From 0a76ad5ffd04fdfdf77435f4c9e733c2a59a14d8 Mon Sep 17 00:00:00 2001
From: Sergei Golubchik <serg@mariadb.org>
Date: Thu, 4 Feb 2016 12:51:57 +0100
Subject: [PATCH] MDEV-9175 Query parser tansforms MICROSECOND into
 SECOND_FRAC, which does not work

---
 mysql-test/r/second_frac-9175.result | 13 +++++++++++++
 mysql-test/t/second_frac-9175.test   |  9 +++++++++
 sql/item_timefunc.cc                 |  2 +-
 3 files changed, 23 insertions(+), 1 deletion(-)
 create mode 100644 mysql-test/r/second_frac-9175.result
 create mode 100644 mysql-test/t/second_frac-9175.test

diff --git a/mysql-test/r/second_frac-9175.result b/mysql-test/r/second_frac-9175.result
new file mode 100644
index 00000000000..dbf268b5c3b
--- /dev/null
+++ b/mysql-test/r/second_frac-9175.result
@@ -0,0 +1,13 @@
+select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
+timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456')
+31622400123456
+explain extended select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
+1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
+Warnings:
+Note	1003	select timestampdiff(MICROSECOND,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456') AS `timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456')`
+create view v1 as select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
+select * from v1;
+Name_exp_1
+31622400123456
+drop view v1;
diff --git a/mysql-test/t/second_frac-9175.test b/mysql-test/t/second_frac-9175.test
new file mode 100644
index 00000000000..91baf997459
--- /dev/null
+++ b/mysql-test/t/second_frac-9175.test
@@ -0,0 +1,9 @@
+#
+# MDEV-9175 Query parser tansforms MICROSECOND into SECOND_FRAC, which does not work
+#
+
+select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
+explain extended select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
+create view v1 as select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
+select * from v1;
+drop view v1;
diff --git a/sql/item_timefunc.cc b/sql/item_timefunc.cc
index 522004e965b..44a185e72a9 100644
--- a/sql/item_timefunc.cc
+++ b/sql/item_timefunc.cc
@@ -2916,7 +2916,7 @@ void Item_func_timestamp_diff::print(String *str, enum_query_type query_type)
     str->append(STRING_WITH_LEN("SECOND"));
     break;		
   case INTERVAL_MICROSECOND:
-    str->append(STRING_WITH_LEN("SECOND_FRAC"));
+    str->append(STRING_WITH_LEN("MICROSECOND"));
     break;
   default:
     break;