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Removing the "thd" argument from Item::create_field_for_create_select().

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"thd" is available through the "table" argument, as table->in_use.

Backporting (partially) from 10.2.
This commit is contained in:
Alexander Barkov
2016-07-03 10:41:16 +04:00
parent ccdd63388a
commit f832b47833
3 changed files with 6 additions and 6 deletions
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2
sql/item.h
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@ -1023,7 +1023,7 @@ public:
virtual Field *get_tmp_table_field() { return 0; }
/* This is also used to create fields in CREATE ... SELECT: */
virtual Field *tmp_table_field(TABLE *t_arg) { return 0; }
virtual Field *create_field_for_create_select(THD *thd, TABLE *table);
virtual Field *create_field_for_create_select(TABLE *table);
virtual Field *create_field_for_schema(THD *thd, TABLE *table);
virtual const char *full_name() const { return name ? name : "???"; }
const char *field_name_or_null()

4
sql/item_func.h
View File

@ -175,7 +175,7 @@ public:
friend class udf_handler;
Field *tmp_table_field() { return result_field; }
Field *tmp_table_field(TABLE *t_arg);
Field *create_field_for_create_select(THD *thd, TABLE *table)
Field *create_field_for_create_select(TABLE *table)
{
return result_type() != STRING_RESULT ?
tmp_table_field(table) :
@ -1762,7 +1762,7 @@ public:
bool update();
bool fix_fields(THD *thd, Item **ref);
void fix_length_and_dec();
Field *create_field_for_create_select(THD *thd, TABLE *table)
Field *create_field_for_create_select(TABLE *table)
{
return result_type() != STRING_RESULT ?
tmp_table_field(table) :

6
sql/sql_insert.cc
View File

@ -3924,10 +3924,10 @@ void select_insert::abort_result_set() {
CREATE TABLE (SELECT) ...
***************************************************************************/
Field *Item::create_field_for_create_select(THD *thd, TABLE *table)
Field *Item::create_field_for_create_select(TABLE *table)
{
Field *def_field, *tmp_field;
return create_tmp_field(thd, table, this, type(),
return create_tmp_field(table->in_use, table, this, type(),
(Item ***) 0, &tmp_field, &def_field, 0, 0, 0, 0);
}
@ -4002,7 +4002,7 @@ static TABLE *create_table_from_items(THD *thd,
while ((item=it++))
{
Field *tmp_field= item->create_field_for_create_select(thd, &tmp_table);
Field *tmp_field= item->create_field_for_create_select(&tmp_table);
if (!tmp_field)
DBUG_RETURN(NULL);