Deleting Integration tables values

static void OGS_ALS_PurgeALSTables(Args _args)

{

    ALS_PickingList als_PickingList;

    ALS_PurchLine als_PurchaseLine;

    ALS_CountingJournal als_CountingJournal;

    ALS_TransferJournal als_TransferJournal;

    ALS_DeliveryNote als_DeliveryNote;

    Dialog      dialog;

    DialogField field;

    dialog = new Dialog("AX - WDC Integration");

    dialog.addText("Are you sure you want to delete data in the integration tables?");

    dialog.run();

    if (dialog.closedOk())

    {

        ttsBegin;

        delete_from als_PickingList;

        delete_from als_PurchaseLine;

        delete_from als_CountingJournal;

        delete_from als_TransferJournal;

        delete_from als_DeliveryNote;

        ttsCommit;

        info("Deletion completed!");

    }

}