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| author | Alexander Barkov <bar@mariadb.org> | 2015-05-14 17:42:40 +0400 |
|---|---|---|
| committer | Alexander Barkov <bar@mariadb.org> | 2015-05-14 17:42:40 +0400 |
| commit | 632f2307f775d255bab948de2178feb85fcac970 (patch) | |
| tree | 6f1e67f8c41d13e3a4c2e67124ae37037f78c6fe /sql/sql_select.h | |
| parent | fb3e9352a42338f4221caa7e0cb6c6f62eb9f2be (diff) | |
| download | mariadb-git-632f2307f775d255bab948de2178feb85fcac970.tar.gz | |
MDEV-7950 Item_func::type() takes 0.26% in OLTP RO
Step#5: changing the function remove_eq_conds() into a virtual method in Item.
It removes 6 virtual calls for Item_func::type(), and adds only 2
virtual calls for Item***::remove_eq_conds().
Diffstat (limited to 'sql/sql_select.h')
| -rw-r--r-- | sql/sql_select.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/sql/sql_select.h b/sql/sql_select.h index 66789ee7730..2c8723363cc 100644 --- a/sql/sql_select.h +++ b/sql/sql_select.h @@ -1803,7 +1803,6 @@ bool cp_buffer_from_ref(THD *thd, TABLE *table, TABLE_REF *ref); bool error_if_full_join(JOIN *join); int report_error(TABLE *table, int error); int safe_index_read(JOIN_TAB *tab); -COND *remove_eq_conds(THD *thd, COND *cond, Item::cond_result *cond_value); int get_quick_record(SQL_SELECT *select); SORT_FIELD * make_unireg_sortorder(THD *thd, ORDER *order, uint *length, SORT_FIELD *sortorder); |