Fix set time field's precision to 0

Author: jinzhu

go.mod

@@ -4,5 +4,5 @@ go 1.14
 
 require (
 	github.com/go-sql-driver/mysql v1.7.0
-	gorm.io/gorm v1.25.7-0.20240204074919-46816ad31dde
+	gorm.io/gorm v1.25.7
 )

go.sum

@@ -4,11 +4,5 @@ github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
 github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
-gorm.io/gorm v1.25.1 h1:nsSALe5Pr+cM3V1qwwQ7rOkw+6UeLrX5O4v3llhHa64=
-gorm.io/gorm v1.25.1/go.mod h1:L4uxeKpfBml98NYqVqwAdmV1a2nBtAec/cf3fpucW/k=
-gorm.io/gorm v1.25.2-0.20230530020048-26663ab9bf55 h1:sC1Xj4TYrLqg1n3AN10w871An7wJM0gzgcm8jkIkECQ=
-gorm.io/gorm v1.25.2-0.20230530020048-26663ab9bf55/go.mod h1:L4uxeKpfBml98NYqVqwAdmV1a2nBtAec/cf3fpucW/k=
-gorm.io/gorm v1.25.6-0.20231115133256-3207ad6033aa h1:cGDODlWbAjO6jreDwDD34SsdQVhuFE5KjXO1LmpKZYQ=
-gorm.io/gorm v1.25.6-0.20231115133256-3207ad6033aa/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=
-gorm.io/gorm v1.25.7-0.20240204074919-46816ad31dde h1:9DShaph9qhkIYw7QF91I/ynrr4cOO2PZra2PFD7Mfeg=
-gorm.io/gorm v1.25.7-0.20240204074919-46816ad31dde/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=
+gorm.io/gorm v1.25.7 h1:VsD6acwRjz2zFxGO50gPO6AkNs7KKnvfzUjHQhZDz/A=
+gorm.io/gorm v1.25.7/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=

mysql.go

@@ -412,7 +412,7 @@ func (dialector Dialector) getSchemaStringType(field *schema.Field) string {
 }
 
 func (dialector Dialector) getSchemaTimeType(field *schema.Field) string {
-	if !dialector.DisableDatetimePrecision && field.Precision == 0 {
+	if !dialector.DisableDatetimePrecision && field.Precision == 0 && field.TagSettings["PRECISION"] == "" {
 		field.Precision = *dialector.DefaultDatetimePrecision
 	}