return true
	case reflect.Float32, reflect.Float64:
		return true
	default:
		return false
	}
}

// ExplainSQL generate SQL string with given parameters, the generated SQL is expected to be used in logger, execute it might introduce a SQL injection vulnerability
func ExplainSQL(sql string, numericPlaceholder *regexp.Regexp, escaper string, avars ...interface{}) string {
	var (

	if DB.Dialector.Name() != "postgres" {
		return
	}

	type MissPKLanguage struct {
		ID   string `gorm:"type:uuid;default:uuid_generate_v4()"`
		Name string
	}

	type MissPKUser struct {
		ID              string           `gorm:"type:uuid;default:uuid_generate_v4()"`
		MissPKLanguages []MissPKLanguage `gorm:"many2many:miss_pk_user_languages;"`
	}

	var err error

		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) {
		t.Fatalf("invalid sql generated, got %v", sql)
	}