCT, MYF(0), name.str); return NULL; } if (item_list != NULL) arg_count= item_list->elements; qname= new (thd->mem_root) sp_name(db, name, use_explicit_name); qname->init_qname(thd); sp_add_used_routine(lex, thd, qname, TYPE_ENUM_FUNCTION); if (arg_count > 0) func= new (thd->mem_root) Item_func_sp(lex->current_context(), qname, *item_list); else func= new (thd->mem_root) Item_func_sp(lex->current_context(), qname); lex->safe_to_cache_query= 0; return func; } Item* Create_native_func::create(THD *thd, LEX_STRING name, List<Item> *item_list) { if (has_named_parameters(item_list)) { my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return create_native(thd, name, item_list); } Item* Create_func_arg0::create(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; if (arg_count != 0) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return create(thd); } Item* Create_func_arg1::create(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list) arg_count= item_list->elements; if (arg_count != 1) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } Item *param_1= item_list->pop(); if (! param_1->is_autogenerated_name) { my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return create(thd, param_1); } Item* Create_func_arg2::create(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list) arg_count= item_list->elements; if (arg_count != 2) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); if ( (! param_1->is_autogenerated_name) || (! param_2->is_autogenerated_name)) { my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return create(thd, param_1, param_2); } Item* Create_func_arg3::create(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list) arg_count= item_list->elements; if (arg_count != 3) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); Item *param_3= item_list->pop(); if ( (! param_1->is_autogenerated_name) || (! param_2->is_autogenerated_name) || (! param_3->is_autogenerated_name)) { my_error(ER_WRONG_PARAMETERS_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return create(thd, param_1, param_2, param_3); } Create_func_abs Create_func_abs::s_singleton; Item* Create_func_abs::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_abs(arg1); } Create_func_acos Create_func_acos::s_singleton; Item* Create_func_acos::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_acos(arg1); } Create_func_addtime Create_func_addtime::s_singleton; Item* Create_func_addtime::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_add_time(arg1, arg2, 0, 0); } Create_func_aes_encrypt Create_func_aes_encrypt::s_singleton; Item* Create_func_aes_encrypt::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_aes_encrypt(arg1, arg2); } Create_func_aes_decrypt Create_func_aes_decrypt::s_singleton; Item* Create_func_aes_decrypt::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_aes_decrypt(arg1, arg2); } #ifdef HAVE_SPATIAL Create_func_area Create_func_area::s_singleton; Item* Create_func_area::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_area(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_as_wkb Create_func_as_wkb::s_singleton; Item* Create_func_as_wkb::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_as_wkb(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_as_wkt Create_func_as_wkt::s_singleton; Item* Create_func_as_wkt::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_as_wkt(arg1); } #endif Create_func_asin Create_func_asin::s_singleton; Item* Create_func_asin::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_asin(arg1); } Create_func_atan Create_func_atan::s_singleton; Item* Create_func_atan::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item* func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_atan(param_1); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_atan(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_benchmark Create_func_benchmark::s_singleton; Item* Create_func_benchmark::create(THD *thd, Item *arg1, Item *arg2) { thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT); return new (thd->mem_root) Item_func_benchmark(arg1, arg2); } Create_func_bin Create_func_bin::s_singleton; Item* Create_func_bin::create(THD *thd, Item *arg1) { Item *i10= new (thd->mem_root) Item_int((int32) 10,2); Item *i2= new (thd->mem_root) Item_int((int32) 2,1); return new (thd->mem_root) Item_func_conv(arg1, i10, i2); } Create_func_bit_count Create_func_bit_count::s_singleton; Item* Create_func_bit_count::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_bit_count(arg1); } Create_func_bit_length Create_func_bit_length::s_singleton; Item* Create_func_bit_length::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_bit_length(arg1); } Create_func_ceiling Create_func_ceiling::s_singleton; Item* Create_func_ceiling::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_ceiling(arg1); } #ifdef HAVE_SPATIAL Create_func_centroid Create_func_centroid::s_singleton; Item* Create_func_centroid::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_centroid(arg1); } #endif Create_func_char_length Create_func_char_length::s_singleton; Item* Create_func_char_length::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_char_length(arg1); } Create_func_coercibility Create_func_coercibility::s_singleton; Item* Create_func_coercibility::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_coercibility(arg1); } Create_func_concat Create_func_concat::s_singleton; Item* Create_func_concat::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; if (arg_count < 1) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return new (thd->mem_root) Item_func_concat(*item_list); } Create_func_concat_ws Create_func_concat_ws::s_singleton; Item* Create_func_concat_ws::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; /* "WS" stands for "With Separator": this function takes 2+ arguments */ if (arg_count < 2) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return new (thd->mem_root) Item_func_concat_ws(*item_list); } Create_func_compress Create_func_compress::s_singleton; Item* Create_func_compress::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_compress(arg1); } Create_func_connection_id Create_func_connection_id::s_singleton; Item* Create_func_connection_id::create(THD *thd) { thd->lex->safe_to_cache_query= 0; return new (thd->mem_root) Item_func_connection_id(); } #ifdef HAVE_SPATIAL Create_func_contains Create_func_contains::s_singleton; Item* Create_func_contains::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_CONTAINS_FUNC); } #endif Create_func_conv