On Sat, Feb 4, 2017 at 4:21 AM, Sergey Petrunia <ser...@mariadb.com> wrote:
> 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. > Updated > > > +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 > > >
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