JobInfo                Job                    `gorm:"type:bytes;serializer:gob"`
	CreatedTime            int64                  `gorm:"serializer:unixtime;type:datetime"` // store time in db, use int as field type
	UpdatedTime            *int64                 `gorm:"serializer:unixtime;type:datetime"` // store time in db, use int as field type
	CustomSerializerString string                 `gorm:"serializer:custom"`
	EncryptedString        EncryptedString
}

	}{
		{
			file:            "nyc-taxi-data-100k.csv",
			recordDelimiter: "\n",
			fieldDelimiter:  ",",
			header:          true,

             value JSON)
           CHARACTER SET = utf8mb4 COLLATE = utf8mb4_bin ROW_FORMAT = Dynamic;`
	mysqlCreateAccessTable = `CREATE TABLE %s (event_time DATETIME NOT NULL, event_data JSON)
                                    ROW_FORMAT = Dynamic;`

	mysqlUpdateRow = `INSERT INTO %s (key_name, value) VALUES (?, ?) ON DUPLICATE KEY UPDATE value=VALUES(value);`

}

func TestCurrentTimestamp(t *testing.T) {
	if DB.Dialector.Name() != "mysql" {
		return
	}
	type CurrentTimestampTest struct {
		ID     string     `gorm:"primary_key"`
		TimeAt *time.Time `gorm:"type:datetime;not null;default:CURRENT_TIMESTAMP;unique"`
	}
	var err error
	err = DB.Migrator().DropTable(&CurrentTimestampTest{})
	if err != nil {
		t.Errorf("DropTable err:%v", err)
	}