From ad91f12e62f0cae0207d89f1a5b2cf8df79d452b Mon Sep 17 00:00:00 2001
From: Ansgar Becker <anse@heidisql.com>
Date: Tue, 8 Dec 2020 19:26:47 +0100
Subject: [PATCH] Issue #1250: prevent clearing highlighter's TableNames list
 in irrelevant events.

---
 source/main.pas | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/main.pas b/source/main.pas
index 5185fc83..5516a7ad 100644
--- a/source/main.pas
+++ b/source/main.pas
@@ -9352,6 +9352,8 @@ var
   TableNames, ProcNames: TStringList;
 begin
   // Tell SQL highlighter about names of tables and procedures in selected database
+  if (ActiveConnection <> Connection) or (Database <> Connection.Database) then
+    Exit;
   SynSQLSynUsed.TableNames.Clear;
   SynSQLSynUsed.ProcNames.Clear;
   if Connection.DbObjectsCached(Database) then begin