checkField(&UniqueStruct6{}, "name", false, "idx_unique_struct6_name")

	checkField(&UniqueStruct7{}, "name", false, "")
	checkField(&UniqueStruct7{}, "nick_name", false, "")
	checkField(&UniqueStruct7{}, "nick_name", false, "")

	type UniqueStruct8 struct { // unique and uniqueIndex
		Name string `gorm:"size:60;unique;index:my_us8_index,unique;"`
	}