apply_filters_ref_array( 'posts_distinct_request', string $distinct, WP_Query $query )

3099			 *3100			 * @since 2.5.03101			 *3102			 * @param string   $distinct The DISTINCT clause of the query.3103			 * @param WP_Query $query    The WP_Query instance (passed by reference).3104			 */3105			$distinct = apply_filters_ref_array( 'posts_distinct_request', array( $distinct, &$this ) );3106 3107			/**3108			 * Filters the SELECT clause of the query.3109			 *3110			 * For use by caching plugins.3111			 *