SELECT id, name FROM tblMandators WHERE tblMandators.deleted IS NULL AND tblMandators.isTemplate = 0 AND tblMandators.name != 'VIWIS' AND ((IsNull(@string,'') = '') OR (EXISTS (SELECT * FROM tblThemes WHERE tblThemes.importPath LIKE @string AND tblThemes.mandator_id = tblMandators.id)) )