"created_at": user.CreatedAt,
		"deleted_at": user.DeletedAt,
		"age":        user.Age,
		"birthday":   user.Birthday,
		"active":     true,
	}
	checkField(t, userSchema, reflectValue, values)

	// test setter
	newValues := map[string]interface{}{
		"name":       "valuer_and_setter_2",
		"id":         2,
		"created_at": time.Now(),
		"deleted_at": time.Now(),
		"age":        20,

	if !regexp.MustCompile("SELECT \\* FROM \\(SELECT .name. FROM .users. WHERE .users.\\..deleted_at. IS NULL\\) as u, \\(SELECT .name. FROM .pets. WHERE .pets.\\..deleted_at. IS NULL\\) as p WHERE .u.\\..deleted_at. IS NULL").MatchString(r.Statement.SQL.String()) {
		t.Errorf("Table with escape character, got %v", r.Statement.SQL.String())
	}

	if !regexp.MustCompile(`WHERE \(a = .+ or b = .+\) AND .users.\..deleted_at. IS NULL`).MatchString(sql) {
		t.Fatalf("invalid sql generated, got %v", sql)
	}

	sql = dryRunDB.Where("a = ? or b = ?", "a", "b").Or("c = ? and d = ?", "c", "d").Find(&User{}).Statement.SQL.String()
	if !regexp.MustCompile(`WHERE \(\(a = .+ or b = .+\) OR \(c = .+ and d = .+\)\) AND .users.\..deleted_at. IS NULL`).MatchString(sql) {

		{Name: "UpdatedAt", DBName: "updated_at", BindNames: []string{"Model", "UpdatedAt"}, DataType: schema.Time},
		{Name: "DeletedAt", DBName: "deleted_at", BindNames: []string{"Model", "DeletedAt"}, Tag: `gorm:"index"`, DataType: schema.Time},
		{Name: "Name", DBName: "name", BindNames: []string{"Name"}, DataType: schema.String},

	}

	dryDB := DB.Session(&gorm.Session{DryRun: true})
	stmt := dryDB.Save(&user).Statement
	if !regexp.MustCompile(`.users.\..deleted_at. IS NULL`).MatchString(stmt.SQL.String()) {
		t.Fatalf("invalid updating SQL, got %v", stmt.SQL.String())
	}

	dryDB = DB.Session(&gorm.Session{DryRun: true})
	stmt = dryDB.Unscoped().Save(&user).Statement

	return tx.callbacks.Update().Execute(tx)
}

// Delete deletes value matching given conditions. If value contains primary key it is included in the conditions. If
// value includes a deleted_at field, then Delete performs a soft delete instead by setting deleted_at with the current
// time if null.
func (db *DB) Delete(value interface{}, conds ...interface{}) (tx *DB) {
	tx = db.getInstance()
	if len(conds) > 0 {

	return
}

// Unscoped disables the global scope of soft deletion in a query.
// By default, GORM uses soft deletion, marking records as "deleted"
// by setting a timestamp on a specific field (e.g., `deleted_at`).
// Unscoped allows queries to include records marked as deleted,
// overriding the soft deletion behavior.
// Example:
//    var users []User
//    db.Unscoped().Find(&users)