Create_func_conv::s_singleton; Item* Create_func_conv::create(THD *thd, Item *arg1, Item *arg2, Item *arg3) { return new (thd->mem_root) Item_func_conv(arg1, arg2, arg3); } Create_func_convert_tz Create_func_convert_tz::s_singleton; Item* Create_func_convert_tz::create(THD *thd, Item *arg1, Item *arg2, Item *arg3) { return new (thd->mem_root) Item_func_convert_tz(arg1, arg2, arg3); } Create_func_cos Create_func_cos::s_singleton; Item* Create_func_cos::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_cos(arg1); } Create_func_cot Create_func_cot::s_singleton; Item* Create_func_cot::create(THD *thd, Item *arg1) { Item *i1= new (thd->mem_root) Item_int((char*) "1", 1, 1); Item *i2= new (thd->mem_root) Item_func_tan(arg1); return new (thd->mem_root) Item_func_div(i1, i2); } Create_func_crc32 Create_func_crc32::s_singleton; Item* Create_func_crc32::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_crc32(arg1); } #ifdef HAVE_SPATIAL Create_func_crosses Create_func_crosses::s_singleton; Item* Create_func_crosses::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_CROSSES_FUNC); } #endif Create_func_date_format Create_func_date_format::s_singleton; Item* Create_func_date_format::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_date_format(arg1, arg2, 0); } Create_func_datediff Create_func_datediff::s_singleton; Item* Create_func_datediff::create(THD *thd, Item *arg1, Item *arg2) { Item *i1= new (thd->mem_root) Item_func_to_days(arg1); Item *i2= new (thd->mem_root) Item_func_to_days(arg2); return new (thd->mem_root) Item_func_minus(i1, i2); } Create_func_dayname Create_func_dayname::s_singleton; Item* Create_func_dayname::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_dayname(arg1); } Create_func_dayofmonth Create_func_dayofmonth::s_singleton; Item* Create_func_dayofmonth::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_dayofmonth(arg1); } Create_func_dayofweek Create_func_dayofweek::s_singleton; Item* Create_func_dayofweek::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_weekday(arg1, 1); } Create_func_dayofyear Create_func_dayofyear::s_singleton; Item* Create_func_dayofyear::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_dayofyear(arg1); } Create_func_decode Create_func_decode::s_singleton; Item* Create_func_decode::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_decode(arg1, arg2); } Create_func_degrees Create_func_degrees::s_singleton; Item* Create_func_degrees::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_units((char*) "degrees", arg1, 180/M_PI, 0.0); } Create_func_des_decrypt Create_func_des_decrypt::s_singleton; Item* Create_func_des_decrypt::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_des_decrypt(param_1); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_des_decrypt(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_des_encrypt Create_func_des_encrypt::s_singleton; Item* Create_func_des_encrypt::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_des_encrypt(param_1); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_des_encrypt(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } #ifdef HAVE_SPATIAL Create_func_dimension Create_func_dimension::s_singleton; Item* Create_func_dimension::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_dimension(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_disjoint Create_func_disjoint::s_singleton; Item* Create_func_disjoint::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_DISJOINT_FUNC); } #endif Create_func_elt Create_func_elt::s_singleton; Item* Create_func_elt::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; if (arg_count < 2) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return new (thd->mem_root) Item_func_elt(*item_list); } Create_func_encode Create_func_encode::s_singleton; Item* Create_func_encode::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_encode(arg1, arg2); } Create_func_encrypt Create_func_encrypt::s_singleton; Item* Create_func_encrypt::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_encrypt(param_1); thd->lex->uncacheable(UNCACHEABLE_RAND); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_encrypt(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } #ifdef HAVE_SPATIAL Create_func_endpoint Create_func_endpoint::s_singleton; Item* Create_func_endpoint::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_spatial_decomp(arg1, Item_func::SP_ENDPOINT); } #endif #ifdef HAVE_SPATIAL Create_func_envelope Create_func_envelope::s_singleton; Item* Create_func_envelope::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_envelope(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_equals Create_func_equals::s_singleton; Item* Create_func_equals::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_EQUALS_FUNC); } #endif Create_func_exp Create_func_exp::s_singleton; Item* Create_func_exp::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_exp(arg1); } Create_func_export_set Create_func_export_set::s_singleton; Item* Create_func_export_set::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 3: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); Item *param_3= item_list->pop(); func= new (thd->mem_root) Item_func_export_set(param_1, param_2, param_3); break; } case 4: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); Item *param_3= item_list->pop(); Item *param_4= item_list->pop(); func= new (thd->mem_root) Item_func_export_set(param_1, param_2, param_3, param_4); break; } case 5: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); Item *param_3= item_list->pop(); Item *param_4= item_list->pop(); Item *param_5= item_list->pop(); func= new (thd->mem_root) Item_func_export_set(param_1, param_2, param_3, param_4, param_5); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } #ifdef HAVE_SPATIAL Create_func_exteriorring Create_func_exteriorring::s_singleton; Item* Create_func_exteriorring::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_spatial_decomp(arg1, Item_func::SP_EXTERIORRING); } #endif Create_func_field Create_func_field::s_singleton; Item* Create_func_field::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; if (arg_count < 2) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return new (thd->mem_root) Item_func_field(*item_list); } Create_func_find_in_set Create_func_find_in_set::s_singleton; Item* Create_func_find_in_set::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_find_in_set(arg1, arg2); } Create_func_floor