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-rw-r--r--mysql-test/r/func_str.result7
-rw-r--r--mysql-test/t/func_str.test8
2 files changed, 15 insertions, 0 deletions
diff --git a/mysql-test/r/func_str.result b/mysql-test/r/func_str.result
index a305bf20bff..911d6eea033 100644
--- a/mysql-test/r/func_str.result
+++ b/mysql-test/r/func_str.result
@@ -1023,3 +1023,10 @@ select format(d, 2) from t1;
format(d, 2)
NULL
drop table t1;
+create table t1 (c varchar(40));
+insert into t1 values ('y,abc'),('y,abc');
+select c, substring_index(lcase(c), @q:=',', -1) as res from t1;
+c res
+y,abc abc
+y,abc abc
+drop table t1;
diff --git a/mysql-test/t/func_str.test b/mysql-test/t/func_str.test
index ac2bf820257..ef20d766bce 100644
--- a/mysql-test/t/func_str.test
+++ b/mysql-test/t/func_str.test
@@ -676,4 +676,12 @@ insert into t1 values (null);
select format(d, 2) from t1;
drop table t1;
+#
+# Bug #14676: substring_index() returns incorrect results
+#
+create table t1 (c varchar(40));
+insert into t1 values ('y,abc'),('y,abc');
+select c, substring_index(lcase(c), @q:=',', -1) as res from t1;
+drop table t1;
+
# End of 5.0 tests