- Patch #212918 by pwolanin: enable MySQL's ANSI-mode. We can chose to...

- Patch #212918 by pwolanin: enable MySQL's ANSI-mode.  We can chose to disable this when we ship Drupal 7, but it is really helpful during the development cycle.

includes/database.mysql.inc

@@ -79,7 +79,8 @@ function db_connect($url) {
     // Show error screen otherwise
     _db_error_page(mysql_error());
   }
-
+  // Require ANSI mode to improve SQL portability.
+  mysql_query("SET SESSION sql_mode='ANSI'", $connection);
   // Force UTF-8.
   mysql_query('SET NAMES "utf8"', $connection);
   return $connection;

includes/database.mysqli.inc

@@ -120,6 +120,8 @@ function _db_query($query, $debug = 0) {
   }
 
   if (!mysqli_errno($active_db)) {
+    // Require ANSI mode to improve SQL portability.
+    mysqli_query($active_db, "SET SESSION sql_mode='ANSI'");
     return $result;
   }
   else {