init

test/test_gorm.go

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"go-chat/models"
+	"gorm.io/driver/mysql"
+	"gorm.io/gorm"
+)
+
+func main() {
+	db, err := gorm.Open(mysql.Open("root:1611@tcp(127.0.0.1:3306)/go-chat?charset=utf8mb4&parseTime=True&loc=Local"), &gorm.Config{})
+	if err != nil {
+		panic("failed to connect database")
+	}
+
+	// 迁移 schema
+	db.AutoMigrate(&models.UserBasic{})
+
+	// Create
+	user := &models.UserBasic{}
+	//user.Username = "landaiqing"
+	db.Create(user)
+	// Read
+	//db.First(user, 1) // 根据整型主键查找
+	//db.First(user, "code = ?", "D42") // 查找 code 字段值为 D42 的记录
+
+	// Update - 将 product 的 price 更新为 200
+	//db.Model(user).Update("Password", "1234")
+	// Update - 更新多个字段
+	//db.Model(user).Updates(Product{Price: 200, Code: "F42"}) // 仅更新非零值字段
+	//db.Model(user).Updates(map[string]interface{}{"Price": 200, "Code": "F42"})
+
+	// Delete - 删除 product
+	//db.Delete(&product, 1)
+}