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Commit 43b99e58 authored by unknown's avatar unknown
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changes based on partial revie of task 577 (SCRUM) 


sql/item.cc:
  Fixed Item usual constructor to call current_thd only once.
  Fixed copy constructor to receive THD pointer via arguments.
  added comments
  removed counter-1 and unnessesary initializaton of counter
sql/item.h:
  Fixed copy constructor to receive THD pointer via arguments.
  Renamed get_same to copy_or_same.
  THD pointetr added to copy_or_same and get_tmp_table_item.
sql/item_cmpfunc.cc:
  fixed layout
  fixed direct call of destructor
sql/item_func.cc:
  fiex layout
  THD pointetr added to get_tmp_table_item.
sql/item_func.h:
  THD pointetr added to get_tmp_table_item.
sql/item_sum.cc:
  Fixed copy constructor to receive THD pointer via arguments.
  Renamed get_same to copy_or_same.
  THD pointetr added to copy_or_same and get_tmp_table_item.
sql/item_sum.h:
  fixed layout
  Fixed copy constructor to receive THD pointer via arguments.
  Renamed get_same to copy_or_same.
  THD pointetr added to copy_or_same and get_tmp_table_item.
sql/item_uniq.h:
  Fixed copy constructor to receive THD pointer via arguments.
  Renamed get_same to copy_or_same.
  THD pointetr added to copy_or_same and get_tmp_table_item.
sql/sql_base.cc:
  count from 0
sql/sql_select.cc:
  removed counter-1 and unnessesary initializaton of counter
  THD pointetr added to get_tmp_table_item and change_to_use_tmp_fields.
parent a0ddb72d
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Showing with 149 additions and 116 deletions
sql/item.cc
View file @ 43b99e58
...@@ -37,16 +37,22 @@ void item_init(void) ...@@ -37,16 +37,22 @@ void item_init(void)
Item::Item(): Item::Item():
fixed(0) fixed(0)
{ {
marker=0; marker= 0;
maybe_null=null_value=with_sum_func=unsigned_flag=0; maybe_null=null_value=with_sum_func=unsigned_flag=0;
name=0; name= 0;
decimals=0; max_length=0; decimals= 0; max_length= 0;
next=current_thd->free_list; // Put in free list THD *thd= current_thd;
current_thd->free_list=this; next= thd->free_list; // Put in free list
thd->free_list= this;
loop_id= 0; loop_id= 0;
} }
Item::Item(Item &item): /*
Constructor used by Item_field, Item_ref & agregate (sum) functions.
Used for duplicating lists in processing queries with temporary
tables
*/
Item::Item(THD *thd, Item &item):
loop_id(0), loop_id(0),
str_value(item.str_value), str_value(item.str_value),
name(item.name), name(item.name),
...@@ -59,12 +65,13 @@ Item::Item(Item &item): ...@@ -59,12 +65,13 @@ Item::Item(Item &item):
with_sum_func(item.with_sum_func), with_sum_func(item.with_sum_func),
fixed(item.fixed) fixed(item.fixed)
{ {
next=current_thd->free_list; // Put in free list next=thd->free_list; // Put in free list
current_thd->free_list= this; thd->free_list= this;
} }
Item_ident::Item_ident(Item_ident &item): // Constructor used by Item_field & Item_ref (see Item comment)
Item(item), Item_ident::Item_ident(THD *thd, Item_ident &item):
Item(thd, item),
db_name(item.db_name), db_name(item.db_name),
table_name(item.table_name), table_name(item.table_name),
field_name(item.field_name), field_name(item.field_name),
...@@ -165,8 +172,9 @@ Item_field::Item_field(Field *f) :Item_ident(NullS,f->table_name,f->field_name) ...@@ -165,8 +172,9 @@ Item_field::Item_field(Field *f) :Item_ident(NullS,f->table_name,f->field_name)
fixed= 1; // This item is not needed in fix_fields fixed= 1; // This item is not needed in fix_fields
} }
Item_field::Item_field(Item_field &item): // Constructor need to process subselect with temporary tables (see Item)
Item_ident(item), Item_field::Item_field(THD *thd, Item_field &item):
Item_ident(thd, item),
field(item.field), field(item.field),
result_field(item.result_field) result_field(item.result_field)
{} {}
...@@ -281,9 +289,9 @@ table_map Item_field::used_tables() const ...@@ -281,9 +289,9 @@ table_map Item_field::used_tables() const