Create_func_floor::s_singleton; Item* Create_func_floor::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_floor(arg1); } Create_func_format Create_func_format::s_singleton; Item* Create_func_format::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_format(arg1, arg2); } Create_func_found_rows Create_func_found_rows::s_singleton; Item* Create_func_found_rows::create(THD *thd) { thd->lex->set_stmt_unsafe(); thd->lex->safe_to_cache_query= 0; return new (thd->mem_root) Item_func_found_rows(); } Create_func_from_days Create_func_from_days::s_singleton; Item* Create_func_from_days::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_from_days(arg1); } Create_func_from_unixtime Create_func_from_unixtime::s_singleton; Item* Create_func_from_unixtime::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_from_unixtime(param_1); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); Item *ut= new (thd->mem_root) Item_func_from_unixtime(param_1); func= new (thd->mem_root) Item_func_date_format(ut, param_2, 0); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } #ifdef HAVE_SPATIAL Create_func_geometry_from_text Create_func_geometry_from_text::s_singleton; Item* Create_func_geometry_from_text::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_geometry_from_text(param_1); thd->lex->uncacheable(UNCACHEABLE_RAND); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_geometry_from_text(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } #endif #ifdef HAVE_SPATIAL Create_func_geometry_from_wkb Create_func_geometry_from_wkb::s_singleton; Item* Create_func_geometry_from_wkb::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_geometry_from_wkb(param_1); thd->lex->uncacheable(UNCACHEABLE_RAND); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_geometry_from_wkb(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } #endif #ifdef HAVE_SPATIAL Create_func_geometry_type Create_func_geometry_type::s_singleton; Item* Create_func_geometry_type::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_geometry_type(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_geometryn Create_func_geometryn::s_singleton; Item* Create_func_geometryn::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_decomp_n(arg1, arg2, Item_func::SP_GEOMETRYN); } #endif Create_func_get_lock Create_func_get_lock::s_singleton; Item* Create_func_get_lock::create(THD *thd, Item *arg1, Item *arg2) { thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT); return new (thd->mem_root) Item_func_get_lock(arg1, arg2); } #ifdef HAVE_SPATIAL Create_func_glength Create_func_glength::s_singleton; Item* Create_func_glength::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_glength(arg1); } #endif Create_func_greatest Create_func_greatest::s_singleton; Item* Create_func_greatest::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; if (arg_count < 2) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return new (thd->mem_root) Item_func_max(*item_list); } Create_func_hex Create_func_hex::s_singleton; Item* Create_func_hex::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_hex(arg1); } Create_func_ifnull Create_func_ifnull::s_singleton; Item* Create_func_ifnull::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_ifnull(arg1, arg2); } Create_func_inet_ntoa Create_func_inet_ntoa::s_singleton; Item* Create_func_inet_ntoa::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_inet_ntoa(arg1); } Create_func_inet_aton Create_func_inet_aton::s_singleton; Item* Create_func_inet_aton::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_inet_aton(arg1); } Create_func_instr Create_func_instr::s_singleton; Item* Create_func_instr::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_locate(arg1, arg2); } #ifdef HAVE_SPATIAL Create_func_interiorringn Create_func_interiorringn::s_singleton; Item* Create_func_interiorringn::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_decomp_n(arg1, arg2, Item_func::SP_INTERIORRINGN); } #endif #ifdef HAVE_SPATIAL Create_func_intersects Create_func_intersects::s_singleton; Item* Create_func_intersects::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_INTERSECTS_FUNC); } #endif Create_func_is_free_lock Create_func_is_free_lock::s_singleton; Item* Create_func_is_free_lock::create(THD *thd, Item *arg1) { thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT); return new (thd->mem_root) Item_func_is_free_lock(arg1); } Create_func_is_used_lock Create_func_is_used_lock::s_singleton; Item* Create_func_is_used_lock::create(THD *thd, Item *arg1) { thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT); return new (thd->mem_root) Item_func_is_used_lock(arg1); } #ifdef HAVE_SPATIAL Create_func_isclosed Create_func_isclosed::s_singleton; Item* Create_func_isclosed::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_isclosed(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_isempty Create_func_isempty::s_singleton; Item* Create_func_isempty::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_isempty(arg1); } #endif Create_func_isnull Create_func_isnull::s_singleton; Item* Create_func_isnull::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_isnull(arg1); } #ifdef HAVE_SPATIAL Create_func_issimple Create_func_issimple::s_singleton; Item* Create_func_issimple::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_issimple(arg1); } #endif Create_func_last_day Create_func_last_day::s_singleton; Item* Create_func_last_day::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_last_day(arg1); } Create_func_last_insert_id Create_func_last_insert_id::s_singleton; Item* Create_func_last_insert_id::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 0: { func= new (thd->mem_root) Item_func_last_insert_id(); thd->lex->safe_to_cache_query= 0; break; } case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_last_insert_id(param_1); thd->lex->safe_to_cache_query= 0; break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_lcase Create_func_lcase::s_singleton; Item* Create_func_lcase::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_lcase(arg1); } Create_func_least Create_func_least::s_singleton; Item* Create_func_least::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; if (arg_count < 2) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } return new (thd->mem_root) Item_func_min(*item_list); } Create_func_length Create_func_length::s_singleton; Item* Create_func_length::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_length(arg1); } Create_func_ln Create_func_ln::s_singleton; Item* Create_func_ln::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_ln(arg1); } Create_func_load_file