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Merge the fix for lp:944706, mdev-193

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2012-06-06 22:26:40 +03:00
parent 8efc63ba5d 7ddd5418d0
commit c2677de7ac
48 changed files with 1613 additions and 433 deletions
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8
sql/sql_lex.h
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@@ -997,12 +997,7 @@ public:
void clear_index_hints(void) { index_hints= NULL; }
bool is_part_of_union() { return master_unit()->is_union(); }
/*
Optimize all subqueries that have not been flattened into semi-joins.
This functionality is a method of SELECT_LEX instead of JOIN because
some SQL statements as DELETE do not have a corresponding JOIN object.
*/
bool optimize_unflattened_subqueries();
bool optimize_unflattened_subqueries(bool const_only);
/* Set the EXPLAIN type for this subquery. */
void set_explain_type();
bool handle_derived(LEX *lex, uint phases);
@@ -1023,6 +1018,7 @@ public:
void mark_as_belong_to_derived(TABLE_LIST *derived);
void increase_derived_records(ha_rows records);
void update_used_tables();
void update_correlated_cache();
void mark_const_derived(bool empty);
bool save_leaf_tables(THD *thd);