return (depended_from? RAND_TABLE_BIT : field->table->map); return (depended_from? RAND_TABLE_BIT : field->table->map);
} }
Item * Item_field::get_tmp_table_item() Item *Item_field::get_tmp_table_item(THD *thd)
{ {
Item_field *new_item= new Item_field(*this); Item_field *new_item= new Item_field(thd, *this);
if (new_item) if (new_item)
new_item->field= new_item->result_field; new_item->field= new_item->result_field;
return new_item; return new_item;
...@@ -617,7 +625,7 @@ bool Item_field::fix_fields(THD *thd, TABLE_LIST *tables, Item **ref) ...@@ -617,7 +625,7 @@ bool Item_field::fix_fields(THD *thd, TABLE_LIST *tables, Item **ref)
thd->net.last_errno= 0; thd->net.last_errno= 0;
#endif #endif
Item **refer= (Item **)not_found_item; Item **refer= (Item **)not_found_item;
uint counter= 0; uint counter;
// Prevent using outer fields in subselects, that is not supported now // Prevent using outer fields in subselects, that is not supported now
SELECT_LEX *cursel=(SELECT_LEX *) thd->lex.current_select; SELECT_LEX *cursel=(SELECT_LEX *) thd->lex.current_select;
if (outer_resolving || if (outer_resolving ||
...@@ -658,19 +666,21 @@ bool Item_field::fix_fields(THD *thd, TABLE_LIST *tables, Item **ref) ...@@ -658,19 +666,21 @@ bool Item_field::fix_fields(THD *thd, TABLE_LIST *tables, Item **ref)
} }
Item_ref *r; Item_ref *r;
*ref= r= new Item_ref(last->ref_pointer_array + counter-1 *ref= r= new Item_ref(last->ref_pointer_array + counter
, (char *)table_name, , (char *)table_name,
(char *)field_name); (char *)field_name);
if (!r) if (!r)
return 1; return 1;
if (r->fix_fields(thd, tables, ref) || r->check_cols(1)) if (r->fix_fields(thd, tables, ref) || r->check_cols(1))
return 1; return 1;
// store pointer on SELECT_LEX from wich item is dependent
r->depended_from= last; r->depended_from= last;
cursel->mark_as_dependent(last); cursel->mark_as_dependent(last);
return 0; return 0;
} }
else else
{ {
// store pointer on SELECT_LEX from wich item is dependent
depended_from= last; depended_from= last;
/* /*
Mark all selects from resolved to 1 before select where was Mark all selects from resolved to 1 before select where was
...@@ -1071,7 +1081,7 @@ bool Item_field::send(Protocol *protocol, String *buffer) ...@@ -1071,7 +1081,7 @@ bool Item_field::send(Protocol *protocol, String *buffer)
bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference) bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference)
{ {
uint counter= 0; uint counter;
if (!ref) if (!ref)
{ {
TABLE_LIST *where= 0; TABLE_LIST *where= 0;
...@@ -1142,6 +1152,7 @@ bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference) ...@@ -1142,6 +1152,7 @@ bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference)
Item_field* f; Item_field* f;
if (!((*reference)= f= new Item_field(tmp))) if (!((*reference)= f= new Item_field(tmp)))
return 1; return 1;
// store pointer on SELECT_LEX from wich item is dependent
f->depended_from= last; f->depended_from= last;
thd->lex.current_select->mark_as_dependent(last); thd->lex.current_select->mark_as_dependent(last);
return 0; return 0;
...@@ -1154,7 +1165,10 @@ bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference) ...@@ -1154,7 +1165,10 @@ bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference)
"forward reference in item list"); "forward reference in item list");
return -1; return -1;
} }
ref= (depended_from= last)->ref_pointer_array + counter-1; /*
depended_from: pointer on SELECT_LEX from wich item is dependent
*/
ref= (depended_from= last)->ref_pointer_array + counter;
thd->lex.current_select->mark_as_dependent(last); thd->lex.current_select->mark_as_dependent(last);
} }
} }
...@@ -1168,7 +1182,7 @@ bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference) ...@@ -1168,7 +1182,7 @@ bool Item_ref::fix_fields(THD *thd,TABLE_LIST *tables, Item **reference)
"forward reference in item list"); "forward reference in item list");
return -1; return -1;
} }
ref= thd->lex.current_select->ref_pointer_array + counter-1; ref= thd->lex.current_select->ref_pointer_array + counter;
} }
} }
......
