gorm中的删除操作

package main  
  
import (  
"encoding/json"  
"fmt"  
"gorm.io/driver/mysql"  
"gorm.io/gorm"  
)  
  
type User struct {  
gorm.Model  
Name string  
Age string  
}  
  
func main() {  
  
db, err := gorm.Open(mysql.New(mysql.Config{  
DSN: "root:@tcp(127.0.0.1:3306)/test2?charset=utf8mb4&parseTime=True&loc=Local", // 账号密码地址端口 // 根据当前 MySQL 版本自动配置  
}), &gorm.Config{  
// ...gorm配置  
})  
if err != nil {  
panic("failed to connect database")  
}  
  
fmt.Println("连接数据库成功")  
var user []User  
  
// 带额外条件的删除  
db.Where("name = ?", "jack").Unscoped().Delete(&user)  
// DELETE from emails where name = jack;  
  
// 打印查询的结果  
fmt.Println("result: ", user)  
Info_of_Zhang3, err := json.Marshal(user)  
if err == nil {  
fmt.Println("我是json格式", string(Info_of_Zhang3))  
} else {  
fmt.Println(err)  
return  
}  
  
}