From 3f619478f796eddbba6e39502fe941b285dd97b1 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 4 May 2024 20:00:34 +0200 Subject: Adding upstream version 1:10.11.6. Signed-off-by: Daniel Baumann --- mysql-test/suite/perfschema/t/query_cache.test | 61 ++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 mysql-test/suite/perfschema/t/query_cache.test (limited to 'mysql-test/suite/perfschema/t/query_cache.test') diff --git a/mysql-test/suite/perfschema/t/query_cache.test b/mysql-test/suite/perfschema/t/query_cache.test new file mode 100644 index 00000000..045c4628 --- /dev/null +++ b/mysql-test/suite/perfschema/t/query_cache.test @@ -0,0 +1,61 @@ +# Tests for PERFORMANCE_SCHEMA + +# This test verifies that performance schema tables, because they contain +# data that is volatile, are never cached in the query cache. + +--source include/have_query_cache.inc +--source include/not_embedded.inc +--source include/have_perfschema.inc + +set @save_query_cache_size=@@query_cache_size; + +--disable_warnings +drop table if exists t1; +--enable_warnings + +create table t1 (a int not null); +insert into t1 values (1), (2), (3); + +SET GLOBAL query_cache_size=1355776; + +flush query cache; +reset query cache; +flush status; + +--disable_ps2_protocol +select * from t1; + +show global status like "Qcache_queries_in_cache"; +show global status like "Qcache_inserts"; +show global status like "Qcache_hits"; + +select * from t1; + +show global status like "Qcache_queries_in_cache"; +show global status like "Qcache_inserts"; +show global status like "Qcache_hits"; + +select spins from performance_schema.events_waits_current order by event_name limit 1; + +--replace_result CYCLE {CYCLE_OR_NANOSECOND} NANOSECOND {CYCLE_OR_NANOSECOND} +select * from performance_schema.setup_timers where name='wait'; + +show global status like "Qcache_queries_in_cache"; +show global status like "Qcache_inserts"; +show global status like "Qcache_hits"; + +select spins from performance_schema.events_waits_current order by event_name limit 1; + +--replace_result CYCLE {CYCLE_OR_NANOSECOND} NANOSECOND {CYCLE_OR_NANOSECOND} +select * from performance_schema.setup_timers where name='wait'; +--enable_ps2_protocol + +show global status like "Qcache_queries_in_cache"; +show global status like "Qcache_inserts"; +show global status like "Qcache_hits"; + +SET GLOBAL query_cache_size=@save_query_cache_size; + +drop table t1; +flush status; + -- cgit v1.2.3