sql/item.h
View file @ 43b99e58
...@@ -53,8 +53,12 @@ class Item { ...@@ -53,8 +53,12 @@ class Item {
// alloc & destruct is done as start of select using sql_alloc // alloc & destruct is done as start of select using sql_alloc
Item(); Item();
// copy constructor used by Item_field, Item_ref & agregate (sum) functions /*
Item(Item &item); Constructor used by Item_field, Item_ref & agregate (sum) functions.
Used for duplicating lists in processing queries with temporary
tables
*/
Item(THD *thd, Item &item);
virtual ~Item() { name=0; } /*lint -e1509 */ virtual ~Item() { name=0; } /*lint -e1509 */
void set_name(const char *str,uint length=0); void set_name(const char *str,uint length=0);
void init_make_field(Send_field *tmp_field,enum enum_field_types type); void init_make_field(Send_field *tmp_field,enum enum_field_types type);
...@@ -93,8 +97,8 @@ class Item { ...@@ -93,8 +97,8 @@ class Item {
virtual bool get_time(TIME *ltime); virtual bool get_time(TIME *ltime);
virtual bool is_null() { return 0; }; virtual bool is_null() { return 0; };
virtual void top_level_item() {} virtual void top_level_item() {}
virtual Item * get_same() { return this; } virtual Item *copy_or_same(THD *thd) { return this; }
virtual Item * get_tmp_table_item() { return get_same(); } virtual Item *get_tmp_table_item(THD *thd) { return copy_or_same(thd); }
virtual bool binary() const virtual bool binary() const
{ return str_value.charset()->state & MY_CS_BINSORT ? 1 : 0 ; } { return str_value.charset()->state & MY_CS_BINSORT ? 1 : 0 ; }
...@@ -129,8 +133,8 @@ class Item_ident :public Item ...@@ -129,8 +133,8 @@ class Item_ident :public Item
:db_name(db_name_par), table_name(table_name_par), :db_name(db_name_par), table_name(table_name_par),
field_name(field_name_par), depended_from(0), outer_resolving(0) field_name(field_name_par), depended_from(0), outer_resolving(0)
{ name = (char*) field_name_par; } { name = (char*) field_name_par; }
// copy constructor used by Item_field & Item_ref // Constructor used by Item_field & Item_ref (see Item comment)
Item_ident(Item_ident &item); Item_ident(THD *thd, Item_ident &item);
const char *full_name() const; const char *full_name() const;
void set_outer_resolving() { outer_resolving= 1; } void set_outer_resolving() { outer_resolving= 1; }
}; };
...@@ -147,8 +151,8 @@ class Item_field :public Item_ident ...@@ -147,8 +151,8 @@ class Item_field :public Item_ident
const char *field_name_par) const char *field_name_par)
:Item_ident(db_par,table_name_par,field_name_par),field(0),result_field(0) :Item_ident(db_par,table_name_par,field_name_par),field(0),result_field(0)
{} {}
// copy constructor need to process subselect with temporary tables // Constructor need to process subselect with temporary tables (see Item)
Item_field(Item_field &item); Item_field(THD *thd, Item_field &item);
Item_field(Field *field); Item_field(Field *field);
enum Type type() const { return FIELD_ITEM; } enum Type type() const { return FIELD_ITEM; }
