dryRunDB := DB.Session(&gorm.Session{DryRun: true})

	stmt := dryRunDB.Create(&user).Statement
	if stmt.SQL.String() == "" || len(stmt.Vars) != 9 {
		t.Errorf("Failed to generate sql, got %v", stmt.SQL.String())
	}

	stmt2 := dryRunDB.Find(&user, "id = ?", user.ID).Statement
	if stmt2.SQL.String() == "" || len(stmt2.Vars) != 1 {
		t.Errorf("Failed to generate sql, got %v", stmt2.SQL.String())
	}
}

type ageInt int8

						stmt.AddError(field.Set(stmt.Context, stmt.ReflectValue, curTime))
						values.Values[0][idx], _ = field.ValueOf(stmt.Context, stmt.ReflectValue)
					}
				} else if field.AutoUpdateTime > 0 && updateTrackTime {
					stmt.AddError(field.Set(stmt.Context, stmt.ReflectValue, curTime))
					values.Values[0][idx], _ = field.ValueOf(stmt.Context, stmt.ReflectValue)
				}
			}

	stmt := &gorm.Statement{DB: m.DB}
	if m.DB.Statement != nil {
		stmt.Table = m.DB.Statement.Table
		stmt.TableExpr = m.DB.Statement.TableExpr
	}

	if table, ok := value.(string); ok {
		stmt.Table = table
	} else if err := stmt.ParseWithSpecialTableName(value, stmt.Table); err != nil {
		return err
	}

	return fc(stmt)
}

// DataTypeOf return field's db data type

	}

	if !updatingValue.CanAddr() || stmt.Dest != stmt.Model {
		switch stmt.ReflectValue.Kind() {
		case reflect.Slice, reflect.Array:
			if size := stmt.ReflectValue.Len(); size > 0 {
				var isZero bool
				for i := 0; i < size; i++ {
					for _, field := range stmt.Schema.PrimaryFields {
						_, isZero = field.ValueOf(stmt.Context, stmt.ReflectValue.Index(i))
						if !isZero {
							break
						}

		<-stmt.prepared
		if stmt.prepareErr != nil {
			return Stmt{}, stmt.prepareErr
		}

		return *stmt, nil
	}
	db.Mux.RUnlock()

	db.Mux.Lock()
	// double check
	if stmt, ok := db.Stmts[query]; ok && (!stmt.Transaction || isTransaction) {
		db.Mux.Unlock()
		// wait for other goroutines prepared
		<-stmt.prepared
		if stmt.prepareErr != nil {
			return Stmt{}, stmt.prepareErr
		}

			}
		}
	}

	// assign stmt.ReflectValue
	if stmt.Dest != nil {
		stmt.ReflectValue = reflect.ValueOf(stmt.Dest)
		for stmt.ReflectValue.Kind() == reflect.Ptr {
			if stmt.ReflectValue.IsNil() && stmt.ReflectValue.CanAddr() {
				stmt.ReflectValue.Set(reflect.New(stmt.ReflectValue.Type().Elem()))
			}

			stmt.ReflectValue = stmt.ReflectValue.Elem()
		}
		if !stmt.ReflectValue.IsValid() {

func (sd SoftDeleteDeleteClause) ModifyStatement(stmt *Statement) {
	if stmt.SQL.Len() == 0 && !stmt.Statement.Unscoped {
		curTime := stmt.DB.NowFunc()
		stmt.AddClause(clause.Set{{Column: clause.Column{Name: sd.Field.DBName}, Value: curTime}})
		stmt.SetColumn(sd.Field.DBName, curTime, true)

		if stmt.Schema != nil {
			_, queryValues := schema.GetIdentityFieldValuesMap(stmt.Context, stmt.ReflectValue, stmt.Schema.PrimaryFields)

		t.Errorf("insert with sql.Expr, but got %v", stmt.SQL.String())
	}

	if !reflect.DeepEqual([]interface{}{"jinzhu", "POINT(100 100)"}, stmt.Vars) {
		t.Errorf("generated vars is not equal, got %v", stmt.Vars)
	}

	stmt = dryRunDB.Model(UserWithPoint{}).Create(map[string]interface{}{
		"Name":  "jinzhu",
		"Point": clause.Expr{SQL: "ST_PointFromText(?)", Vars: []interface{}{"POINT(100 100)"}},

			stmt.Table = tables[1]
			return
		}

		stmt.Table = stmt.Schema.Table
	}
	return err
}

func (stmt *Statement) clone() *Statement {
	newStmt := &Statement{
		TableExpr:            stmt.TableExpr,
		Table:                stmt.Table,
		Model:                stmt.Model,
		Unscoped:             stmt.Unscoped,
		Dest:                 stmt.Dest,
		ReflectValue:         stmt.ReflectValue,

	var (
		tx                      = db.getInstance()
		stmt                    = tx.Statement
		modelSchema, joinSchema *schema.Schema
	)

	err := stmt.Parse(model)
	if err != nil {
		return err
	}
	modelSchema = stmt.Schema

	err = stmt.Parse(joinTable)
	if err != nil {
		return err
	}
	joinSchema = stmt.Schema

	relation, ok := modelSchema.Relationships.Relations[field]