# vymazání dat obrázků z db
DELETE FROM `wp_posts` WHERE `post_type` = "attachment";
DELETE FROM `wp_postmeta` WHERE `meta_key` = "_wp_attached_file";
DELETE FROM `wp_postmeta` WHERE `meta_key` = "_wp_attachment_metadata";

# vymázání dat obrázků z woocommerce
DELETE FROM `wp_postmeta` WHERE `meta_key` = "_thumbnail_id";
UPDATE `wp_postmeta` SET `meta_value` = NULL WHERE `meta_key` = "_product_image_gallery";