bool eq(const Item *item, bool binary_cmp) const; bool eq(const Item *item, bool binary_cmp) const;
...@@ -177,7 +181,7 @@ class Item_field :public Item_ident ...@@ -177,7 +181,7 @@ class Item_field :public Item_ident
bool get_date(TIME *ltime,bool fuzzydate); bool get_date(TIME *ltime,bool fuzzydate);
bool get_time(TIME *ltime); bool get_time(TIME *ltime);
bool is_null() { return field->is_null(); } bool is_null() { return field->is_null(); }
Item * get_tmp_table_item(); Item *get_tmp_table_item(THD *thd);
friend class Item_default_value; friend class Item_default_value;
}; };
...@@ -437,10 +441,10 @@ class Item_result_field :public Item /* Item with result field */ ...@@ -437,10 +441,10 @@ class Item_result_field :public Item /* Item with result field */
public: public:
Field *result_field; /* Save result here */ Field *result_field; /* Save result here */
Item_result_field() :result_field(0) {} Item_result_field() :result_field(0) {}
Item_result_field(Item_result_field &item): Item(item) // Constructor used for Item_sum (see Item comment)
{ Item_result_field(THD *thd, Item_result_field &item):
result_field= item.result_field; Item(thd, item), result_field(item.result_field)
} {}
~Item_result_field() {} /* Required with gcc 2.95 */ ~Item_result_field() {} /* Required with gcc 2.95 */
Field *tmp_table_field() { return result_field; } Field *tmp_table_field() { return result_field; }
Field *tmp_table_field(TABLE *t_arg) { return result_field; } Field *tmp_table_field(TABLE *t_arg) { return result_field; }
...@@ -457,8 +461,9 @@ class Item_ref :public Item_ident ...@@ -457,8 +461,9 @@ class Item_ref :public Item_ident
:Item_ident(db_par,table_name_par,field_name_par),ref(0) {} :Item_ident(db_par,table_name_par,field_name_par),ref(0) {}
Item_ref(Item **item, char *table_name_par,char *field_name_par) Item_ref(Item **item, char *table_name_par,char *field_name_par)
:Item_ident(NullS,table_name_par,field_name_par),ref(item) {} :Item_ident(NullS,table_name_par,field_name_par),ref(item) {}
// copy constructor need to process subselect with temporary tables // Constructor need to process subselect with temporary tables (see Item)
Item_ref(Item_ref &item): Item_ident(item), ref(item.ref) {} Item_ref(THD *thd, Item_ref &item)
:Item_ident(thd, item), ref(item.ref) {}
enum Type type() const { return REF_ITEM; } enum Type type() const { return REF_ITEM; }
bool eq(const Item *item, bool binary_cmp) const bool eq(const Item *item, bool binary_cmp) const
{ return ref && (*ref)->eq(item, binary_cmp); } { return ref && (*ref)->eq(item, binary_cmp); }
...@@ -527,6 +532,12 @@ class Item_ref_null_helper: public Item_ref ...@@ -527,6 +532,12 @@ class Item_ref_null_helper: public Item_ref
class Item_ref_on_list_position: public Item_ref_null_helper class Item_ref_on_list_position: public Item_ref_null_helper
{ {
protected: protected:
/*
select_lex used for:
1) receiving expanded variant of item list (to check max possible
nunber of elements);
2) to have access to ref_pointer_array, via wich item will refered.
