97b3bdfa9c
```go
package main
type IDer interface{ GetID() int64 }
// ID will add some method to implement some interface eg: GetID
type ID int64
func (z ID) GetID() int64 { return int64(z) }
type Test struct {
ID
Code string `gorm:"size:50"`
Name string `gorm:"size:50"`
}
func main() {
db, err := gorm.Open(postgres.New(postgres.Config{
DSN: `dsn`,
PreferSimpleProtocol: false,
}), &gorm.Config{
Logger: logger.Default.LogMode(logger.Info),
SkipDefaultTransaction: true,
})
if err != nil {
log.Fatal(err)
}
if err = db.AutoMigrate(&Test{}); err != nil {
// invalid embedded struct for Test's field ID, should be struct, but got main.ID
log.Fatal(err)
}
}
```
GORM
The fantastic ORM library for Golang, aims to be developer friendly.
Overview
- Full-Featured ORM
- Associations (Has One, Has Many, Belongs To, Many To Many, Polymorphism, Single-table inheritance)
- Hooks (Before/After Create/Save/Update/Delete/Find)
- Eager loading with
Preload,Joins - Transactions, Nested Transactions, Save Point, RollbackTo to Saved Point
- Context, Prepared Statement Mode, DryRun Mode
- Batch Insert, FindInBatches, Find To Map
- SQL Builder, Upsert, Locking, Optimizer/Index/Comment Hints, NamedArg, Search/Update/Create with SQL Expr
- Composite Primary Key
- Auto Migrations
- Logger
- Extendable, flexible plugin API: Database Resolver (Multiple Databases, Read/Write Splitting) / Prometheus…
- Every feature comes with tests
- Developer Friendly
Getting Started
- GORM Guides https://gorm.io
Contributing
You can help to deliver a better GORM, check out things you can do
License
© Jinzhu, 2013~time.Now
Released under the MIT License