Insert error caused by PostgreSQL default value

[cachalots]

create table sql

create SCHEMA test;

CREATE TYPE "public".fruit_color AS ENUM ('unknown', 'red', 'green', 'orange');

create table "test"."fruits"(
  "name" varchar(64) COLLATE "pg_catalog"."default" DEFAULT ''::character varying,
  "color" "public"."fruit_color" NOT NULL DEFAULT 'unknown'::fruit_color
)

fruits.gen.go

package types

const TableNameFruit = "fruits"

// Fruit mapped from table <fruits>
type Fruit struct {
	Name  string `gorm:"column:name;type:character varying(64);default:''::character varying" json:"name"`
	Color string `gorm:"column:color;type:public.fruit_color;not null;default:'unknown'::public.fruit_color" json:"color"`
}

// TableName Fruit's table name
func (*Fruit) TableName() string {
	return TableNameFruit
}

name default value is ::character varying not empty string. color default value is 'unknown'::public.fruit_color not unknown.