From 4bc256aba4b2b4b0df209ee01982fdde8a19d506 Mon Sep 17 00:00:00 2001
From: junleea <354425203@qq.com>
Date: Fri, 3 Oct 2025 21:13:02 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=95=B0=E6=8D=AE=E5=BA=93?=
 =?UTF-8?q?=E8=BF=9E=E6=8E=A5=E6=8C=87=E9=92=88=E9=97=AE=E9=A2=98?=
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---
 service/dbmService.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/service/dbmService.go b/service/dbmService.go
index 6610a54..3eb7f79 100644
--- a/service/dbmService.go
+++ b/service/dbmService.go
@@ -240,11 +240,11 @@ func GetDBTableDesc(req *proto.GetDBTableDescReq, userId int) (*proto.SQLResult,
 
 func DelDBMMap() {
 	dao.DBMMapRWMutex.Lock()
-	defer dao.DBMMapRWMutex.Unlock()
 	cur := worker.GetCurrentTimestamp()
 	for k, v := range dao.DBMMap {
-		if cur-v.LastUserTime < proto.DBMMap_Max_Keep_Time {
+		if (cur - v.LastUserTime) > proto.DBMMap_Max_Keep_Time {
 			delete(dao.DBMMap, k) //删除
 		}
 	}
+	dao.DBMMapRWMutex.Unlock()
 }