<?php
/** add this filter to change the index table to use BIGINT instead of INT
** purge the table and then re-index in facet's setttings
**/
add_filter( 'facetwp_use_bigint', '__return_true' );
Code snippets for FacetWP
<?php
/** add this filter to change the index table to use BIGINT instead of INT
** purge the table and then re-index in facet's setttings
**/
add_filter( 'facetwp_use_bigint', '__return_true' );