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Name resolution context added (BUG#6443)

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bell@sanja.is.com.ua
2005-07-01 07:05:42 +03:00
parent d8cb0cbc3f
commit d3905f3d0e
55 changed files with 1688 additions and 1069 deletions
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4
sql/sql_derived.cc
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@ -114,6 +114,10 @@ int mysql_derived_prepare(THD *thd, LEX *lex, TABLE_LIST *orig_table_list)
bool is_union= first_select->next_select() &&
first_select->next_select()->linkage == UNION_TYPE;
/* prevent name resolving out of derived table */
for (SELECT_LEX *sl= first_select; sl; sl= sl->next_select())
sl->context.outer_context= 0;
if (!(derived_result= new select_union(0)))
DBUG_RETURN(1); // out of memory