feat 修改usn类型为string

internal/dao/repository/define.go

@@ -0,0 +1,21 @@
+package repository
+
+import (
+	"fmt"
+	"git.hlsq.asia/mmorpg/service-common/db/mysql"
+)
+
+var dbName mysql.DBName = "user_db"
+
+var (
+	cacheBySn        = "c:%v:s:%v"
+	userCacheByPhone = "c:user:p:%v"
+)
+
+func keyCacheBySn(sn string, tableName string) string {
+	return fmt.Sprintf(cacheBySn, tableName, sn)
+}
+
+func keyUserCacheByPhone(phone string) string {
+	return fmt.Sprintf(userCacheByPhone, phone)
+}