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set @subselect_extra_no_sj_tmp=@@optimizer_switch;
set @optimizer_switch_for_subselect_extra_test='semijoin=off,firstmatch=off,loosescan=off,semijoin_with_cache=off';
--source subselect_extra.test
set optimizer_switch= @subselect_extra_no_sj_tmp;
set @optimizer_switch_for_subselect_extra_test=null;
--echo #
--echo # MDEV-6439: Server crashes in Explain_union::print_explain with explain in slow log, tis620 charset
--echo #
--disable_service_connection
## Using a separate client connection is easier than restoring state
connect(con1,localhost,root,,);
SET NAMES tis620;
set @tmp= @@global.slow_query_log;
SET GLOBAL slow_query_log = 1;
SET long_query_time = 0.000001;
SET log_slow_verbosity = 'explain';
CREATE TABLE t1 (a VARCHAR(3)) ENGINE=MyISAM CHARSET=latin1;
SELECT * FROM t1 WHERE a >= ANY ( SELECT 'foo');
--error ER_CANT_AGGREGATE_2COLLATIONS
SELECT * FROM t1 WHERE a >= ANY ( SELECT 'foo' UNION SELECT 'bar' );
create table t2 (b int);
insert into t2 values (1),(2),(3);
--error ER_CANT_AGGREGATE_2COLLATIONS
SELECT * FROM t1 WHERE a >= ANY ( SELECT 'foo' FROM t2);
drop table t1,t2;
SET GLOBAL slow_query_log=@tmp;
disconnect con1;
connection default;
--enable_service_connection
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