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authorSergey Petrunya <psergey@askmonty.org>2009-09-08 00:50:10 +0400
committerSergey Petrunya <psergey@askmonty.org>2009-09-08 00:50:10 +0400
commit29f0dcb56337a3e352ad7a70dcff6b25bb605325 (patch)
tree84935c21dc958724ae7dcbeeca0c0f08986fc430 /sql/structs.h
parent915a624cbcb58a10a2cfb2e2e4fd5029191fa86a (diff)
parent8a2454f8e9fce648272577fcf8006ae6e6806cf9 (diff)
downloadmariadb-git-29f0dcb56337a3e352ad7a70dcff6b25bb605325.tar.gz
Merge MySQL->MariaDB
* Finished Monty and Jani's merge * Some InnoDB tests still fail (because it's old xtradb code run against newer testsuite). They are expected to go after mergning with the latest xtradb.
Diffstat (limited to 'sql/structs.h')
-rw-r--r--sql/structs.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sql/structs.h b/sql/structs.h
index 0a20eee0e9a..a58c18f97c5 100644
--- a/sql/structs.h
+++ b/sql/structs.h
@@ -107,6 +107,10 @@ typedef struct st_reginfo { /* Extra info about reg */
struct st_join_table *join_tab; /* Used by SELECT() */
enum thr_lock_type lock_type; /* How database is used */
bool not_exists_optimize;
+ /*
+ TRUE <=> range optimizer found that there is no rows satisfying
+ table conditions.
+ */
bool impossible_range;
} REGINFO;