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-- source include/have_debug.inc
#
# Bug #28499: crash for grouping query when tmp_table_size is too small
#
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (
a varchar(32) character set utf8 collate utf8_bin NOT NULL,
b varchar(32) character set utf8 collate utf8_bin NOT NULL )
ENGINE=MyISAM DEFAULT CHARSET=utf8;
INSERT INTO t1 VALUES
('AAAAAAAAAA','AAAAAAAAAA'), ('AAAAAAAAAB','AAAAAAAAAB '),
('AAAAAAAAAB','AAAAAAAAAB'), ('AAAAAAAAAC','AAAAAAAAAC'),
('AAAAAAAAAD','AAAAAAAAAD'), ('AAAAAAAAAE','AAAAAAAAAE'),
('AAAAAAAAAF','AAAAAAAAAF'), ('AAAAAAAAAG','AAAAAAAAAG'),
('AAAAAAAAAH','AAAAAAAAAH'), ('AAAAAAAAAI','AAAAAAAAAI'),
('AAAAAAAAAJ','AAAAAAAAAJ'), ('AAAAAAAAAK','AAAAAAAAAK');
set tmp_table_size=1024;
# Set debug flag so an error is returned when
# tmp table in query is converted from heap to myisam
set session debug="d,raise_error";
--replace_regex /in table '[^']+'/in table 'tmp_table'/
--error ER_DUP_KEY
SELECT MAX(a) FROM t1 GROUP BY a,b;
set tmp_table_size=default;
DROP TABLE t1;
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