commit 083e16c60511c535f4c1c589380b230f18c41cc1
Author: Matthew Radcliffe <mradcliffe@softpixel.com>
Date:   Sat Aug 30 13:24:57 2014 -0400

    Isuse #2181291 by mradcliffe: Change exception thrown based on default Connection::query().

diff --git a/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php b/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
index bc1a8d9..8fb6234 100644
--- a/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
+++ b/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
@@ -12,6 +12,7 @@
 use Drupal\Core\Database\DatabaseNotFoundException;
 use Drupal\Core\Database\StatementInterface;
 use Drupal\Core\Database\IntegrityConstraintViolationException;
+use Drupal\Core\Database\DatabaseExceptionWrapper;
 
 /**
  * @addtogroup database
@@ -147,6 +148,9 @@ public function query($query, array $args = array(), $options = array()) {
         if (substr($e->getCode(), -6, -3) == '23') {
           $e = new IntegrityConstraintViolationException($e->getMessage(), $e->getCode(), $e);
         }
+        else {
+          $e = new DatabaseExceptionWrapper($e->getMessage(), 0, $e);
+        }
         // Add additional debug information.
         if ($query instanceof StatementInterface) {
           $e->query_string = $stmt->getQueryString();