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authortimour/tkatchaounov@dl145s.mysql.com <>2006-09-01 14:29:27 +0200
committertimour/tkatchaounov@dl145s.mysql.com <>2006-09-01 14:29:27 +0200
commit462c22c1ae52cc97f0a201532ecdf12d1f2cfc9c (patch)
tree4687f44ffd0ffcc55e29314e36c849b1c328a0fa /mysql-test/t/limit.test
parent30ef47a93c0736d6bbdf41e29fdd57b111c52bfe (diff)
parent02e194cea215910dedf35f5141ecf442d6ef5407 (diff)
downloadmariadb-git-462c22c1ae52cc97f0a201532ecdf12d1f2cfc9c.tar.gz
Merge timka@10.100.64.80:/home/timka/mysql/src/4.1-bug-21787
into dl145s.mysql.com:/data/tkatchaounov/5.0-bug-21787
Diffstat (limited to 'mysql-test/t/limit.test')
-rw-r--r--mysql-test/t/limit.test10
1 files changed, 10 insertions, 0 deletions
diff --git a/mysql-test/t/limit.test b/mysql-test/t/limit.test
index 6df865278f6..cf7789428b2 100644
--- a/mysql-test/t/limit.test
+++ b/mysql-test/t/limit.test
@@ -60,4 +60,14 @@ select 1 as a from t1 union all select 1 from dual limit 1;
(select 1 as a from t1) union all (select 1 from dual) limit 1;
drop table t1;
+#
+# Bug #21787: COUNT(*) + ORDER BY + LIMIT returns wrong result
+#
+create table t1 (a int);
+insert into t1 values (1),(2),(3),(4),(5),(6),(7);
+explain select count(*) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
+select count(*) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
+explain select sum(a) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
+select sum(a) c FROM t1 WHERE a > 0 ORDER BY c LIMIT 3;
+
# End of 4.1 tests