6.x update.module _update_cache_set($cid, $data, $expire)
7.x update.module _update_cache_set($cid, $data, $expire)

Stores data in the private update status cache table.


$cid: The cache ID to save the data with.

$data: The data to store.

$expire: One of the following values:

  • CACHE_PERMANENT: Indicates that the item should never be removed except by explicitly using _update_cache_clear().
  • A Unix timestamp: Indicates that the item should be kept at least until the given time, after which it will be invalidated.

See also


Related topics

3 calls to _update_cache_set()
update_calculate_project_data in modules/update/update.compare.inc
Calculates the current update status of all projects on the site.
update_get_projects in modules/update/update.compare.inc
Fetches an array of installed and enabled projects.
_update_process_fetch_task in modules/update/update.fetch.inc
Processes a task to fetch available update data for a single project.


modules/update/update.module, line 772
Handles updates of Drupal core and contributed projects.


function _update_cache_set($cid, $data, $expire) {
  $fields = array(
    'created' => REQUEST_TIME,
    'expire' => $expire,
  if (!is_string($data)) {
    $fields['data'] = serialize($data);
    $fields['serialized'] = 1;
  else {
    $fields['data'] = $data;
    $fields['serialized'] = 0;
    'cid' => $cid,