BUG#18198: Partition function handling

Review fixes
parent 21f8aef4
......@@ -807,26 +807,10 @@ class Item {
below should be defined in the new Item class.
*/
#define PF_SAFE_BINARY_COLLATION 3
#define PF_SAFE_SINGLE_CHAR_COLLATION 2
#define PF_SAFE 1
#define PF_UNSAFE 0
bool safe_for_binary_collation(byte *int_arg)
{
if (*(int *)int_arg != PF_UNSAFE)
*(int*)int_arg= PF_SAFE_BINARY_COLLATION;
return 0;
}
bool safe_for_single_char_collation(byte *int_arg)
{
if (*(int*)int_arg == PF_SAFE)
*(int*)int_arg= PF_SAFE_SINGLE_CHAR_COLLATION;
return 0;
}
virtual bool check_partition_func_processor(byte *int_arg)
{
*(int *)int_arg= PF_UNSAFE;
return 0;
*(int *)int_arg= 0;
return FALSE;
}
virtual Item *equal_fields_propagator(byte * arg) { return this; }
......@@ -1126,8 +1110,7 @@ class Item_name_const : public Item
Item::maybe_null= TRUE;
}
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
bool fix_fields(THD *, Item **);
enum Type type() const;
......@@ -1174,7 +1157,7 @@ class Item_num: public Item
Item_num() {} /* Remove gcc warning */
virtual Item_num *neg()= 0;
Item *safe_charset_converter(CHARSET_INFO *tocs);
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
#define NO_CACHED_FIELD_INDEX ((uint)(-1))
......@@ -1310,7 +1293,7 @@ class Item_field :public Item_ident
bool collect_item_field_processor(byte * arg);
bool find_item_in_field_list_processor(byte *arg);
bool register_field_in_read_map(byte *arg);
bool check_partition_func_processor(byte *int_arg) { return 0; }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
void cleanup();
bool result_as_longlong()
{
......@@ -1358,7 +1341,7 @@ class Item_null :public Item
bool is_null() { return 1; }
void print(String *str) { str->append(STRING_WITH_LEN("NULL")); }
Item *safe_charset_converter(CHARSET_INFO *tocs);
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
class Item_null_result :public Item_null
......@@ -1372,7 +1355,7 @@ class Item_null_result :public Item_null
save_in_field(result_field, no_conversions);
}
bool check_partition_func_processor(byte *int_arg)
{ *(int *)int_arg= PF_UNSAFE; return 0; }
{ *(int *)int_arg= 0; return FALSE; }
};
/* Item represents one placeholder ('?') of prepared statement */
......@@ -1664,7 +1647,7 @@ class Item_static_float_func :public Item_float
void print(String *str) { str->append(func_name); }
Item *safe_charset_converter(CHARSET_INFO *tocs);
bool check_partition_func_processor(byte *int_arg)
{ *(int *)int_arg= PF_UNSAFE; return 0; }
{ *(int *)int_arg= 0; return FALSE; }
};
......@@ -1742,7 +1725,7 @@ class Item_string :public Item
void print(String *str);
// to prevent drop fixed flag (no need parent cleanup call)
void cleanup() {}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -1758,7 +1741,7 @@ class Item_static_string_func :public Item_string
Item *safe_charset_converter(CHARSET_INFO *tocs);
void print(String *str) { str->append(func_name); }
bool check_partition_func_processor(byte *int_arg)
{ *(int *)int_arg= PF_UNSAFE; return 0; }
{ *(int *)int_arg= 0; return FALSE; }
};
......@@ -1772,7 +1755,7 @@ class Item_datetime :public Item_string
{ max_length=19;}
enum_field_types field_type() const { return MYSQL_TYPE_DATETIME; }
bool check_partition_func_processor(byte *int_arg)
{ *(int *)int_arg= PF_UNSAFE; return 0; }
{ *(int *)int_arg= 0; return FALSE; }
};
class Item_empty_string :public Item_string
......@@ -1796,7 +1779,7 @@ class Item_return_int :public Item_int
}
enum_field_types field_type() const { return int_field_type; }
bool check_partition_func_processor(byte *int_arg)
{ *(int *)int_arg= PF_UNSAFE; return 0; }
{ *(int *)int_arg= 0; return FALSE; }
};
......@@ -1820,8 +1803,7 @@ class Item_hex_string: public Item
void cleanup() {}
bool eq(const Item *item, bool binary_cmp) const;
virtual Item *safe_charset_converter(CHARSET_INFO *tocs);
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_binary_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -2049,7 +2031,7 @@ class Item_int_with_ref :public Item_int
Item *new_item();
virtual Item *real_item() { return ref; }
bool check_partition_func_processor(byte *int_arg)
{ *(int *)int_arg= PF_UNSAFE; return 0; }
{ *(int *)int_arg= 0; return FALSE; }
};
#ifdef MYSQL_SERVER
......