Create_func_load_file::s_singleton; Item* Create_func_load_file::create(THD *thd, Item *arg1) { thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT); return new (thd->mem_root) Item_load_file(arg1); } Create_func_locate Create_func_locate::s_singleton; Item* Create_func_locate::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); /* Yes, parameters in that order : 2, 1 */ func= new (thd->mem_root) Item_func_locate(param_2, param_1); break; } case 3: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); Item *param_3= item_list->pop(); /* Yes, parameters in that order : 2, 1, 3 */ func= new (thd->mem_root) Item_func_locate(param_2, param_1, param_3); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_log Create_func_log::s_singleton; Item* Create_func_log::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_log(param_1); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_log(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_log10 Create_func_log10::s_singleton; Item* Create_func_log10::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_log10(arg1); } Create_func_log2 Create_func_log2::s_singleton; Item* Create_func_log2::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_log2(arg1); } Create_func_lpad Create_func_lpad::s_singleton; Item* Create_func_lpad::create(THD *thd, Item *arg1, Item *arg2, Item *arg3) { return new (thd->mem_root) Item_func_lpad(arg1, arg2, arg3); } Create_func_ltrim Create_func_ltrim::s_singleton; Item* Create_func_ltrim::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_ltrim(arg1); } Create_func_makedate Create_func_makedate::s_singleton; Item* Create_func_makedate::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_makedate(arg1, arg2); } Create_func_maketime Create_func_maketime::s_singleton; Item* Create_func_maketime::create(THD *thd, Item *arg1, Item *arg2, Item *arg3) { return new (thd->mem_root) Item_func_maketime(arg1, arg2, arg3); } Create_func_make_set Create_func_make_set::s_singleton; Item* Create_func_make_set::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; if (arg_count < 2) { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); return NULL; } Item *param_1= item_list->pop(); return new (thd->mem_root) Item_func_make_set(param_1, *item_list); } Create_func_master_pos_wait Create_func_master_pos_wait::s_singleton; Item* Create_func_master_pos_wait::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_master_pos_wait(param_1, param_2); thd->lex->safe_to_cache_query= 0; break; } case 3: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); Item *param_3= item_list->pop(); func= new (thd->mem_root) Item_master_pos_wait(param_1, param_2, param_3); thd->lex->safe_to_cache_query= 0; break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_md5 Create_func_md5::s_singleton; Item* Create_func_md5::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_md5(arg1); } Create_func_monthname Create_func_monthname::s_singleton; Item* Create_func_monthname::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_monthname(arg1); } Create_func_name_const Create_func_name_const::s_singleton; Item* Create_func_name_const::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_name_const(arg1, arg2); } Create_func_nullif Create_func_nullif::s_singleton; Item* Create_func_nullif::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_nullif(arg1, arg2); } #ifdef HAVE_SPATIAL Create_func_numgeometries Create_func_numgeometries::s_singleton; Item* Create_func_numgeometries::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_numgeometries(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_numinteriorring Create_func_numinteriorring::s_singleton; Item* Create_func_numinteriorring::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_numinteriorring(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_numpoints Create_func_numpoints::s_singleton; Item* Create_func_numpoints::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_numpoints(arg1); } #endif Create_func_oct Create_func_oct::s_singleton; Item* Create_func_oct::create(THD *thd, Item *arg1) { Item *i10= new (thd->mem_root) Item_int((int32) 10,2); Item *i8= new (thd->mem_root) Item_int((int32) 8,1); return new (thd->mem_root) Item_func_conv(arg1, i10, i8); } Create_func_ord Create_func_ord::s_singleton; Item* Create_func_ord::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_ord(arg1); } #ifdef HAVE_SPATIAL Create_func_overlaps Create_func_overlaps::s_singleton; Item* Create_func_overlaps::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_OVERLAPS_FUNC); } #endif Create_func_period_add Create_func_period_add::s_singleton; Item* Create_func_period_add::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_period_add(arg1, arg2); } Create_func_period_diff Create_func_period_diff::s_singleton; Item* Create_func_period_diff::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_period_diff(arg1, arg2); } Create_func_pi Create_func_pi::s_singleton; Item* Create_func_pi::create(THD *thd) { return new (thd->mem_root) Item_static_float_func("pi()", M_PI, 6, 8); } #ifdef HAVE_SPATIAL Create_func_pointn Create_func_pointn::s_singleton; Item* Create_func_pointn::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_decomp_n(arg1, arg2, Item_func::SP_POINTN); } #endif Create_func_pow Create_func_pow::s_singleton; Item* Create_func_pow::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_pow(arg1, arg2); } Create_func_quote Create_func_quote::s_singleton; Item* Create_func_quote::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_quote(arg1); } Create_func_radians Create_func_radians::s_singleton; Item* Create_func_radians::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_units((char*) "radians", arg1, M_PI/180, 0.0); } Create_func_rand Create_func_rand::s_singleton; Item* Create_func_rand::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 0: { func= new (thd->mem_root) Item_func_rand(); thd->lex->uncacheable(UNCACHEABLE_RAND); break; } case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_rand(param_1); thd->lex->uncacheable(UNCACHEABLE_RAND); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_release_lock Create_func_release_lock::s_singleton; Item* Create_func_release_lock::create(THD *thd, Item *arg1) { thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT); return new (thd->mem_root) Item_func_release_lock(arg1); } Create_func_reverse Create_func_reverse::s_singleton; Item* Create_func_reverse::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_reverse(arg1); } Create_func_round