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--source include/have_innodb.inc
--source include/have_query_cache.inc
--source include/not_embedded.inc
set @save_query_cache_size=@@query_cache_size;
--echo #
--echo # MDEV-12485: foreign key on delete cascade stale entries with
--echo # query cache enabled
--echo #
SET NAMES utf8;
set global query_cache_type=1;
set global query_cache_size=1024*1024;
set query_cache_type=1;
create table t1 ( id int unsigned auto_increment, primary key(id) ) engine=innodb;
create table t2 ( t2id int unsigned, id int unsigned, primary key(t2id, id), foreign key (`id`) references t1(`id`) on delete cascade ) engine=innodb;
insert into t1 values (1);
insert into t2 values (1,1);
select * from t2;
show status like "Qcache_queries_in_cache";
delete from t1;
show status like "Qcache_queries_in_cache";
select * from t2;
optimize table t2;
select * from t2;
drop table t2;
drop table t1;
create database `testdatabase$ї`;
use `testdatabase$ї`;
create table `t1$ї` ( id int unsigned auto_increment, primary key(id) ) engine=innodb;
create table `t2$ї` ( t2id int unsigned, id int unsigned, primary key(t2id, id), foreign key (`id`) references `t1$ї`(`id`) on delete cascade ) engine=innodb;
insert into `t1$ї` values (1);
insert into `t2$ї`values (1,1);
select * from `t2$ї`;
show status like "Qcache_queries_in_cache";
delete from `t1$ї`;
show status like "Qcache_queries_in_cache";
select * from `t2$ї`;
optimize table `t2$ї`;
select * from `t2$ї`;
use test;
drop database `testdatabase$ї`;
SET NAMES default;
create database `#mysql50#-`;
use `#mysql50#-`;
create table `#mysql50#t-1` ( id int unsigned auto_increment, primary key(id) ) engine=innodb;
create table `#mysql50#t-2` ( t2id int unsigned, id int unsigned, primary key(t2id, id), foreign key (`id`) references `#mysql50#t-1`(`id`) on delete cascade ) engine=innodb;
insert into `#mysql50#t-1` values (1);
insert into `#mysql50#t-2`values (1,1);
select * from `#mysql50#t-2`;
show status like "Qcache_queries_in_cache";
delete from `#mysql50#t-1`;
show status like "Qcache_queries_in_cache";
select * from `#mysql50#t-2`;
optimize table `#mysql50#t-2`;
select * from `#mysql50#t-2`;
use test;
drop database `#mysql50#-`;
SET NAMES default;
--disable_query_log
call mtr.add_suppression("\\[ERROR\\] Invalid \\(old\\?\\) table or database name 't?-[12]?\\'");
--enable_query_log
--let SEARCH_FILE= $MYSQLTEST_VARDIR/log/mysqld.1.err
--let SEARCH_PATTERN=\\[ERROR\\] Invalid \\(old\\?\\) table or database name
--source include/search_pattern_in_file.inc
set global query_cache_type=DEFAULT;
set global query_cache_size=@save_query_cache_size;
--echo End of 10.2 tests
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