merge with 3.23.53 (only code cleanup and new test case)

1 files changed, 10 insertions, 0 deletions

diff --git a/mysql-test/t/binary.test b/mysql-test/t/binary.test
index be9917dc888..fc2d91e20fe 100644
--- a/mysql-test/t/binary.test
+++ b/mysql-test/t/binary.test
@@ -32,3 +32,13 @@ select * from t1 where a="hello ";
 select * from t1 where b="hello ";
 select * from t1 where b="hello";
 drop table t1;
+
+#
+# Test of binary and NULL
+#
+create table t1 (b char(8));
+insert into t1 values(NULL);
+select b from t1 where binary b like '';
+select b from t1 group by binary b like '';
+select b from t1 having binary b like '';
+drop table t1;