Soft Delete
import "gorm.io/plugin/soft_delete"
type User struct {
ID uint
Name string
DeletedAt soft_delete.DeletedAt
}
// Query
SELECT * FROM users WHERE deleted_at = 0;
// Delete
UPDATE users SET deleted_at = /* current unix second */ WHERE ID = 1;
Flag Mode
flag mode will use 0
, 1
to mark data as deleted or not, 1
means deleted
type User struct {
ID uint
Name string
IsDel soft_delete.DeletedAt `gorm:"softDelete:flag"`
}
// Query
SELECT * FROM users WHERE is_del = 0;
// Delete
UPDATE users SET is_del = 1 WHERE ID = 1;
Mixed Mode
mixed mode will use 0
, 1
to mark data as deleted or not, 1
means deleted, and store delete time
type User struct {
ID uint
Name string
DeletedAt time.Time
IsDel soft_delete.DeletedAt `gorm:"softDelete:flag,DeletedAtField:DeletedAt"`
}
// Query
SELECT * FROM users WHERE is_del = 0;
// Delete
UPDATE users SET is_del = 1, deleted_at = /* current unix second */ WHERE ID = 1;