......@@ -240,8 +240,7 @@ class Item_bool_rowready_func2 :public Item_bool_func2
}
Item *neg_transformer(THD *thd);
virtual Item *negated_item();
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
class Item_func_not :public Item_bool_func
......@@ -252,8 +251,7 @@ class Item_func_not :public Item_bool_func
enum Functype functype() const { return NOT_FUNC; }
const char *func_name() const { return "not"; }
Item *neg_transformer(THD *thd);
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
class Item_maxmin_subselect;
......@@ -468,8 +466,7 @@ class Item_func_between :public Item_func_opt_neg
bool is_bool_func() { return 1; }
CHARSET_INFO *compare_collation() { return cmp_collation.collation; }
uint decimal_precision() const { return 1; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -481,8 +478,7 @@ class Item_func_strcmp :public Item_bool_func2
optimize_type select_optimize() const { return OPTIMIZE_NONE; }
const char *func_name() const { return "strcmp"; }
void print(String *str) { Item_func::print(str); }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -545,7 +541,7 @@ class Item_func_ifnull :public Item_func_coalesce
const char *func_name() const { return "ifnull"; }
Field *tmp_table_field(TABLE *table);
uint decimal_precision() const;
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -586,7 +582,7 @@ class Item_func_nullif :public Item_bool_func2
void print(String *str) { Item_func::print(str); }
table_map not_null_tables() const { return 0; }
bool is_null();
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -629,8 +625,7 @@ class Item_func_case :public Item_func
void print(String *str);
Item *find_item(String *str);
CHARSET_INFO *compare_collation() { return cmp_collation.collation; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -981,8 +976,7 @@ class Item_func_in :public Item_func_opt_neg
bool nulls_in_row();
bool is_bool_func() { return 1; }
CHARSET_INFO *compare_collation() { return cmp_collation.collation; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
/* Functions used by where clause */
......@@ -1024,7 +1018,7 @@ class Item_func_isnull :public Item_bool_func
optimize_type select_optimize() const { return OPTIMIZE_NULL; }
Item *neg_transformer(THD *thd);
CHARSET_INFO *compare_collation() { return args[0]->collation.collation; }
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
/* Functions used by HAVING for rewriting IN subquery */
......@@ -1047,7 +1041,7 @@ class Item_is_not_null_test :public Item_func_isnull
table_map used_tables() const
{ return used_tables_cache | RAND_TABLE_BIT; }
bool check_partition_func_processor(byte *int_arg)
{ *(int *)int_arg= PF_UNSAFE; return 0; }
{ *(int *)int_arg= 0; return FALSE; }
};
......@@ -1070,7 +1064,7 @@ class Item_func_isnotnull :public Item_bool_func
void print(String *str);
CHARSET_INFO *compare_collation() { return args[0]->collation.collation; }
void top_level_item() { abort_on_null=1; }
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -1109,8 +1103,7 @@ class Item_func_like :public Item_bool_func2
const char *func_name() const { return "like"; }
bool fix_fields(THD *thd, Item **ref);
void cleanup();
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
#ifdef USE_REGEX
......@@ -1133,8 +1126,7 @@ class Item_func_regex :public Item_bool_func
const char *func_name() const { return "regexp"; }
void print(String *str) { print_op(str); }
CHARSET_INFO *compare_collation() { return cmp_collation.collation; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_binary_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
#else
......@@ -1191,8 +1183,7 @@ class Item_cond :public Item_bool_func
Item *transform(Item_transformer transformer, byte *arg);
void traverse_cond(Cond_traverser, void *arg, traverse_order order);
void neg_arguments(THD *thd);
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......
