BFTrick

DELETE pm
FROM wp_postmeta pm
LEFT JOIN wp_posts wp ON wp.ID = pm.post_id
WHERE wp.ID IS NULL

aaemnnosttv

<?php
/**
 * Filter for GravityForms to group select field choices by a special "optgroup" choice.
 *
 * Simply add a new choice with a value of 'optgroup' to the dropdown to start a group of options. 
 * All following choices will be grouped under it using its label for the group.
 * Any number of groups can be created, as each optgroup choice will start a new group.
 * Supports field placeholder & ungrouped options, but must be before the first group.
 *
 * This snippet can be added to your theme's functions.php, or a custom plugin.

jchristopher

<?php

// Integrate SearchWP with JetSmartFilters search using
// JetEngine Listing Grid to display results.
add_action( 'pre_get_posts', function( $wp_query ) {
	if (
		! isset( $wp_query->query['jet_smart_filters' ] )
		|| empty( $wp_query->query['s'] )
	) {
		return;