From 33365b92f3529ae353af64b90251e3f515adc0ea Mon Sep 17 00:00:00 2001
From: Joe Harvey <joe.harvey@nexustech.je>
Date: Mon, 8 Feb 2021 17:22:20 +0000
Subject: [PATCH] Bug Fix - Ensure DataQuery::exists() SQL is both valid MySQL
 and T-SQL

The original SQL statement is not valid T-SQL for use with SQL Server
---
 src/ORM/DataQuery.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ORM/DataQuery.php b/src/ORM/DataQuery.php
index c15bb569d..4b836bfed 100644
--- a/src/ORM/DataQuery.php
+++ b/src/ORM/DataQuery.php
@@ -479,7 +479,7 @@ class DataQuery
         }
 
         // Wrap the whole thing in an "EXISTS"
-        $sql = 'SELECT EXISTS(' . $statement->sql($params) . ')';
+        $sql = 'SELECT CASE WHEN EXISTS(' . $statement->sql($params) . ') THEN 1 ELSE 0 END';
         $result = DB::prepared_query($sql, $params);
         $row = $result->first();
         $result = reset($row);