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authorSergei Golubchik <sergii@pisem.net>2011-11-27 17:46:20 +0100
committerSergei Golubchik <sergii@pisem.net>2011-11-27 17:46:20 +0100
commiteffed09bd7d8081704eaa017060da84c32e3bf29 (patch)
tree9dd712312526cdbac1ab622efcdfc28e3fce965a /sql/sql_priv.h
parent7189f09aa6d434fc889cb6d819e97c09f8cc0bcf (diff)
parent12e60c4989ce0214da88faad7c08d2f046885327 (diff)
downloadmariadb-git-effed09bd7d8081704eaa017060da84c32e3bf29.tar.gz
5.3->5.5 merge
Diffstat (limited to 'sql/sql_priv.h')
-rw-r--r--sql/sql_priv.h7
1 files changed, 2 insertions, 5 deletions
diff --git a/sql/sql_priv.h b/sql/sql_priv.h
index 30c72d603f4..412686a49c9 100644
--- a/sql/sql_priv.h
+++ b/sql/sql_priv.h
@@ -192,17 +192,14 @@
#define OPTIMIZER_SWITCH_TABLE_ELIMINATION (1ULL << 26)
#define OPTIMIZER_SWITCH_LAST (1ULL << 26)
-/*
-TODO: Materialization is off by default to mimic 5.1/5.2 behavior.
-Once cost based choice between materialization and in-to-exists should be
-enabled by default, add OPTIMIZER_SWITCH_MATERIALIZATION
-*/
#define OPTIMIZER_SWITCH_DEFAULT (OPTIMIZER_SWITCH_INDEX_MERGE | \
OPTIMIZER_SWITCH_INDEX_MERGE_UNION | \
OPTIMIZER_SWITCH_INDEX_MERGE_SORT_UNION | \
OPTIMIZER_SWITCH_INDEX_MERGE_INTERSECT | \
+ OPTIMIZER_SWITCH_INDEX_COND_PUSHDOWN | \
OPTIMIZER_SWITCH_TABLE_ELIMINATION | \
OPTIMIZER_SWITCH_IN_TO_EXISTS | \
+ OPTIMIZER_SWITCH_MATERIALIZATION | \
OPTIMIZER_SWITCH_PARTIAL_MATCH_ROWID_MERGE|\
OPTIMIZER_SWITCH_PARTIAL_MATCH_TABLE_SCAN|\
OPTIMIZER_SWITCH_JOIN_CACHE_INCREMENTAL | \