This diff is collapsed.
......@@ -47,8 +47,7 @@ class Item_func_md5 :public Item_str_func
String *val_str(String *);
void fix_length_and_dec();
const char *func_name() const { return "md5"; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -89,8 +88,7 @@ class Item_func_concat :public Item_str_func
String *val_str(String *);
void fix_length_and_dec();
const char *func_name() const { return "concat"; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
class Item_func_concat_ws :public Item_str_func
......@@ -111,8 +109,7 @@ class Item_func_reverse :public Item_str_func
String *val_str(String *);
void fix_length_and_dec();
const char *func_name() const { return "reverse"; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -150,8 +147,7 @@ class Item_str_conv :public Item_str_func
public:
Item_str_conv(Item *item) :Item_str_func(item) {}
String *val_str(String *);
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_binary_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -419,8 +415,7 @@ class Item_func_soundex :public Item_str_func
String *val_str(String *);
void fix_length_and_dec();
const char *func_name() const { return "soundex"; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -528,8 +523,7 @@ class Item_func_rpad :public Item_str_func
String *val_str(String *);
void fix_length_and_dec();
const char *func_name() const { return "rpad"; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -542,8 +536,7 @@ class Item_func_lpad :public Item_str_func
String *val_str(String *);
void fix_length_and_dec();
const char *func_name() const { return "lpad"; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -558,8 +551,7 @@ class Item_func_conv :public Item_str_func
collation.set(default_charset());
max_length= 64;
}
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -576,8 +568,7 @@ class Item_func_hex :public Item_str_func
decimals=0;
max_length=args[0]->max_length*2*collation.collation->mbmaxlen;
}
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_binary_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
class Item_func_unhex :public Item_str_func
......@@ -593,8 +584,7 @@ class Item_func_unhex :public Item_str_func
decimals=0;
max_length=(1+args[0]->max_length)/2;
}
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_binary_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -618,8 +608,7 @@ class Item_func_binary :public Item_str_func
}
void print(String *str);
const char *func_name() const { return "cast_as_binary"; }
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......@@ -659,7 +648,7 @@ class Item_func_inet_ntoa : public Item_str_func
String* val_str(String* str);
const char *func_name() const { return "inet_ntoa"; }
void fix_length_and_dec() { decimals = 0; max_length=3*8+7; }
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
class Item_func_quote :public Item_str_func
......@@ -674,7 +663,7 @@ class Item_func_quote :public Item_str_func
collation.set(args[0]->collation);
max_length= args[0]->max_length * 2 + 2;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
class Item_func_conv_charset :public Item_str_func
......@@ -775,8 +764,7 @@ class Item_func_crc32 :public Item_int_func
const char *func_name() const { return "crc32"; }
void fix_length_and_dec() { max_length=10; }
longlong val_int();
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
class Item_func_uncompressed_length : public Item_int_func
......
......@@ -39,7 +39,7 @@ class Item_func_period_add :public Item_int_func
{
max_length=6*MY_CHARSET_BIN_MB_MAXLEN;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -54,7 +54,7 @@ class Item_func_period_diff :public Item_int_func
decimals=0;
max_length=6*MY_CHARSET_BIN_MB_MAXLEN;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -71,7 +71,7 @@ class Item_func_to_days :public Item_int_func
maybe_null=1;
}
enum_monotonicity_info get_monotonicity_info() const;
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -87,7 +87,7 @@ class Item_func_dayofmonth :public Item_int_func
max_length=2*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -112,7 +112,7 @@ class Item_func_month :public Item_func
max_length=2*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -145,7 +145,7 @@ class Item_func_dayofyear :public Item_int_func
max_length=3*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -161,7 +161,7 @@ class Item_func_hour :public Item_int_func
max_length=2*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -177,7 +177,7 @@ class Item_func_minute :public Item_int_func
max_length=2*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -193,7 +193,7 @@ class Item_func_quarter :public Item_int_func
