Gorm可以将值插入sqlite
col插入db中
。
我使用dao层来init sqlitedb并
package model
import "gorm.io/gorm"
type User struct {
gorm.Model
Username string `json:"username"`
Password string `json:"password"`
}
尝试将 运行mgr.adduser函数时,我的gorm dao.go在这里
package dao
import (
"go_blog/model"
"log"
"gorm.io/driver/sqlite"
"gorm.io/gorm"
)
type Manager interface {
AddUser(user *model.User)
}
type manager struct {
db *gorm.DB
}
var Mgr Manager
func init() {
db, err := gorm.Open(sqlite.Open("database/blog.db"), &gorm.Config{})
if err != nil {
log.Fatal("Failed to INIT db:", err)
}
Mgr = &manager{db: db}
db.AutoMigrate(&model.User{})
log.Fatal("Init DB Successful")
}
func (mgr *manager) AddUser(user *model.User) {
mgr.db.Create(user)
}
,我查看sqlite db,但是db中没有任何数据
当我使用main.go
package main
import (
"go_blog/dao"
"go_blog/model"
)
func main() {
user := model.User{
Username: "tom",
Password: "123",
}
dao.Mgr.AddUser(&user)
}
I use dao layer to init sqlitedb and try to insert a col into db in main.go
The Problem is When the main.go is finish and the database is created.But No any data in db..
my model.go is here
package model
import "gorm.io/gorm"
type User struct {
gorm.Model
Username string `json:"username"`
Password string `json:"password"`
}
and my gorm dao.go is here
package dao
import (
"go_blog/model"
"log"
"gorm.io/driver/sqlite"
"gorm.io/gorm"
)
type Manager interface {
AddUser(user *model.User)
}
type manager struct {
db *gorm.DB
}
var Mgr Manager
func init() {
db, err := gorm.Open(sqlite.Open("database/blog.db"), &gorm.Config{})
if err != nil {
log.Fatal("Failed to INIT db:", err)
}
Mgr = &manager{db: db}
db.AutoMigrate(&model.User{})
log.Fatal("Init DB Successful")
}
func (mgr *manager) AddUser(user *model.User) {
mgr.db.Create(user)
}
when I use main.go to run the Mgr.AddUser function,I look into sqlite db,but the DB is no any data in there...So Confuse..
main.go is here
package main
import (
"go_blog/dao"
"go_blog/model"
)
func main() {
user := model.User{
Username: "tom",
Password: "123",
}
dao.Mgr.AddUser(&user)
}
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