summaryrefslogtreecommitdiff
path: root/mysql-test/suite/versioning/t/sysvars.test
diff options
context:
space:
mode:
Diffstat (limited to 'mysql-test/suite/versioning/t/sysvars.test')
-rw-r--r--mysql-test/suite/versioning/t/sysvars.test10
1 files changed, 10 insertions, 0 deletions
diff --git a/mysql-test/suite/versioning/t/sysvars.test b/mysql-test/suite/versioning/t/sysvars.test
index 160af12fe02..52fab81b8e6 100644
--- a/mysql-test/suite/versioning/t/sysvars.test
+++ b/mysql-test/suite/versioning/t/sysvars.test
@@ -87,3 +87,13 @@ select * from t for system_time between '0-0-0' and current_timestamp(6);
show status like "Feature_system_versioning";
drop table t;
+
+
+--echo #
+--echo # MDEV-16991 Rounding vs truncation for TIME, DATETIME, TIMESTAMP
+--echo #
+
+SET sql_mode=TIME_ROUND_FRACTIONAL;
+SET @@global.system_versioning_asof= timestamp'2001-12-31 23:59:59.9999999';
+SELECT @@global.system_versioning_asof;
+SET @@global.system_versioning_asof= DEFAULT;