diff --git a/md/cfg_app.go b/md/cfg_app.go
deleted file mode 100644
index c380303..0000000
--- a/md/cfg_app.go
+++ /dev/null
@@ -1,16 +0,0 @@
-package md
-
-import "time"
-
-//数据库配置结构体
-type DBCfg struct {
-	Host         string        `yaml:"host"`     //ip及端口
-	Name         string        `yaml:"name"`     //库名
-	User         string        `yaml:"user"`     //用户
-	Psw          string        `yaml:"psw"`      //密码
-	ShowLog      bool          `yaml:"show_log"` //是否显示SQL语句
-	MaxLifetime  time.Duration `yaml:"max_lifetime"`
-	MaxOpenConns int           `yaml:"max_open_conns"`
-	MaxIdleConns int           `yaml:"max_idle_conns"`
-	Path         string        `yaml:"path"` //日志文件存放路径
-}