test: Fix FATAL: sorry, too many clients already

Within `PostgresConnector(SQLConnector)`, this aims to dispose the underlying SQLAlchemy engine object when being torn down.
MeltanoLabs · Dec 19, 2023 · 2eede7e · 2eede7e
1 parent a9d1796
commit 2eede7e
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/target_postgres/connector.py b/target_postgres/connector.py
@@ -799,6 +799,13 @@ def column_exists(  # type: ignore[override]
             schema_name=schema_name, table_name=table_name, connection=connection
         )
 
+    def __del__(self):
+        """
+        Dispose underlying SQLAlchemy engine object.
+        """
+        if self._cached_engine is not None:
+            self._cached_engine.dispose()
+
 
 class NOTYPE(TypeDecorator):
     """Type to use when none is provided in the schema."""