From 62a706896ae7cd788337128a4cbc95db763ada9d Mon Sep 17 00:00:00 2001
From: Nick Couchman <vnick@apache.org>
Date: Tue, 13 Mar 2018 17:58:54 -0400
Subject: [PATCH] GUACAMOLE-525: Fix up password history delete to be more
 compatible.

---
 .../apache/guacamole/auth/jdbc/user/PasswordRecordMapper.xml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-sqlserver/src/main/resources/org/apache/guacamole/auth/jdbc/user/PasswordRecordMapper.xml b/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-sqlserver/src/main/resources/org/apache/guacamole/auth/jdbc/user/PasswordRecordMapper.xml
index 46b6700a6..5b640c299 100644
--- a/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-sqlserver/src/main/resources/org/apache/guacamole/auth/jdbc/user/PasswordRecordMapper.xml
+++ b/extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-sqlserver/src/main/resources/org/apache/guacamole/auth/jdbc/user/PasswordRecordMapper.xml
@@ -65,12 +65,11 @@
         );
 
         DELETE FROM [guacamole_user_password_history]
-        WHERE password_history_id IN (
-            SELECT password_history_id
+        WHERE password_history_id NOT IN (
+            SELECT TOP(#{maxHistorySize}) password_history_id
             FROM [guacamole_user_password_history]
             WHERE user_id = #{record.userID,jdbcType=INTEGER}
             ORDER BY password_date DESC
-            OFFSET #{maxHistorySize}
         );
 
     </insert>