added _target_conector and property

singer_sdk/target_base.py

@@ -28,6 +28,7 @@
 if t.TYPE_CHECKING:
     from pathlib import PurePath
 
+    from singer_sdk.connectors import SQLConnector
     from singer_sdk.mapper import PluginMapper
     from singer_sdk.sinks import Sink
 
@@ -574,6 +575,21 @@ def get_singer_command(cls: type[Target]) -> click.Command:
 class SQLTarget(Target):
     """Target implementation for SQL destinations."""
 
+    _target_connector: SQLConnector | None = None
+
+    @property
+    def target_connector(self) -> SQLConnector:
+        """The connector object.
+
+        Returns:
+            The connector object.
+        """
+        if self._target_connector is None:
+            self._target_connector = self.default_sink_class.connector_class(
+                dict(self.config),
+            )
+        return self._target_connector
+
     @classproperty
     def capabilities(self) -> list[CapabilitiesEnum]:
         """Get target capabilities.