max_length=1*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -209,7 +209,7 @@ class Item_func_second :public Item_int_func
max_length=2*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -225,7 +225,7 @@ class Item_func_week :public Item_int_func
max_length=2*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
class Item_func_yearweek :public Item_int_func
......@@ -240,7 +240,7 @@ class Item_func_yearweek :public Item_int_func
max_length=6*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -257,7 +257,7 @@ class Item_func_year :public Item_int_func
max_length=4*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -287,7 +287,7 @@ class Item_func_weekday :public Item_func
max_length=1*MY_CHARSET_BIN_MB_MAXLEN;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
class Item_func_dayname :public Item_func_weekday
......@@ -320,7 +320,7 @@ class Item_func_unix_timestamp :public Item_int_func
decimals=0;
max_length=10*MY_CHARSET_BIN_MB_MAXLEN;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -335,7 +335,7 @@ class Item_func_time_to_sec :public Item_int_func
decimals=0;
max_length=10*MY_CHARSET_BIN_MB_MAXLEN;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -545,7 +545,7 @@ class Item_func_from_days :public Item_date
Item_func_from_days(Item *a) :Item_date(a) {}
const char *func_name() const { return "from_days"; }
bool get_date(TIME *res, uint fuzzy_date);
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -563,7 +563,7 @@ class Item_func_date_format :public Item_str_func
void fix_length_and_dec();
uint format_length(const String *format);
bool eq(const Item *item, bool binary_cmp) const;
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -582,7 +582,7 @@ class Item_func_from_unixtime :public Item_date_func
const char *func_name() const { return "from_unixtime"; }
void fix_length_and_dec();
bool get_date(TIME *res, uint fuzzy_date);
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -651,7 +651,7 @@ class Item_func_sec_to_time :public Item_str_func
return tmp_table_field_from_field_type(table, 0);
}
bool result_as_longlong() { return TRUE; }
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -674,7 +674,7 @@ class Item_date_add_interval :public Item_date_func
bool get_date(TIME *res, uint fuzzy_date);
bool eq(const Item *item, bool binary_cmp) const;
void print(String *str);
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -692,8 +692,7 @@ class Item_extract :public Item_int_func
void fix_length_and_dec();
bool eq(const Item *item, bool binary_cmp) const;
void print(String *str);
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -730,7 +729,7 @@ class Item_typecast_maybe_null :public Item_typecast
max_length=args[0]->max_length;
maybe_null= 1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -750,8 +749,7 @@ class Item_char_typecast :public Item_typecast
String *val_str(String *a);
void fix_length_and_dec();
void print(String *str);
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg); }
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -831,7 +829,7 @@ class Item_func_makedate :public Item_str_func
}
bool result_as_longlong() { return TRUE; }
longlong val_int();
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -854,7 +852,7 @@ class Item_func_add_time :public Item_str_func
}
void print(String *str);
const char *func_name() const { return "add_time"; }
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
class Item_func_timediff :public Item_str_func
......@@ -894,7 +892,7 @@ class Item_func_maketime :public Item_str_func
{
return tmp_table_field_from_field_type(table, 0);
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
class Item_func_microsecond :public Item_int_func
......@@ -908,7 +906,7 @@ class Item_func_microsecond :public Item_int_func
decimals=0;
maybe_null=1;
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -926,7 +924,7 @@ class Item_func_timestamp_diff :public Item_int_func
maybe_null=1;
}
void print(String *str);
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......@@ -973,7 +971,7 @@ class Item_func_str_to_date :public Item_str_func
{
return tmp_table_field_from_field_type(table, 1);
}
bool check_partition_func_processor(byte *int_arg) { return 0;}
bool check_partition_func_processor(byte *int_arg) { return FALSE;}
};
......
......@@ -42,8 +42,7 @@ class Item_func_xml_extractvalue: public Item_xml_str_func
Item_func_xml_extractvalue(Item *a,Item *b) :Item_xml_str_func(a,b) {}
const char *func_name() const { return "extractvalue"; }
String *val_str(String *);
bool check_partition_func_processor(byte *int_arg)
{ return safe_for_single_char_collation(int_arg);}
bool check_partition_func_processor(byte *int_arg) { return FALSE; }
};
......
