diff options
Diffstat (limited to 'mysql-test/include/join_cardinality.inc')
| -rw-r--r-- | mysql-test/include/join_cardinality.inc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/mysql-test/include/join_cardinality.inc b/mysql-test/include/join_cardinality.inc index 1ab6edb75cb..8d258a95324 100644 --- a/mysql-test/include/join_cardinality.inc +++ b/mysql-test/include/join_cardinality.inc @@ -43,7 +43,7 @@ FROM INFORMATION_SCHEMA.OPTIMIZER_TRACE; --echo # --echo # The cardinality here would be not accurate because we don't have ---echo # selectivity for the predicate t1.b=10 +--echo # selectivity for the predicate t1.c=10 --echo # EXPLAIN SELECT * FROM t1 WHERE t1.c = 10; @@ -129,3 +129,8 @@ EXPLAIN SELECT * from t1 WHERE t1.a = (select t2.a from t2 where t1.b=t2.b limit 1); SELECT JSON_DETAILED(JSON_EXTRACT(trace, '$**.cardinality_accurate')) FROM INFORMATION_SCHEMA.OPTIMIZER_TRACE; + +EXPLAIN SELECT * from t1 +WHERE t1.a = (select t2.a from t2 where t2.b > 10 limit 1) AND abs(t1.b)= 11; +SELECT JSON_DETAILED(JSON_EXTRACT(trace, '$**.cardinality_accurate')) +FROM INFORMATION_SCHEMA.OPTIMIZER_TRACE; |