From 388cf10e91cc965331e0dde8c4b0d1a6543829f3 Mon Sep 17 00:00:00 2001
From: lihui <huili@taosdata.com>
Date: Mon, 2 Mar 2020 14:17:25 +0800
Subject: [PATCH] [#1293]

---
 src/system/detail/src/mgmtDb.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/system/detail/src/mgmtDb.c b/src/system/detail/src/mgmtDb.c
index b935b68425..3317435d01 100644
--- a/src/system/detail/src/mgmtDb.c
+++ b/src/system/detail/src/mgmtDb.c
@@ -663,7 +663,22 @@ int mgmtRetrieveDbs(SShowObj *pShow, char *data, int rows, SConnObj *pConn) {
   SDbObj *pDb = NULL;
   char *  pWrite;
   int     cols = 0;
-
+  
+  void* pNext = pShow->pNode;
+  while (numOfRows < rows) {
+    pDb = (SDbObj *)pNext;
+    if (pDb == NULL) break;
+    pNext = (void *)pDb->next;
+    if (mgmtCheckIsMonitorDB(pDb->name, tsMonitorDbName)) {
+      if (strcmp(pConn->pUser->user, "root") != 0 && strcmp(pConn->pUser->user, "_root") != 0 && strcmp(pConn->pUser->user, "monitor") != 0 ) {
+        rows--;
+        break;
+      }
+    }
+    numOfRows++;
+  }
+  
+  numOfRows = 0;
   while (numOfRows < rows) {
     pDb = (SDbObj *)pShow->pNode;
     if (pDb == NULL) break;
-- 
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