*/
st_select_lex *select_lex; st_select_lex *select_lex;
uint pos; uint pos;
public: public:
......
sql/item_cmpfunc.cc
View file @ 43b99e58
...@@ -1063,7 +1063,8 @@ int in_vector::find(Item *item) ...@@ -1063,7 +1063,8 @@ int in_vector::find(Item *item)
} }
in_string::in_string(uint elements,qsort_cmp cmp_func) in_string::in_string(uint elements,qsort_cmp cmp_func)
:in_vector(elements,sizeof(String),cmp_func),tmp(buff,sizeof(buff),default_charset_info) :in_vector(elements, sizeof(String), cmp_func),
tmp(buff, sizeof(buff), default_charset_info)
{} {}
in_string::~in_string() in_string::~in_string()
...@@ -1102,11 +1103,7 @@ in_row::in_row(uint elements, Item * item) ...@@ -1102,11 +1103,7 @@ in_row::in_row(uint elements, Item * item)
in_row::~in_row() in_row::~in_row()
{ {
if (base) if (base)
{ delete [] (cmp_item_row*) base;
cmp_item_row *arr= (cmp_item_row *) base;
for (uint i=0 ; i < count ; i++)
arr[i].~cmp_item_row();
}
} }
byte *in_row::get_value(Item *item) byte *in_row::get_value(Item *item)
......
sql/item_func.cc
View file @ 43b99e58
...@@ -294,14 +294,11 @@ void Item_func::fix_num_length_and_dec() ...@@ -294,14 +294,11 @@ void Item_func::fix_num_length_and_dec()
max_length=float_length(decimals); max_length=float_length(decimals);
} }
Item * Item_func::get_tmp_table_item() Item *Item_func::get_tmp_table_item(THD *thd)
{ {
if (!with_sum_func && !const_item()) if (!with_sum_func && !const_item())
{
return new Item_field(result_field); return new Item_field(result_field);
} return copy_or_same(thd);
else
return get_same();
} }
String *Item_int_func::val_str(String *str) String *Item_int_func::val_str(String *str)
......
sql/item_func.h
View file @ 43b99e58
...@@ -134,7 +134,7 @@ class Item_func :public Item_result_field ...@@ -134,7 +134,7 @@ class Item_func :public Item_result_field
Field *tmp_table_field() { return result_field; } Field *tmp_table_field() { return result_field; }
Field *tmp_table_field(TABLE *t_arg); Field *tmp_table_field(TABLE *t_arg);
void set_outer_resolving(); void set_outer_resolving();
Item * get_tmp_table_item(); Item *get_tmp_table_item(THD *thd);
}; };
......
sql/item_sum.cc
View file @ 43b99e58
...@@ -41,8 +41,9 @@ Item_sum::Item_sum(List<Item> &list) ...@@ -41,8 +41,9 @@ Item_sum::Item_sum(List<Item> &list)
list.empty(); // Fields are used list.empty(); // Fields are used
} }
Item_sum::Item_sum(Item_sum &item): // Constructor used in processing select with temporary tebles
Item_result_field(item), quick_group(item.quick_group) Item_sum::Item_sum(THD *thd, Item_sum &item):
Item_result_field(thd, item), quick_group(item.quick_group)
{ {
arg_count= item.arg_count; arg_count= item.arg_count;
if (arg_count <= 2) if (arg_count <= 2)
...@@ -96,9 +97,9 @@ void Item_sum::fix_num_length_and_dec() ...@@ -96,9 +97,9 @@ void Item_sum::fix_num_length_and_dec()
max_length=float_length(decimals); max_length=float_length(decimals);
} }
Item * Item_sum::get_tmp_table_item() Item *Item_sum::get_tmp_table_item(THD *thd)
{ {
Item_sum* sum_item= (Item_sum *) get_same(); Item_sum* sum_item= (Item_sum *) copy_or_same(thd);
if (sum_item && sum_item->result_field) // If not a const sum func if (sum_item && sum_item->result_field) // If not a const sum func
{ {
Field *result_field= sum_item->result_field; Field *result_field= sum_item->result_field;
......
sql/item_sum.h
View file @ 43b99e58
This diff is collapsed.
sql/item_uniq.h
View file @ 43b99e58
...@@ -37,7 +37,8 @@ class Item_sum_unique_users :public Item_sum_num ...@@ -37,7 +37,8 @@ class Item_sum_unique_users :public Item_sum_num
public: public:
Item_sum_unique_users(Item *name_arg,int start,int end,Item *item_arg) Item_sum_unique_users(Item *name_arg,int start,int end,Item *item_arg)
:Item_sum_num(item_arg) {} :Item_sum_num(item_arg) {}
Item_sum_unique_users(Item_sum_unique_users &item): Item_sum_num(item) {} Item_sum_unique_users(THD *thd, Item_sum_unique_users &item)
:Item_sum_num(thd, item) {}
double val() { return 0.0; } double val() { return 0.0; }
enum Sumfunctype sum_func () const {return UNIQUE_USERS_FUNC;} enum Sumfunctype sum_func () const {return UNIQUE_USERS_FUNC;}
void reset() {} void reset() {}
...@@ -49,5 +50,8 @@ class Item_sum_unique_users :public Item_sum_num ...@@ -49,5 +50,8 @@ class Item_sum_unique_users :public Item_sum_num
fixed= 1; fixed= 1;
return 0; return 0;
} }
Item_sum * get_same() { return new Item_sum_unique_users(*this); } Item_sum *copy_or_same(THD* thd)
{
return new Item_sum_unique_users(thd, *this);
}
}; };
sql/sql_base.cc
View file @ 43b99e58
...@@ -1845,10 +1845,8 @@ find_item_in_list(Item *find, List<Item> &items, uint *counter, ...@@ -1845,10 +1845,8 @@ find_item_in_list(Item *find, List<Item> &items, uint *counter,
table_name= ((Item_ident*) find)->table_name; table_name= ((Item_ident*) find)->table_name;
} }
uint i= 0; for (uint i= 0; (item=li++); i++)
while ((item=li++))
{ {
i++;
if (field_name && item->type() == Item::FIELD_ITEM) if (field_name && item->type() == Item::FIELD_ITEM)
{ {
if (!my_strcasecmp(system_charset_info, if (!my_strcasecmp(system_charset_info,
......
sql/sql_select.cc
View file @ 43b99e58
...@@ -140,7 +140,7 @@ static void calc_group_buffer(JOIN *join,ORDER *group); ...@@ -140,7 +140,7 @@ static void calc_group_buffer(JOIN *join,ORDER *group);
static bool alloc_group_fields(JOIN *join,ORDER *group); static bool alloc_group_fields(JOIN *join,ORDER *group);
static bool make_sum_func_list(JOIN *join,List<Item> &fields); static bool make_sum_func_list(JOIN *join,List<Item> &fields);
// Create list for using with tempory table // Create list for using with tempory table
static bool change_to_use_tmp_fields(Item **ref_pointer_array, static bool change_to_use_tmp_fields(THD *thd, Item **ref_pointer_array,
List<Item> &new_list1, List<Item> &new_list1,
List<Item> &new_list2, List<Item> &new_list2,
uint elements, List<Item> &items); uint elements, List<Item> &items);
...@@ -968,7 +968,7 @@ JOIN::exec() ...@@ -968,7 +968,7 @@ JOIN::exec()
items1= items0 + all_fields.elements; items1= items0 + all_fields.elements;
if (sort_and_group || curr_tmp_table->group) if (sort_and_group || curr_tmp_table->group)
{ {
if (change_to_use_tmp_fields(items1, if (change_to_use_tmp_fields(thd, items1,
tmp_fields_list1, tmp_all_fields1, tmp_fields_list1, tmp_all_fields1,
fields_list.elements, all_fields)) fields_list.elements, all_fields))
DBUG_VOID_RETURN; DBUG_VOID_RETURN;
...@@ -1088,7 +1088,7 @@ JOIN::exec() ...@@ -1088,7 +1088,7 @@ JOIN::exec()
if (!items2) if (!items2)
{ {
items2= items1 + all_fields.elements; items2= items1 + all_fields.elements;
if (change_to_use_tmp_fields(items2, if (change_to_use_tmp_fields(thd, items2,
tmp_fields_list2, tmp_all_fields2, tmp_fields_list2, tmp_all_fields2,
fields_list.elements, tmp_all_fields1)) fields_list.elements, tmp_all_fields1))
DBUG_VOID_RETURN; DBUG_VOID_RETURN;
...@@ -7069,12 +7069,12 @@ find_order_in_list(THD *thd, Item **ref_pointer_array, ...@@ -7069,12 +7069,12 @@ find_order_in_list(THD *thd, Item **ref_pointer_array,
order->in_field_list= 1; order->in_field_list= 1;
return 0; return 0;
} }
uint counter= 0; uint counter;
Item **item= find_item_in_list(*order->item, fields, &counter, Item **item= find_item_in_list(*order->item, fields, &counter,
IGNORE_ERRORS); IGNORE_ERRORS);
if (item) if (item)
{ {
order->item= ref_pointer_array + counter-1; order->item= ref_pointer_array + counter;
order->in_field_list=1; order->in_field_list=1;
return 0; return 0;
} }
...@@ -7192,7 +7192,7 @@ setup_new_fields(THD *thd,TABLE_LIST *tables,List<Item> &fields, ...@@ -7192,7 +7192,7 @@ setup_new_fields(THD *thd,TABLE_LIST *tables,List<Item> &fields,
DBUG_ENTER("setup_new_fields"); DBUG_ENTER("setup_new_fields");
thd->set_query_id=1; // Not really needed, but... thd->set_query_id=1; // Not really needed, but...
