posts_groupby_request filter-hook . WP 2.5.0
Filters the GROUP BY clause of the query.
For use by caching plugins.
Usage
add_filter( 'posts_groupby_request', 'filter_function_name_3668', 10, 2 ); function filter_function_name_3668( $groupby, $this ){ // filter... return $groupby; }
- $groupby(string)
- The GROUP BY clause of the query.
- $this(WP_Query)
- The WP_Query instance (passed by reference).
Changelog
Since 2.5.0 | Introduced. |
Where the hook is called
posts_groupby_request
wp-includes/class-wp-query.php 2822
$groupby = apply_filters_ref_array( 'posts_groupby_request', array( $groupby, &$this ) );