diff --git a/orm/db.go b/orm/db.go
index 871f4a5d..40e71d12 100644
--- a/orm/db.go
+++ b/orm/db.go
@@ -488,9 +488,9 @@ func (d *dbBase) InsertValue(q dbQuerier, mi *modelInfo, isMulti bool, names []s
 	return id, err
 }
 
-//insert or update a row
-//If your primary key or unique column conflict will update
-//if no will insert
+// InsertOrUpdate a row
+// If your primary key or unique column conflict will update
+// If no will insert
 func (d *dbBase) InsertOrUpdate(q dbQuerier, mi *modelInfo, ind reflect.Value, tz *time.Location, dn string, args ...string) (int64, error) {
 	iouStr := ""
 	mysql := "mysql"
diff --git a/orm/orm.go b/orm/orm.go
index fe189037..c84dddea 100644
--- a/orm/orm.go
+++ b/orm/orm.go
@@ -209,7 +209,7 @@ func (o *orm) InsertMulti(bulk int, mds interface{}) (int64, error) {
 	return cnt, nil
 }
 
-//insert or update data to database
+// InsertOrUpdate data to database
 func (o *orm) InsertOrUpdate(md interface{}, colConflitAndArgs ...string) (int64, error) {
 	mi, ind := o.getMiInd(md, true)
 	id, err := o.alias.DbBaser.InsertOrUpdate(o.db, mi, ind, o.alias.TZ, o.alias.DriverName, colConflitAndArgs...)
diff --git a/orm/types.go b/orm/types.go
index 7864e315..b375fd65 100644
--- a/orm/types.go
+++ b/orm/types.go
@@ -53,10 +53,10 @@ type Ormer interface {
 	//  id, err = Ormer.Insert(user)
 	//  user must a pointer and Insert will set user's pk field
 	Insert(interface{}) (int64, error)
-	//mysql:InsertOrUpdate(model) or InsertOrUpdate(model,"colu=colu+value")
-	//if colu type is integer : can use(+-*/), string : convert(colu,"value")
-	//postgres: InsertOrUpdate(model,"conflictColumnName") or InsertOrUpdate(model,"conflictColumnName","colu=colu+value")
-	//if colu type is integer : can use(+-*/), string : colu || "value"
+	// mysql:InsertOrUpdate(model) or InsertOrUpdate(model,"colu=colu+value")
+	// if colu type is integer : can use(+-*/), string : convert(colu,"value")
+	// postgres: InsertOrUpdate(model,"conflictColumnName") or InsertOrUpdate(model,"conflictColumnName","colu=colu+value")
+	// if colu type is integer : can use(+-*/), string : colu || "value"
 	InsertOrUpdate(md interface{}, colConflitAndArgs ...string) (int64, error)
 	// insert some models to database
 	InsertMulti(bulk int, mds interface{}) (int64, error)