Changeset 12561
- Timestamp:
- 12/28/2009 04:27:34 PM (15 years ago)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
branches/2.9/wp-admin/includes/upgrade.php
r12366 r12561 1689 1689 if ( $wp_current_db_version < 11557 ) { 1690 1690 // Delete duplicate options. Keep the option with the highest option_id. 1691 $delete_options = $wpdb->get_col("SELECT o1.option_id FROM $wpdb->options AS o1 JOIN $wpdb->options AS o2 ON o2.option_name = o1.option_name AND o2.option_id > o1.option_id"); 1692 if ( !empty($delete_options) ) { 1693 $delete_options = implode(',', $delete_options); 1694 $wpdb->query("DELETE FROM $wpdb->options WHERE option_id IN ($delete_options)"); 1695 } 1691 $wpdb->query("DELETE o1 FROM $wpdb->options AS o1 JOIN $wpdb->options AS o2 USING (`option_name`) WHERE o2.option_id > o1.option_id"); 1696 1692 1697 1693 // Drop the old primary key and add the new.
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