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The pilot patch for mwl#253.

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Igor Babaev
2013-03-11 07:44:24 -07:00
parent 938d47dcdc
commit fc1c8ffdad
25 changed files with 1219 additions and 34 deletions
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sql/sql_priv.h
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@ -228,6 +228,7 @@ template <class T> bool valid_buffer_range(T jump,
#define OPTIMIZER_SWITCH_TABLE_ELIMINATION (1ULL << 26)
#define OPTIMIZER_SWITCH_EXTENDED_KEYS (1ULL << 27)
#define OPTIMIZER_SWITCH_EXISTS_TO_IN (1ULL << 28)
#define OPTIMIZER_SWITCH_USE_CONDITION_SELECTIVITY (1ULL << 29)
#define OPTIMIZER_SWITCH_DEFAULT (OPTIMIZER_SWITCH_INDEX_MERGE | \
OPTIMIZER_SWITCH_INDEX_MERGE_UNION | \