Create_func_round::s_singleton; Item* Create_func_round::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); Item *i0 = new (thd->mem_root) Item_int((char*)"0", 0, 1); func= new (thd->mem_root) Item_func_round(param_1, i0, 0); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_round(param_1, param_2, 0); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_row_count Create_func_row_count::s_singleton; Item* Create_func_row_count::create(THD *thd) { thd->lex->set_stmt_unsafe(); thd->lex->safe_to_cache_query= 0; return new (thd->mem_root) Item_func_row_count(); } Create_func_rpad Create_func_rpad::s_singleton; Item* Create_func_rpad::create(THD *thd, Item *arg1, Item *arg2, Item *arg3) { return new (thd->mem_root) Item_func_rpad(arg1, arg2, arg3); } Create_func_rtrim Create_func_rtrim::s_singleton; Item* Create_func_rtrim::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_rtrim(arg1); } Create_func_sec_to_time Create_func_sec_to_time::s_singleton; Item* Create_func_sec_to_time::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_sec_to_time(arg1); } Create_func_sha Create_func_sha::s_singleton; Item* Create_func_sha::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_sha(arg1); } Create_func_sign Create_func_sign::s_singleton; Item* Create_func_sign::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_sign(arg1); } Create_func_sin Create_func_sin::s_singleton; Item* Create_func_sin::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_sin(arg1); } Create_func_sleep Create_func_sleep::s_singleton; Item* Create_func_sleep::create(THD *thd, Item *arg1) { thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT); return new (thd->mem_root) Item_func_sleep(arg1); } Create_func_soundex Create_func_soundex::s_singleton; Item* Create_func_soundex::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_soundex(arg1); } Create_func_space Create_func_space::s_singleton; Item* Create_func_space::create(THD *thd, Item *arg1) { /** TODO: Fix Bug#23637 The parsed item tree should not depend on <code>thd->variables.collation_connection</code>. */ CHARSET_INFO *cs= thd->variables.collation_connection; Item *sp; if (cs->mbminlen > 1) { uint dummy_errors; sp= new (thd->mem_root) Item_string("", 0, cs, DERIVATION_COERCIBLE, MY_REPERTOIRE_ASCII); sp->str_value.copy(" ", 1, &my_charset_latin1, cs, &dummy_errors); } else { sp= new (thd->mem_root) Item_string(" ", 1, cs, DERIVATION_COERCIBLE, MY_REPERTOIRE_ASCII); } return new (thd->mem_root) Item_func_repeat(sp, arg1); } Create_func_sqrt Create_func_sqrt::s_singleton; Item* Create_func_sqrt::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_sqrt(arg1); } #ifdef HAVE_SPATIAL Create_func_srid Create_func_srid::s_singleton; Item* Create_func_srid::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_srid(arg1); } #endif #ifdef HAVE_SPATIAL Create_func_startpoint Create_func_startpoint::s_singleton; Item* Create_func_startpoint::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_spatial_decomp(arg1, Item_func::SP_STARTPOINT); } #endif Create_func_str_to_date Create_func_str_to_date::s_singleton; Item* Create_func_str_to_date::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_str_to_date(arg1, arg2); } Create_func_strcmp Create_func_strcmp::s_singleton; Item* Create_func_strcmp::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_strcmp(arg1, arg2); } Create_func_substr_index Create_func_substr_index::s_singleton; Item* Create_func_substr_index::create(THD *thd, Item *arg1, Item *arg2, Item *arg3) { return new (thd->mem_root) Item_func_substr_index(arg1, arg2, arg3); } Create_func_subtime Create_func_subtime::s_singleton; Item* Create_func_subtime::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_add_time(arg1, arg2, 0, 1); } Create_func_tan Create_func_tan::s_singleton; Item* Create_func_tan::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_tan(arg1); } Create_func_time_format Create_func_time_format::s_singleton; Item* Create_func_time_format::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_date_format(arg1, arg2, 1); } Create_func_time_to_sec Create_func_time_to_sec::s_singleton; Item* Create_func_time_to_sec::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_time_to_sec(arg1); } Create_func_timediff Create_func_timediff::s_singleton; Item* Create_func_timediff::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_timediff(arg1, arg2); } Create_func_to_days Create_func_to_days::s_singleton; Item* Create_func_to_days::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_to_days(arg1); } #ifdef HAVE_SPATIAL Create_func_touches Create_func_touches::s_singleton; Item* Create_func_touches::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_TOUCHES_FUNC); } #endif Create_func_ucase Create_func_ucase::s_singleton; Item* Create_func_ucase::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_ucase(arg1); } Create_func_uncompress Create_func_uncompress::s_singleton; Item* Create_func_uncompress::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_uncompress(arg1); } Create_func_uncompressed_length Create_func_uncompressed_length::s_singleton; Item* Create_func_uncompressed_length::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_uncompressed_length(arg1); } Create_func_unhex Create_func_unhex::s_singleton; Item* Create_func_unhex::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_unhex(arg1); } Create_func_unix_timestamp Create_func_unix_timestamp::s_singleton; Item* Create_func_unix_timestamp::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 0: { func= new (thd->mem_root) Item_func_unix_timestamp(); thd->lex->safe_to_cache_query= 0; break; } case 1: { Item *param_1= item_list->pop(); func= new (thd->mem_root) Item_func_unix_timestamp(param_1); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } Create_func_uuid Create_func_uuid::s_singleton; Item* Create_func_uuid::create(THD *thd) { thd->lex->set_stmt_unsafe(); thd->lex->safe_to_cache_query= 0; return new (thd->mem_root) Item_func_uuid(); } Create_func_uuid_short Create_func_uuid_short::s_singleton; Item* Create_func_uuid_short::create(THD *thd) { thd->lex->set_stmt_unsafe(); thd->lex->safe_to_cache_query= 0; return new (thd->mem_root) Item_func_uuid_short(); } Create_func_version Create_func_version::s_singleton; Item* Create_func_version::create(THD *thd) { return new (thd->mem_root) Item_static_string_func("version()", server_version, (uint) strlen(server_version), system_charset_info, DERIVATION_SYSCONST); } Create_func_weekday