diff --git a/src/runtime/connector.rs b/src/runtime/connector.rs
index f495ce8faa4812601639dba56217514833284aec..9809dd8ced586b0b5480b1f2278753cb527cc2ee 100644
--- a/src/runtime/connector.rs
+++ b/src/runtime/connector.rs
@@ -122,6 +122,10 @@ impl<'a> RunContext for ConnectorRunContext<'a>{
             taken => unreachable!("prepared statement is '{:?}' during 'performed_fork()'", taken),
         };
     }
+
+    fn performed_select_start(&mut self) -> bool { unreachable!() }
+    fn performed_select_register_port(&mut self) -> bool { unreachable!() }
+    fn performed_select_wait(&mut self) -> Option<u32> { unreachable!() }
 }
 
 impl Connector for ConnectorPDL {