uint counter= 0; uint counter;
for (; new_field ; new_field= new_field->next) for (; new_field ; new_field= new_field->next)
{ {
if ((item= find_item_in_list(*new_field->item, fields, &counter, if ((item= find_item_in_list(*new_field->item, fields, &counter,
...@@ -7471,7 +7471,7 @@ setup_copy_fields(THD *thd, TMP_TABLE_PARAM *param, ...@@ -7471,7 +7471,7 @@ setup_copy_fields(THD *thd, TMP_TABLE_PARAM *param,
if (pos->type() == Item::FIELD_ITEM) if (pos->type() == Item::FIELD_ITEM)
{ {
Item_field *item; Item_field *item;
if (!(item= new Item_field(*((Item_field*) pos)))) if (!(item= new Item_field(thd, *((Item_field*) pos))))
goto err; goto err;
pos= item; pos= item;
if (item->field->flags & BLOB_FLAG) if (item->field->flags & BLOB_FLAG)
...@@ -7590,7 +7590,7 @@ make_sum_func_list(JOIN *join,List<Item> &fields) ...@@ -7590,7 +7590,7 @@ make_sum_func_list(JOIN *join,List<Item> &fields)
*/ */
static bool static bool
change_to_use_tmp_fields(Item **ref_pointer_array, change_to_use_tmp_fields(THD *thd, Item **ref_pointer_array,
List<Item> &new_list1, List<Item> &new_list2, List<Item> &new_list1, List<Item> &new_list2,
uint elements, List<Item> &items) uint elements, List<Item> &items)
{ {
...@@ -7609,7 +7609,7 @@ change_to_use_tmp_fields(Item **ref_pointer_array, ...@@ -7609,7 +7609,7 @@ change_to_use_tmp_fields(Item **ref_pointer_array,
else else
if (item->type() == Item::FIELD_ITEM) if (item->type() == Item::FIELD_ITEM)
{ {
item_field= item->get_tmp_table_item(); item_field= item->get_tmp_table_item(thd);
} }
else if ((field= item->tmp_table_field())) else if ((field= item->tmp_table_field()))
{ {
...@@ -7665,7 +7665,7 @@ change_refs_to_tmp_fields(THD *thd, Item **ref_pointer_array, ...@@ -7665,7 +7665,7 @@ change_refs_to_tmp_fields(THD *thd, Item **ref_pointer_array,
uint i, border= items.elements - elements; uint i, border= items.elements - elements;
for (i= 0; (item= it++); i++) for (i= 0; (item= it++); i++)
{ {
new_list2.push_back(new_item= item->get_tmp_table_item()); new_list2.push_back(new_item= item->get_tmp_table_item(thd));
ref_pointer_array[((i < border)? items.elements-i-1 : i-border)]= ref_pointer_array[((i < border)? items.elements-i-1 : i-border)]=
new_item; new_item;
} }
......
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