diff --git a/core/modules/system/src/Tests/Database/MergeTest.php b/core/modules/system/src/Tests/Database/MergeTest.php
index c4e83bb..ad88c8a 100644
--- a/core/modules/system/src/Tests/Database/MergeTest.php
+++ b/core/modules/system/src/Tests/Database/MergeTest.php
@@ -28,6 +28,7 @@ function testMergeInsert() {
       ->fields(array(
         'age' => 31,
         'name' => 'Tiffany',
+        'job_id' => 644526987567099905,
       ))
       ->execute();
 
@@ -40,6 +41,7 @@ function testMergeInsert() {
     $this->assertEqual($person->name, 'Tiffany', 'Name set correctly.');
     $this->assertEqual($person->age, 31, 'Age set correctly.');
     $this->assertEqual($person->job, 'Presenter', 'Job set correctly.');
+    $this->assertEqual($person->job_id, '644526987567099905', 'Job ID set correctly.');
   }
 
   /**
diff --git a/core/modules/system/tests/modules/database_test/database_test.install b/core/modules/system/tests/modules/database_test/database_test.install
index f6b4f68..b40b9d9 100644
--- a/core/modules/system/tests/modules/database_test/database_test.install
+++ b/core/modules/system/tests/modules/database_test/database_test.install
@@ -80,6 +80,14 @@ function database_test_schema() {
         'not null' => TRUE,
         'default' => '',
       ),
+      'job_id' => array(
+        'description' => "The id of the person's job",
+        'type' => 'int',
+        'size' => 'big',
+        'unsigned' => TRUE,
+        'not null' => TRUE,
+        'default' => 0,
+      ),
     ),
     'primary key' => array('job'),
     'indexes' => array(