1、初始化项目

common/database/open.go

@@ -0,0 +1,16 @@
+//go:build !sqlite3
+
+package database
+
+import (
+	"gorm.io/driver/mysql"
+	"gorm.io/driver/postgres"
+	"gorm.io/driver/sqlserver"
+	"gorm.io/gorm"
+)
+
+var opens = map[string]func(string) gorm.Dialector{
+	"mysql":     mysql.Open,
+	"postgres":  postgres.Open,
+	"sqlserver": sqlserver.Open,
+}