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MDEV-32245 Test from subselect.test fails with statement memory protection

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With this patch st_select_lex::ref_pointer_array is never re-allocated.

Approved by Oleksandr Byelkin <sanja@mariadb.com>
This commit is contained in:
Igor Babaev
2023-09-26 08:54:34 -07:00
parent 50a2e8b189
commit 47f0135d7a
2 changed files with 28 additions and 30 deletions
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3
sql/sql_lex.h
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@ -1176,6 +1176,8 @@ public:
and all inner subselects.
*/
uint select_n_where_fields;
/* Total number of elements in group by and order by lists */
uint order_group_num;
/* reserved for exists 2 in */
uint select_n_reserved;
/*
@ -1416,6 +1418,7 @@ public:
init_select();
}
bool setup_ref_array(THD *thd, uint order_group_num);
uint get_cardinality_of_ref_ptrs_slice(uint order_group_num_arg);
void print(THD *thd, String *str, enum_query_type query_type);
void print_item_list(THD *thd, String *str, enum_query_type query_type);
void print_set_clause(THD *thd, String *str, enum_query_type query_type);