Hi Varun, On Fri, Feb 03, 2017 at 08:20:51PM +0530, Varun wrote: > revision-id: 787610a1f5cec04311fd16f6c1de87171e5cfdd4 > (mariadb-10.2.3-159-g787610a) > parent(s): bc12d993d7bc94a9533028a258afc7e4ceb21e92 > author: Varun Gupta > committer: Varun Gupta > timestamp: 2017-02-03 20:17:16 +0530 > message: > > MDEV-10766: Queries which start with WITH clause do not get inserted into > query cache > > Added conditions so that the WITH queries are also added to the query cache > > --- > mysql-test/r/query_cache.result | 30 ++++++++++++++++++++++++++++++ > mysql-test/t/query_cache.test | 14 ++++++++++++++ > sql/sql_cache.cc | 5 ++++- > 3 files changed, 48 insertions(+), 1 deletion(-) > > diff --git a/mysql-test/r/query_cache.result b/mysql-test/r/query_cache.result > index d34c96c..fa169d4 100644 > --- a/mysql-test/r/query_cache.result > +++ b/mysql-test/r/query_cache.result > @@ -2136,6 +2136,36 @@ Qcache_hits 1 > use test; > drop database `foo.bar`; > End of 10.0 tests > +FLUSH USER_STATISTICS; > +FLUSH CLIENT_STATISTICS;
I'm wondering what is the reason for the above? Qcache_XXX status variables are flushed with FLUSH STATUS. > +flush status; > +show status like "Qcache_inserts"; > +Variable_name Value > +Qcache_inserts 0 > +create table t1 (i int); > +with cte as (select * from t1) select * from cte; > +i > +show status like "Qcache_queries_in_cache"; > +Variable_name Value > +Qcache_queries_in_cache 1 > +show status like "Qcache_inserts"; > +Variable_name Value > +Qcache_inserts 1 > +show status like "Qcache_hits"; > +Variable_name Value > +Qcache_hits 0 > +with cte as (select * from t1) select * from cte; > +i > +show status like "Qcache_queries_in_cache"; > +Variable_name Value > +Qcache_queries_in_cache 1 > +show status like "Qcache_inserts"; > +Variable_name Value > +Qcache_inserts 1 > +show status like "Qcache_hits"; > +Variable_name Value > +Qcache_hits 1 > +drop table t1; > restore defaults > SET GLOBAL query_cache_type= default; > SET GLOBAL query_cache_size= default; BR Sergei -- Sergei Petrunia, Software Developer MariaDB Corporation | Skype: sergefp | Blog: http://s.petrunia.net/blog _______________________________________________ Mailing list: https://launchpad.net/~maria-developers Post to : maria-developers@lists.launchpad.net Unsubscribe : https://launchpad.net/~maria-developers More help : https://help.launchpad.net/ListHelp