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Fixed that derived tables are properly droped

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This commit is contained in:
monty@mashka.mysql.fi
2003-01-07 11:45:06 +02:00
parent edb019aeaf
commit 22aaac013b
10 changed files with 117 additions and 66 deletions
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21
sql/sql_select.cc
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@ -184,6 +184,16 @@ int handle_select(THD *thd, LEX *lex, select_result *result)
return res;
}
void relink_tables(SELECT_LEX *select_lex)
{
for (TABLE_LIST *cursor= (TABLE_LIST *) select_lex->table_list.first;
cursor;
cursor=cursor->next)
cursor->table= cursor->table_list->table;
}
void fix_tables_pointers(SELECT_LEX *select_lex)
{
if (select_lex->next_select_in_list())
@ -192,18 +202,15 @@ void fix_tables_pointers(SELECT_LEX *select_lex)
for (SELECT_LEX *sl= select_lex;
sl;
sl= sl->next_select_in_list())
{
for (TABLE_LIST *cursor= (TABLE_LIST *)sl->table_list.first;
cursor;
cursor=cursor->next)
cursor->table= cursor->table_list->table;
}
relink_tables(sl);
}
}
/*
Inline function to setup clauses without sum functions
Function to setup clauses without sum functions
*/
inline int setup_without_group(THD *thd, TABLE_LIST *tables,
List<Item> &fields,
List<Item> &all_fields,