1 files changed, 9 insertions, 1 deletions
diff --git a/phpBB/includes/db/mssqlnative.php b/phpBB/includes/db/mssqlnative.php
index 8a4503f111..1f37d54ecb 100644
--- a/phpBB/includes/db/mssqlnative.php
+++ b/phpBB/includes/db/mssqlnative.php
@@ -260,6 +260,14 @@ class dbal_mssqlnative extends dbal
 	/**
 	* {@inheritDoc}
 	*/
+	public function sql_concatenate($expr1, $expr2)
+	{
+		return $expr1 . ' + ' . $expr2;
+	}
+
+	/**
+	* {@inheritDoc}
+	*/
 	function sql_buffer_nested_transactions()
 	{
 		return true;
@@ -435,7 +443,7 @@ class dbal_mssqlnative extends dbal
 				unset($row['line2'], $row['line3']);
 			}
 		}
-		return $row;
+		return (sizeof($row)) ? $row : false;
 	}
 
 	/**