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| author | Galina Shalygina <galina.shalygina@mariadb.com> | 2018-08-16 00:24:52 +0300 |
|---|---|---|
| committer | Galina Shalygina <galina.shalygina@mariadb.com> | 2018-09-28 23:50:22 +0300 |
| commit | 8d5a11122c32f4d9eb87536886c6e893377bdd07 (patch) | |
| tree | ab8cc222d336acd0006a544abb362affc149f671 /sql/sql_priv.h | |
| parent | befc09f00263d5375b2bb2ea0fac70b6cb0cb7fd (diff) | |
| download | mariadb-git-8d5a11122c32f4d9eb87536886c6e893377bdd07.tar.gz | |
MDEV-16188: Use in-memory PK filters built from range index scans
First phase: make optimizer choose to use filter and show it in EXPLAIN.
Diffstat (limited to 'sql/sql_priv.h')
| -rw-r--r-- | sql/sql_priv.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sql/sql_priv.h b/sql/sql_priv.h index fa12b645041..8a439498df1 100644 --- a/sql/sql_priv.h +++ b/sql/sql_priv.h @@ -233,6 +233,8 @@ #define OPTIMIZER_SWITCH_COND_PUSHDOWN_FOR_DERIVED (1ULL << 30) #define OPTIMIZER_SWITCH_SPLIT_MATERIALIZED (1ULL << 31) #define OPTIMIZER_SWITCH_COND_PUSHDOWN_FOR_SUBQUERY (1ULL << 32) +#define OPTIMIZER_SWITCH_USE_ROWID_FILTER (1ULL << 33) + #define OPTIMIZER_SWITCH_DEFAULT (OPTIMIZER_SWITCH_INDEX_MERGE | \ OPTIMIZER_SWITCH_INDEX_MERGE_UNION | \ @@ -260,7 +262,8 @@ OPTIMIZER_SWITCH_ORDERBY_EQ_PROP | \ OPTIMIZER_SWITCH_COND_PUSHDOWN_FOR_DERIVED | \ OPTIMIZER_SWITCH_SPLIT_MATERIALIZED | \ - OPTIMIZER_SWITCH_COND_PUSHDOWN_FOR_SUBQUERY) + OPTIMIZER_SWITCH_COND_PUSHDOWN_FOR_SUBQUERY |\ + OPTIMIZER_SWITCH_USE_ROWID_FILTER) /* Replication uses 8 bytes to store SQL_MODE in the binary log. The day you |