}
}

func isTiDB() bool {
	return os.Getenv("GORM_DIALECT") == "tidb"
}

func isMysql() bool {
	return os.Getenv("GORM_DIALECT") == "mysql"
}

func mysqlVersionAtLeast(major, minor int) bool {
	if !isMysql() {
		return false
	}

	var version string
	if err := DB.Raw("SELECT VERSION()").Row().Scan(&version); err != nil {
		return false
	}

	if name := DB.Dialector.Name(); name == "sqlite" || name == "sqlserver" {
		t.Skip("skip sqlite, sqlserver due to it doesn't support multiple primary keys with auto increment")
	}

	if mysqlVersionAtLeast(8, 4) {
		t.Skip("skip mysql 8.4+ due to stricter foreign key requirements for non-unique referenced keys")
	}

	if name := DB.Dialector.Name(); name == "postgres" {