avoid reference error

hhyo · Aug 14, 2023 · df98020 · df98020
1 parent 1028c06
commit df98020
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/sql/engines/oracle.py b/sql/engines/oracle.py
@@ -28,8 +28,9 @@ class OracleEngine(EngineBase):
 
  def __init__(self, instance=None):
  super(OracleEngine, self).__init__(instance=instance)
- self.service_name = instance.service_name
- self.sid = instance.sid
+ if instance:
+ self.service_name = instance.service_name
+ self.sid = instance.sid
 
  def get_connection(self, db_name=None):
  if self.conn: