From 7c5ebe3992332b35886c0f40346036406b0b84fd Mon Sep 17 00:00:00 2001
From: chenzhikai <895543892@qq.com>
Date: Wed, 8 Mar 2023 17:48:06 +0800
Subject: [PATCH] =?UTF-8?q?dblink=E9=81=97=E7=95=99=E9=97=AE=E9=A2=98?=
 =?UTF-8?q?=E4=BF=AE=E6=94=B9?=
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---
 contrib/dblink/dblink.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/contrib/dblink/dblink.cpp b/contrib/dblink/dblink.cpp
index 9c7d148d8..8cf51632f 100644
--- a/contrib/dblink/dblink.cpp
+++ b/contrib/dblink/dblink.cpp
@@ -827,6 +827,9 @@ Datum dblink_connect(PG_FUNCTION_ARGS)
             rconn->linker = olinker;
             createNewConnection(conname, rconn);
         } else {
+            if (PCONN->linker) {
+                PCONN->linker->finish();
+            }
             PCONN->linker = olinker;  
         }
     } else {
@@ -844,6 +847,9 @@ Datum dblink_connect(PG_FUNCTION_ARGS)
             rconn->linker = plinker;
             createNewConnection(conname, rconn);
         } else {
+            if (PCONN->linker) {
+                PCONN->linker->finish();
+            }
             PCONN->linker = plinker;       
         }
     }