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MDEV-34888 Implement SEMIJOIN() and SUBQUERY() hints

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This commit is contained in:
Oleg Smirnov
2024-09-11 19:53:57 +07:00
parent e3bf4c826c
commit 2c8f6058c1
28 changed files with 3712 additions and 164 deletions
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3
sql/sql_lex.h
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@@ -1576,6 +1576,9 @@ public:
{
parsed_optimizer_hints= hl;
}
uint subquery_strategies_allowed(THD *thd) const;
bool semijoin_enabled(THD *thd) const;
void update_available_semijoin_strategies(THD *thd);
};
typedef class st_select_lex SELECT_LEX;