Issue #2633334 by orbmantell, e._s, catch, TravisCarden: Unsigned int vs. int mismatch between node.nid and history.nid

CHANGELOG.txt

@@ -38,6 +38,9 @@ Drupal 7.50, xxxx-xx-xx (development version)
 - Fixed various PHP 7 problems.
 - Fixed various bugs with PHP 5.5 imagerotate(), including when incorrect color
   indices are passed in.
+- Changed the {history} table's node ID field to be an unsigned integer, to
+  match the same field in the {node} table and to prevent errors with very
+  large node IDs.
 
 Drupal 7.44, 2016-06-15
 -----------------------

modules/node/node.install

@@ -410,6 +410,7 @@ function node_schema() {
       'nid' => array(
         'description' => 'The {node}.nid that was read.',
         'type' => 'int',
+        'unsigned' => TRUE,
         'not null' => TRUE,
         'default' => 0,
       ),
@@ -943,6 +944,23 @@ function node_update_7015() {
     ->execute();
 }
 
+/**
+ * Change {history}.nid to an unsigned int in order to match {node}.nid.
+ */
+function node_update_7016() {
+  db_drop_primary_key('history');
+  db_drop_index('history', 'nid');
+  db_change_field('history', 'nid', 'nid', array(
+    'description' => 'The {node}.nid that was read.',
+    'type' => 'int',
+    'unsigned' => TRUE,
+    'not null' => TRUE,
+    'default' => 0,
+  ));
+  db_add_primary_key('history', array('uid', 'nid'));
+  db_add_index('history', 'nid', array('nid'));
+}
+
 /**
  * @} End of "addtogroup updates-7.x-extra".
  */