From ffe0beca2557a31758f50fa53ceb9948b6cd6248 Mon Sep 17 00:00:00 2001 From: Sergei Petrunia Date: Sat, 19 Nov 2022 21:00:23 +0300 Subject: MDEV-30032: EXPLAIN FORMAT=JSON output: print costs Basic printout for join and table execution costs. --- mysql-test/main/brackets.test | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'mysql-test/main/brackets.test') diff --git a/mysql-test/main/brackets.test b/mysql-test/main/brackets.test index 9a0c204e271..4300e8a0592 100644 --- a/mysql-test/main/brackets.test +++ b/mysql-test/main/brackets.test @@ -117,24 +117,28 @@ let $q1= select a from t1 order by a desc limit 1; eval $q1; eval explain extended $q1; +--source include/explain-no-costs.inc eval explain format=json $q1; let $q2= (select a from t1 order by a desc) limit 1; eval $q2; eval explain extended $q2; +--source include/explain-no-costs.inc eval explain format=json $q2; let $q1= (select a from t1 where a=20 union select a from t1) order by a desc limit 1; eval $q1; eval explain extended $q1; +--source include/explain-no-costs.inc eval explain format=json $q1; let $q2= ((select a from t1 where a=20 union select a from t1) order by a desc) limit 1; eval $q2; eval explain extended $q2; +--source include/explain-no-costs.inc eval explain format=json $q2; drop table t1; @@ -150,6 +154,7 @@ let $q= ((select * from t1 order by pk) limit 2) union (select * from t1 where pk > 4); eval $q; eval explain extended $q; +--source include/explain-no-costs.inc eval explain format=json $q; drop table t1; -- cgit v1.2.1