Fix test

Author: julien-duponchelle

pymysqlreplication/tests/test_basic.py

@@ -339,7 +339,8 @@ def test_fetch_column_names_from_schema(self):
         self.assertNotIn("data", event.rows[0]["values"])
 
         # cleanup
-        self.execute("SET SESSION binlog_row_metadata = 'FULL'")
+        if self.isMySQL80AndMore():
+            self.execute("SET SESSION binlog_row_metadata = 'FULL'")
         row_event._COLUMN_NAME_CACHE.clear()