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MDEV-6513 deprecate engine_condition_pushdown value of the @@optimizer_switch

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* ignore the OPTIMIZER_SWITCH_ENGINE_CONDITION_PUSHDOWN bit
* issue a deprecation warning on 'engine_condition_pushdown=on'
* remove unused remains of the old pre-5.5 engine_condition_pushdown variable
This commit is contained in:
Sergei Golubchik
2014-08-25 23:13:37 +02:00
parent 686f102eb9
commit ab34aecff3
14 changed files with 26 additions and 342 deletions
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sql/sql_priv.h
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@ -199,7 +199,7 @@ template <class T> bool valid_buffer_range(T jump,
#define OPTIMIZER_SWITCH_INDEX_MERGE_SORT_UNION (1ULL << 2)
#define OPTIMIZER_SWITCH_INDEX_MERGE_INTERSECT (1ULL << 3)
#define OPTIMIZER_SWITCH_INDEX_MERGE_SORT_INTERSECT (1ULL << 4)
#define OPTIMIZER_SWITCH_ENGINE_CONDITION_PUSHDOWN (1ULL << 5)
#define deprecated_ENGINE_CONDITION_PUSHDOWN (1ULL << 5)
#define OPTIMIZER_SWITCH_INDEX_COND_PUSHDOWN (1ULL << 6)
#define OPTIMIZER_SWITCH_DERIVED_MERGE (1ULL << 7)
#define OPTIMIZER_SWITCH_DERIVED_WITH_KEYS (1ULL << 8)