Create_func_weekday::s_singleton; Item* Create_func_weekday::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_weekday(arg1, 0); } Create_func_weekofyear Create_func_weekofyear::s_singleton; Item* Create_func_weekofyear::create(THD *thd, Item *arg1) { Item *i1= new (thd->mem_root) Item_int((char*) "0", 3, 1); return new (thd->mem_root) Item_func_week(arg1, i1); } #ifdef HAVE_SPATIAL Create_func_within Create_func_within::s_singleton; Item* Create_func_within::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_spatial_rel(arg1, arg2, Item_func::SP_WITHIN_FUNC); } #endif #ifdef HAVE_SPATIAL Create_func_x Create_func_x::s_singleton; Item* Create_func_x::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_x(arg1); } #endif Create_func_xml_extractvalue Create_func_xml_extractvalue::s_singleton; Item* Create_func_xml_extractvalue::create(THD *thd, Item *arg1, Item *arg2) { return new (thd->mem_root) Item_func_xml_extractvalue(arg1, arg2); } Create_func_xml_update Create_func_xml_update::s_singleton; Item* Create_func_xml_update::create(THD *thd, Item *arg1, Item *arg2, Item *arg3) { return new (thd->mem_root) Item_func_xml_update(arg1, arg2, arg3); } #ifdef HAVE_SPATIAL Create_func_y Create_func_y::s_singleton; Item* Create_func_y::create(THD *thd, Item *arg1) { return new (thd->mem_root) Item_func_y(arg1); } #endif Create_func_year_week Create_func_year_week::s_singleton; Item* Create_func_year_week::create_native(THD *thd, LEX_STRING name, List<Item> *item_list) { Item *func= NULL; int arg_count= 0; if (item_list != NULL) arg_count= item_list->elements; switch (arg_count) { case 1: { Item *param_1= item_list->pop(); Item *i0= new (thd->mem_root) Item_int((char*) "0", 0, 1); func= new (thd->mem_root) Item_func_yearweek(param_1, i0); break; } case 2: { Item *param_1= item_list->pop(); Item *param_2= item_list->pop(); func= new (thd->mem_root) Item_func_yearweek(param_1, param_2); break; } default: { my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), name.str); break; } } return func; } struct Native_func_registry { LEX_STRING name; Create_func *builder; }; #define BUILDER(F) & F::s_singleton #ifdef HAVE_SPATIAL #define GEOM_BUILDER(F) & F::s_singleton #else #define GEOM_BUILDER(F) & Create_func_no_geom::s_singleton #endif /* MySQL native functions. MAINTAINER: - Keep sorted for human lookup. At runtime, a hash table is used. - do **NOT** conditionally (#ifdef, #ifndef) define a function *NAME*: doing so will cause user code that works against a --without-XYZ binary to fail with name collisions against a --with-XYZ binary. Use something similar to GEOM_BUILDER instead. - keep 1 line per entry, it makes grep | sort easier */ static Native_func_registry func_array[] = { { { C_STRING_WITH_LEN("ABS") }, BUILDER(Create_func_abs)}, { { C_STRING_WITH_LEN("ACOS") }, BUILDER(Create_func_acos)}, { { C_STRING_WITH_LEN("ADDTIME") }, BUILDER(Create_func_addtime)}, { { C_STRING_WITH_LEN("AES_DECRYPT") }, BUILDER(Create_func_aes_decrypt)}, { { C_STRING_WITH_LEN("AES_ENCRYPT") }, BUILDER(Create_func_aes_encrypt)}, { { C_STRING_WITH_LEN("AREA") }, GEOM_BUILDER(Create_func_area)}, { { C_STRING_WITH_LEN("ASBINARY") }, GEOM_BUILDER(Create_func_as_wkb)}, { { C_STRING_WITH_LEN("ASIN") }, BUILDER(Create_func_asin)}, { { C_STRING_WITH_LEN("ASTEXT") }, GEOM_BUILDER(Create_func_as_wkt)}, { { C_STRING_WITH_LEN("ASWKB") }, GEOM_BUILDER(Create_func_as_wkb)}, { { C_STRING_WITH_LEN("ASWKT") }, GEOM_BUILDER(Create_func_as_wkt)}, { { C_STRING_WITH_LEN("ATAN") }, BUILDER(Create_func_atan)}, { { C_STRING_WITH_LEN("ATAN2") }, BUILDER(Create_func_atan)}, { { C_STRING_WITH_LEN("BENCHMARK") }, BUILDER(Create_func_benchmark)}, { { C_STRING_WITH_LEN("BIN") }, BUILDER(Create_func_bin)}, { { C_STRING_WITH_LEN("BIT_COUNT") }, BUILDER(Create_func_bit_count)}, { { C_STRING_WITH_LEN("BIT_LENGTH") }, BUILDER(Create_func_bit_length)}, { { C_STRING_WITH_LEN("CEIL") }, BUILDER(Create_func_ceiling)}, { { C_STRING_WITH_LEN("CEILING") }, BUILDER(Create_func_ceiling)}, { { C_STRING_WITH_LEN("CENTROID") }, GEOM_BUILDER(Create_func_centroid)}, { { C_STRING_WITH_LEN("CHARACTER_LENGTH") }, BUILDER(Create_func_char_length)}, { { C_STRING_WITH_LEN("CHAR_LENGTH") }, BUILDER(Create_func_char_length)}, { { C_STRING_WITH_LEN("COERCIBILITY") }, BUILDER(Create_func_coercibility)}, { { C_STRING_WITH_LEN("COMPRESS") }, BUILDER(Create_func_compress)}, { { C_STRING_WITH_LEN("CONCAT") }, BUILDER(Create_func_concat)}, { { C_STRING_WITH_LEN("CONCAT_WS") }, BUILDER(Create_func_concat_ws)}, { { C_STRING_WITH_LEN("CONNECTION_ID") }, BUILDER(Create_func_connection_id)}, { { C_STRING_WITH_LEN("CONV") }, BUILDER(Create_func_conv)}, { { C_STRING_WITH_LEN("CONVERT_TZ") }, BUILDER(Create_func_convert_tz)}, { { C_STRING_WITH_LEN("COS") }, BUILDER(Create_func_cos)}, { { C_STRING_WITH_LEN("COT") }, BUILDER(Create_func_cot)}, { { C_STRING_WITH_LEN("CRC32") }, BUILDER(Create_func_crc32)}, { { C_STRING_WITH_LEN("CROSSES") }, GEOM_BUILDER(Create_func_crosses)}, { { C_STRING_WITH_LEN("DATEDIFF") }, BUILDER(Create_func_datediff)}, { { C_STRING_WITH_LEN("DATE_FORMAT") }, BUILDER(Create_func_date_format)}, { { C_STRING_WITH_LEN("DAYNAME") }, BUILDER(Create_func_dayname)}, { { C_STRING_WITH_LEN("DAYOFMONTH") }, BUILDER(Create_func_dayofmonth)}, { { C_STRING_WITH_LEN("DAYOFWEEK") }, BUILDER(Create_func_dayofweek)}, { { C_STRING_WITH_LEN("DAYOFYEAR") }, BUILDER(Create_func_dayofyear)}, { { C_STRING_WITH_LEN("DECODE") }, BUILDER(Create_func_decode)}, { { C_STRING_WITH_LEN("DEGREES") }, BUILDER(Create_func_degrees)}, { { C_STRING_WITH_LEN("DES_DECRYPT") }, BUILDER(Create_func_des_decrypt)}, { { C_STRING_WITH_LEN("DES_ENCRYPT") }, BUILDER(Create_func_des_encrypt)}, { { C_STRING_WITH_LEN("DIMENSION") }, GEOM_BUILDER(Create_func_dimension)}, { { C_STRING_WITH_LEN("DISJOINT") }, GEOM_BUILDER(Create_func_disjoint)}, { { C_STRING_WITH_LEN("ELT") }, BUILDER(Create_func_elt)}, { { C_STRING_WITH_LEN("ENCODE") }, BUILDER(Create_func_encode)}, { { C_STRING_WITH_LEN("ENCRYPT") }, BUILDER(Create_func_encrypt)}, { { C_STRING_WITH_LEN("ENDPOINT") }, GEOM_BUILDER(Create_func_endpoint)}, { { C_STRING_WITH_LEN("ENVELOPE") }, GEOM_BUILDER(Create_func_envelope)}, { { C_STRING_WITH_LEN("EQUALS") }, GEOM_BUILDER(Create_func_equals)}, { { C_STRING_WITH_LEN("EXP") }, BUILDER(Create_func_exp)}, { { C_STRING_WITH_LEN("EXPORT_SET") }, BUILDER(Create_func_export_set)}, { { C_STRING_WITH_LEN("EXTERIORRING") }, GEOM_BUILDER(Create_func_exteriorring)}, { { C_STRING_WITH_LEN("EXTRACTVALUE") }, BUILDER(Create_func_xml_extractvalue)}, { { C_STRING_WITH_LEN("FIELD") }, BUILDER(Create_func_field)}, { { C_STRING_WITH_LEN("FIND_IN_SET") }, BUILDER(Create_func_find_in_set)}, { { C_STRING_WITH_LEN("FLOOR") }, BUILDER(Create_func_floor)}, { { C_STRING_WITH_LEN("FORMAT") }, BUILDER(Create_func_format)}, { { C_STRING_WITH_LEN("FOUND_ROWS") }, BUILDER(Create_func_found_rows)}, { { C_STRING_WITH_LEN("FROM_DAYS") }, BUILDER(Create_func_from_days)}, { { C_STRING_WITH_LEN("FROM_UNIXTIME") }, BUILDER(Create_func_from_unixtime)}, { { C_STRING_WITH_LEN("GEOMCOLLFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("GEOMCOLLFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("GEOMETRYCOLLECTIONFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("GEOMETRYCOLLECTIONFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("GEOMETRYFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("GEOMETRYFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("GEOMETRYN") }, GEOM_BUILDER(Create_func_geometryn)}, { { C_STRING_WITH_LEN("GEOMETRYTYPE") }, GEOM_BUILDER(Create_func_geometry_type)}, { { C_STRING_WITH_LEN("GEOMFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("GEOMFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("GET_LOCK") }, BUILDER(Create_func_get_lock)}, { { C_STRING_WITH_LEN("GLENGTH") }, GEOM_BUILDER(Create_func_glength)}, { { C_STRING_WITH_LEN("GREATEST") }, BUILDER(Create_func_greatest)}, { { C_STRING_WITH_LEN("HEX") }, BUILDER(Create_func_hex)}, { { C_STRING_WITH_LEN("IFNULL") }, BUILDER(Create_func_ifnull)}, { { C_STRING_WITH_LEN("INET_ATON") }, BUILDER(Create_func_inet_aton)}, { { C_STRING_WITH_LEN("INET_NTOA") }, BUILDER(Create_func_inet_ntoa)}, { { C_STRING_WITH_LEN("INSTR") }, BUILDER(Create_func_instr)}, { { C_STRING_WITH_LEN("INTERIORRINGN") }, GEOM_BUILDER(Create_func_interiorringn)}, { { C_STRING_WITH_LEN("INTERSECTS") }, GEOM_BUILDER(Create_func_intersects)}, { { C_STRING_WITH_LEN("ISCLOSED") }, GEOM_BUILDER(Create_func_isclosed)}, { { C_STRING_WITH_LEN("ISEMPTY") }, GEOM_BUILDER(Create_func_isempty)}, { { C_STRING_WITH_LEN("ISNULL") }, BUILDER(Create_func_isnull)}, { { C_STRING_WITH_LEN("ISSIMPLE") }, GEOM_BUILDER(Create_func_issimple)}, { { C_STRING_WITH_LEN("IS_FREE_LOCK") }, BUILDER(Create_func_is_free_lock)}, { { C_STRING_WITH_LEN("IS_USED_LOCK") }, BUILDER(Create_func_is_used_lock)}, { { C_STRING_WITH_LEN("LAST_DAY") }, BUILDER(Create_func_last_day)}, { { C_STRING_WITH_LEN("LAST_INSERT_ID") }, BUILDER(Create_func_last_insert_id)}, { { C_STRING_WITH_LEN("LCASE") }, BUILDER(Create_func_lcase)}, { { C_STRING_WITH_LEN("LEAST") }, BUILDER(Create_func_least)}, { { C_STRING_WITH_LEN("LENGTH") }, BUILDER(Create_func_length)}, { { C_STRING_WITH_LEN("LINEFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("LINEFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("LINESTRINGFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("LINESTRINGFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("LN") }, BUILDER(Create_func_ln)}, { { C_STRING_WITH_LEN("LOAD_FILE") }, BUILDER(Create_func_load_file)}, { { C_STRING_WITH_LEN("LOCATE") }, BUILDER(Create_func_locate)}, { { C_STRING_WITH_LEN("LOG") }, BUILDER(Create_func_log)}, { { C_STRING_WITH_LEN("LOG10") }, BUILDER(Create_func_log10)}, { { C_STRING_WITH_LEN("LOG2") }, BUILDER(Create_func_log2)}, { { C_STRING_WITH_LEN("LOWER") }, BUILDER(Create_func_lcase)}, { { C_STRING_WITH_LEN("LPAD") }, BUILDER(Create_func_lpad)}, { { C_STRING_WITH_LEN("LTRIM") }, BUILDER(Create_func_ltrim)}, { { C_STRING_WITH_LEN("MAKEDATE") }, BUILDER(Create_func_makedate)}, { { C_STRING_WITH_LEN("MAKETIME") }, BUILDER(Create_func_maketime)}, { { C_STRING_WITH_LEN("MAKE_SET") }, BUILDER(Create_func_make_set)}, { { C_STRING_WITH_LEN("MASTER_POS_WAIT") }, BUILDER(Create_func_master_pos_wait)}, { { C_STRING_WITH_LEN("MBRCONTAINS") }, GEOM_BUILDER(Create_func_contains)}, { { C_STRING_WITH_LEN("MBRDISJOINT") }, GEOM_BUILDER(Create_func_disjoint)}, { { C_STRING_WITH_LEN("MBREQUAL") }, GEOM_BUILDER(Create_func_equals)}, { { C_STRING_WITH_LEN("MBRINTERSECTS") }, GEOM_BUILDER(Create_func_intersects)}, { { C_STRING_WITH_LEN("MBROVERLAPS") }, GEOM_BUILDER(Create_func_overlaps)}, { { C_STRING_WITH_LEN("MBRTOUCHES") }, GEOM_BUILDER(Create_func_touches)}, { { C_STRING_WITH_LEN("MBRWITHIN") }, GEOM_BUILDER(Create_func_within)}, { { C_STRING_WITH_LEN("MD5") }, BUILDER(Create_func_md5)}, { { C_STRING_WITH_LEN("MLINEFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("MLINEFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("MONTHNAME") }, BUILDER(Create_func_monthname)}, { { C_STRING_WITH_LEN("MPOINTFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("MPOINTFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("MPOLYFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("MPOLYFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("MULTILINESTRINGFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("MULTILINESTRINGFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("MULTIPOINTFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("MULTIPOINTFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("MULTIPOLYGONFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("MULTIPOLYGONFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("NAME_CONST") }, BUILDER(Create_func_name_const)}, { { C_STRING_WITH_LEN("NULLIF") }, BUILDER(Create_func_nullif)}, { { C_STRING_WITH_LEN("NUMGEOMETRIES") }, GEOM_BUILDER(Create_func_numgeometries)}, { { C_STRING_WITH_LEN("NUMINTERIORRINGS") }, GEOM_BUILDER(Create_func_numinteriorring)}, { { C_STRING_WITH_LEN("NUMPOINTS") }, GEOM_BUILDER(Create_func_numpoints)}, { { C_STRING_WITH_LEN("OCT") }, BUILDER(Create_func_oct)}, { { C_STRING_WITH_LEN("OCTET_LENGTH") }, BUILDER(Create_func_length)}, { { C_STRING_WITH_LEN("ORD") }, BUILDER(Create_func_ord)}, { { C_STRING_WITH_LEN("OVERLAPS") }, GEOM_BUILDER(Create_func_overlaps)}, { { C_STRING_WITH_LEN("PERIOD_ADD") }, BUILDER(Create_func_period_add)}, { { C_STRING_WITH_LEN("PERIOD_DIFF") }, BUILDER(Create_func_period_diff)}, { { C_STRING_WITH_LEN("PI") }, BUILDER(Create_func_pi)}, { { C_STRING_WITH_LEN("POINTFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("POINTFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("POINTN") }, GEOM_BUILDER(Create_func_pointn)}, { { C_STRING_WITH_LEN("POLYFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("POLYFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("POLYGONFROMTEXT") }, GEOM_BUILDER(Create_func_geometry_from_text)}, { { C_STRING_WITH_LEN("POLYGONFROMWKB") }, GEOM_BUILDER(Create_func_geometry_from_wkb)}, { { C_STRING_WITH_LEN("POW") }, BUILDER(Create_func_pow)}, { { C_STRING_WITH_LEN("POWER") }, BUILDER(Create_func_pow)}, { { C_STRING_WITH_LEN("QUOTE") }, BUILDER(Create_func_quote)}, { { C_STRING_WITH_LEN("RADIANS") }, BUILDER(Create_func_radians)}, { { C_STRING_WITH_LEN("RAND") }, BUILDER(Create_func_rand)}, { { C_STRING_WITH_LEN("RELEASE_LOCK") }, BUILDER(Create_func_release_lock)}, { { C_STRING_WITH_LEN("REVERSE") }, BUILDER(Create_func_reverse)}, { { C_STRING_WITH_LEN("ROUND") }, BUILDER(Create_func_round)}, { { C_STRING_WITH_LEN("ROW_COUNT") }, BUILDER(Create_func_row_count)}, { { C_STRING_WITH_LEN("RPAD") }, BUILDER(Create_func_rpad)}, { { C_STRING_WITH_LEN("RTRIM") }, BUILDER(Create_func_rtrim)}, { { C_STRING_WITH_LEN("SEC_TO_TIME") }, BUILDER(Create_func_sec_to_time)}, { { C_STRING_WITH_LEN("SHA") }, BUILDER(Create_func_sha)}, { { C_STRING_WITH_LEN("SHA1") }, BUILDER(Create_func_sha)}, { { C_STRING_WITH_LEN("SIGN") }, BUILDER(Create_func_sign)}, { { C_STRING_WITH_LEN("SIN") }, BUILDER(Create_func_sin)}, { { C_STRING_WITH_LEN("SLEEP") }, BUILDER(Create_func_sleep)}, { { C_STRING_WITH_LEN("SOUNDEX") }, BUILDER(Create_func_soundex)}, { { C_STRING_WITH_LEN("SPACE") }, BUILDER(Create_func_space)}, { { C_STRING_WITH_LEN("SQRT") }, BUILDER(Create_func_sqrt)}, { { C_STRING_WITH_LEN("SRID") }, GEOM_BUILDER(Create_func_srid)}, { { C_STRING_WITH_LEN("STARTPOINT") }, GEOM_BUILDER(Create_func_startpoint)}, { { C_STRING_WITH_LEN("STRCMP") }, BUILDER(Create_func_strcmp)}, { { C_STRING_WITH_LEN("STR_TO_DATE") }, BUILDER(Create_func_str_to_date)}, { { C_STRING_WITH_LEN("SUBSTRING_INDEX") }, BUILDER(Create_func_substr_index)}, { { C_STRING_WITH_LEN("SUBTIME") }, BUILDER(Create_func_subtime)}, { { C_STRING_WITH_LEN("TAN") }, BUILDER(Create_func_tan)}, { { C_STRING_WITH_LEN("TIMEDIFF") }, BUILDER(Create_func_timediff)}, { { C_STRING_WITH_LEN("TIME_FORMAT") }, BUILDER(Create_func_time_format)}, { { C_STRING_WITH_LEN("TIME_TO_SEC") }, BUILDER(Create_func_time_to_sec)}, { { C_STRING_WITH_LEN("TOUCHES") }, GEOM_BUILDER(Create_func_touches)}, { { C_STRING_WITH_LEN("TO_DAYS") }, BUILDER(Create_func_to_days)}, { { C_STRING_WITH_LEN("UCASE") }, BUILDER(Create_func_ucase)}, { { C_STRING_WITH_LEN("UNCOMPRESS") }, BUILDER(Create_func_uncompress)}, { { C_STRING_WITH_LEN("UNCOMPRESSED_LENGTH") }, BUILDER(Create_func_uncompressed_length)}, { { C_STRING_WITH_LEN("UNHEX") }, BUILDER(Create_func_unhex)}, { { C_STRING_WITH_LEN("UNIX_TIMESTAMP") }, BUILDER(Create_func_unix_timestamp)}, { { C_STRING_WITH_LEN("UPDATEXML") }, BUILDER(Create_func_xml_update)}, { { C_STRING_WITH_LEN("UPPER") }, BUILDER(Create_func_ucase)}, { { C_STRING_WITH_LEN("UUID") }, BUILDER(Create_func_uuid)}, { { C_STRING_WITH_LEN("UUID_SHORT") }, BUILDER(Create_func_uuid_short)}, { { C_STRING_WITH_LEN("VERSION") }, BUILDER(Create_func_version)}, { { C_STRING_WITH_LEN("WEEKDAY") }, BUILDER(Create_func_weekday)}, { { C_STRING_WITH_LEN("WEEKOFYEAR") }, BUILDER(Create_func_weekofyear)}, { { C_STRING_WITH_LEN("WITHIN") }, GEOM_BUILDER(Create_func_within)}, { { C_STRING_WITH_LEN("X") }, GEOM_BUILDER(Create_func_x)}, { { C_STRING_WITH_LEN("Y") }, GEOM_BUILDER(Create_func_y)}, { { C_STRING_WITH_LEN("YEARWEEK") }, BUILDER(Create_func_year_week)}, { {0, 0}, NULL} }; static HASH native_functions_hash; extern "C" uchar* get_native_fct_hash_key(const uchar *buff, size_t *length, my_bool /* unused */) { Native_func_registry *func= (Native_func_registry*) buff; *length= func->name.length; return (uchar*) func->name.str; } /* Load the hash table for native functions. Note: this code is not thread safe, and is intended to be used at server startup only (before going multi-threaded) */ int item_create_init() { Native_func_registry *func; DBUG_ENTER("item_create_init"); if (hash_init(& native_functions_hash, system_charset_info, array_elements(func_array), 0, 0, (hash_get_key) get_native_fct_hash_key, NULL, /* Nothing to free */ MYF(0))) DBUG_RETURN(1); for (func= func_array; func->builder != NULL; func++) { if (my_hash_insert(& native_functions_hash, (uchar*) func)) DBUG_RETURN(1); } #ifndef DBUG_OFF for (uint i=0 ; i < native_functions_hash.records ; i++) { func= (Native_func_registry*) hash_element(& native_functions_hash, i); DBUG_PRINT("info", ("native function: %s length: %u", func->name.str, (uint) func->name.length)); } #endif DBUG_RETURN(0); } /* Empty the hash table for native functions. Note: this code is not thread safe, and is intended to be used at server shutdown only (after thread requests have been executed). */ void item_create_cleanup() { DBUG_ENTER("item_create_cleanup"); hash_free(& native_functions_hash); DBUG_VOID_RETURN; } Create_func * find_native_function_builder(THD *thd, LEX_STRING name) { Native_func_registry *func; Create_func *builder= NULL; /* Thread safe */ func= (Native_func_registry*) hash_search(& native_functions_hash, (uchar*) name.str, name.length); if (func) { builder= func->builder; } return builder; } Create_qfunc * find_qualified_function_builder(THD *thd) { return & Create_sp_func::s_singleton; } Item * create_func_cast(THD *thd, Item *a, Cast_target cast_type, const char *c_len, const char *c_dec, CHARSET_INFO *cs) { Item *res; ulong len; uint dec; LINT_INIT(res); switch (cast_type) { case ITEM_CAST_BINARY: res= new (thd->mem_root) Item_func_binary(a); break; case ITEM_CAST_SIGNED_INT: res= new (thd->mem_root) Item_func_signed(a); break; case ITEM_CAST_UNSIGNED_INT: res= new (thd->mem_root) Item_func_unsigned(a); break; case ITEM_CAST_DATE: res= new (thd->mem_root) Item_date_typecast(a); break; case ITEM_CAST_TIME: res= new (thd->mem_root) Item_time_typecast(a); break; case ITEM_CAST_DATETIME: res= new (thd->mem_root) Item_datetime_typecast(a); break; case ITEM_CAST_DECIMAL: { len= c_len ? atoi(c_len) : 0; dec= c_dec ? atoi(c_dec) : 0; my_decimal_trim(&len, &dec); if (len < dec) { my_error(ER_M_BIGGER_THAN_D, MYF(0), ""); return 0; } if (len > DECIMAL_MAX_PRECISION) { my_error(ER_TOO_BIG_PRECISION, MYF(0), len, a->name, DECIMAL_MAX_PRECISION); return 0; } if (dec > DECIMAL_MAX_SCALE) { my_error(ER_TOO_BIG_SCALE, MYF(0), dec, a->name, DECIMAL_MAX_SCALE); return 0; } res= new (thd->mem_root) Item_decimal_typecast(a, len, dec); break; } case ITEM_CAST_CHAR: { CHARSET_INFO *real_cs= (cs ? cs : thd->variables.collation_connection); len= c_len ? atoi(c_len) : -1; res= new (thd->mem_root) Item_char_typecast(a, len, real_cs); break; } default: { DBUG_ASSERT(0); res= 0; break; } } return res; }