......@@ -718,25 +718,26 @@ bool partition_info::check_partition_info(THD *thd, handlerton **eng_type,
uint i, tot_partitions;
bool result= TRUE;
char *same_name;
int part_expression_ok= PF_SAFE;
DBUG_ENTER("partition_info::check_partition_info");
pf_collation_allowed= PF_SAFE;
spf_collation_allowed= PF_SAFE;
if (check_partition_function)
{
int part_expression_ok= 1;
int pf_collation_allowed= 1;
int spf_collation_allowed= 1;
if (part_type != HASH_PARTITION || !list_of_part_fields)
{
part_expr->walk(&Item::check_partition_func_processor, 0,
(byte*)(&part_expression_ok));
pf_collation_allowed= (char)part_expression_ok;
part_expression_ok= PF_SAFE;
pf_collation_allowed= part_expression_ok;
part_expression_ok= 1;
if (is_sub_partitioned() && !list_of_subpart_fields)
{
subpart_expr->walk(&Item::check_partition_func_processor, 0,
(byte*)(&part_expression_ok));
}
spf_collation_allowed= (char)part_expression_ok;
spf_collation_allowed= part_expression_ok;
}
if (!pf_collation_allowed ||
!spf_collation_allowed)
......
......@@ -188,8 +188,6 @@ class partition_info : public Sql_alloc
bool is_auto_partitioned;
bool from_openfrm;
bool has_null_value;
char pf_collation_allowed;
char spf_collation_allowed;
partition_info()
......@@ -219,9 +217,7 @@ class partition_info : public Sql_alloc
list_of_part_fields(FALSE), list_of_subpart_fields(FALSE),
linear_hash_ind(FALSE), fixed(FALSE),
is_auto_partitioned(FALSE), from_openfrm(FALSE),
has_null_value(FALSE),
pf_collation_allowed(0),
spf_collation_allowed(0)
has_null_value(FALSE)
{
all_fields_in_PF.clear_all();
all_fields_in_PPF.clear_all();
......
......@@ -1376,7 +1376,7 @@ static uint32 get_part_id_from_linear_hash(longlong hash_value, uint mask,
Check that partition function do not contain any forbidden
character sets and collations.
SYNOPSIS
check_part_func_collation()
check_part_func_fields()
part_info Partition info
ptr Array of Field pointers
RETURN VALUES
......@@ -1384,18 +1384,23 @@ static uint32 get_part_id_from_linear_hash(longlong hash_value, uint mask,
TRUE Error
*/
static bool check_part_func_collation(int collation_allowed,
Field **ptr)
static bool check_part_func_fields(Field **ptr)
{
Field *field;
while ((field= *(ptr++)))
{
if (field->result_type() == STRING_RESULT)
/*
For CHAR/VARCHAR fields we need to take special precautions.
Binary collation with CHAR is automatically supported. Other
types need some kind of standardisation function handling
*/
if (field->type() == MYSQL_TYPE_STRING ||
field->type() == MYSQL_TYPE_VARCHAR)
{
CHARSET_INFO *cs= ((Field_str*)field)->charset();
if (use_strnxfrm(cs) ||
(collation_allowed == PF_SAFE_BINARY_COLLATION &&
(!(cs->state & MY_CS_BINSORT))))
if (field->type() == MYSQL_TYPE_STRING &&
cs->state & MY_CS_BINSORT)
return FALSE;
return TRUE;
}
}
......@@ -1548,13 +1553,9 @@ bool fix_partition_func(THD *thd, TABLE *table,
goto end;
}
}
if (((part_info->pf_collation_allowed != PF_SAFE) &&
check_part_func_collation(part_info->pf_collation_allowed,
part_info->part_field_array)) ||
if ((check_part_func_fields(part_info->part_field_array)) ||
(part_info->is_sub_partitioned() &&
part_info->spf_collation_allowed != PF_SAFE &&
check_part_func_collation(part_info->spf_collation_allowed,
part_info->subpart_field_array)))
check_part_func_fields(part_info->subpart_field_array)))
{
my_error(ER_PARTITION_FUNCTION_IS_NOT_ALLOWED, MYF(0));
goto end;
......
......@@ -3619,7 +3619,7 @@ part_bit_expr:
{
Item *part_expr= $1;
bool not_corr_func;
bool part_expression_ok= TRUE;
int part_expression_ok= 1;
LEX *lex= Lex;
THD *thd= YYTHD;
longlong item_value;
......
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