From a34e2ab690debafdf6fb3a1cec5ad5e993dbdf35 Mon Sep 17 00:00:00 2001
From: Ansgar Becker <anse@heidisql.com>
Date: Fri, 7 Aug 2020 07:23:07 +0200
Subject: [PATCH] Set "0" as default port for new MSSQL TCP/IP connections,
 which leaves the port away from the connection string, enabling
 auto-detection. See https://www.heidisql.com/forum.php?t=34256#p36709

---
 source/dbconnection.pas | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/dbconnection.pas b/source/dbconnection.pas
index 1774878b..7e545c62 100644
--- a/source/dbconnection.pas
+++ b/source/dbconnection.pas
@@ -1659,7 +1659,7 @@ begin
       else
         Result := 3306;
     end;
-    ngMSSQL: Result := 1433;
+    ngMSSQL: Result := 0; // => autodetection by driver (previously 1433)
     ngPgSQL: Result := 5432;
     else Result := 0;
   end;