diff --git a/repository/meter.go b/repository/meter.go
index d6c6dd4..01ce54e 100644
--- a/repository/meter.go
+++ b/repository/meter.go
@@ -489,7 +489,7 @@ func (mr _MeterRepository) UnbindMeter(tx pgx.Tx, ctx context.Context, pid, mast
 		return false, err
 	}
 
-	return ok.RowsAffected() > 0, nil
+	return ok.RowsAffected() >= 0, nil
 }
 
 // 列出指定公摊表计的所有关联表计关系
@@ -553,7 +553,7 @@ func (mr _MeterRepository) ListMeterRelations(pid, code string) ([]*model.MeterR
 
 	var relations []*model.MeterRelation
 	relationsSql, relationsArgs, _ := mr.ds.
-		From(goqu.T("meter_relations")).
+		From(goqu.T("meter_relations").As("r")).
 		Select("*").
 		Where(
 			goqu.I("r.park_id").Eq(pid),