drupal/modules/comment/comment.install

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<?php
// $Id$
/**
* Implementation of hook_enable().
*/
function comment_enable() {
// Insert records into the node_comment_statistics for nodes that are missing.
db_query_temporary("SELECT n.nid, n.changed, n.uid FROM {node} n LEFT JOIN {node_comment_statistics} c ON n.nid = c.nid WHERE c.comment_count IS NULL", 'missing_nids');
db_query("INSERT INTO {node_comment_statistics} (nid, last_comment_timestamp, last_comment_name, last_comment_uid, comment_count) SELECT n.nid, n.changed, NULL, n.uid, 0 FROM missing_nids n");
}
/**
* Changed node_comment_statistics to use node->changed to avoid future
* timestamps.
*/
function comment_update_1() {
// Change any future last comment timestamps to now.
db_query('UPDATE {node_comment_statistics} SET last_comment_timestamp = %d WHERE last_comment_timestamp > %d', time(), time());
// Unstuck node indexing timestamp if needed.
if (($last = variable_get('node_cron_last', FALSE)) !== FALSE) {
variable_set('node_cron_last', min(time(), $last));
}
return array();
}
function comment_update_6001() {
$ret[] = update_sql("ALTER TABLE {comments} DROP score");
$ret[] = update_sql("ALTER TABLE {comments} DROP users");
return $ret;
}