Delete All Products at Once In Magento

Well, usually during development, you may need to add some test products (Sample Data) which needs to be removed before moving the site to production. If the volume is large, then it would be very difficult to delete it from the Product Grid. In this case, you may need some trick. Well, you can use the following method:

1. Log into MySQL server via CLI or phpMyAdmin/Adminer
2. Run the following SQL Queries and it will do the job:

SET FOREIGN_KEY_CHECKS = 0;

TRUNCATE TABLE `cataloginventory_stock_item`;
TRUNCATE TABLE `cataloginventory_stock_status`;
TRUNCATE TABLE `cataloginventory_stock_status_idx`;
TRUNCATE TABLE `cataloginventory_stock_status_tmp`;
TRUNCATE TABLE `catalog_category_product`;
TRUNCATE TABLE `catalog_category_product_index`;
TRUNCATE TABLE `catalog_category_product_index_tmp`;
TRUNCATE TABLE `catalog_compare_item`;
TRUNCATE TABLE `catalog_product_bundle_option`;
TRUNCATE TABLE `catalog_product_bundle_option_value`;
TRUNCATE TABLE `catalog_product_bundle_price_index`;
TRUNCATE TABLE `catalog_product_bundle_selection`;
TRUNCATE TABLE `catalog_product_bundle_selection_price`;
TRUNCATE TABLE `catalog_product_bundle_stock_index`;
TRUNCATE TABLE `catalog_product_entity`;
TRUNCATE TABLE `catalog_product_entity_datetime`;
TRUNCATE TABLE `catalog_product_entity_decimal`;
TRUNCATE TABLE `catalog_product_entity_gallery`;
TRUNCATE TABLE `catalog_product_entity_int`;
TRUNCATE TABLE `catalog_product_entity_media_gallery`;
TRUNCATE TABLE `catalog_product_entity_media_gallery_value`;
TRUNCATE TABLE `catalog_product_entity_media_gallery_value_to_entity`;
TRUNCATE TABLE `catalog_product_entity_media_gallery_value_video`;
TRUNCATE TABLE `catalog_product_entity_text`;
TRUNCATE TABLE `catalog_product_entity_tier_price`;
TRUNCATE TABLE `catalog_product_entity_varchar`;
TRUNCATE TABLE `catalog_product_index_eav`;
TRUNCATE TABLE `catalog_product_index_eav_decimal`;
TRUNCATE TABLE `catalog_product_index_eav_decimal_idx`;
TRUNCATE TABLE `catalog_product_index_eav_decimal_tmp`;
TRUNCATE TABLE `catalog_product_index_eav_idx`;
TRUNCATE TABLE `catalog_product_index_eav_tmp`;
TRUNCATE TABLE `catalog_product_index_price`;
TRUNCATE TABLE `catalog_product_index_price_bundle_idx`;
TRUNCATE TABLE `catalog_product_index_price_bundle_opt_idx`;
TRUNCATE TABLE `catalog_product_index_price_bundle_opt_tmp`;
TRUNCATE TABLE `catalog_product_index_price_bundle_sel_idx`;
TRUNCATE TABLE `catalog_product_index_price_bundle_sel_tmp`;
TRUNCATE TABLE `catalog_product_index_price_bundle_tmp`;
TRUNCATE TABLE `catalog_product_index_price_cfg_opt_agr_idx`;
TRUNCATE TABLE `catalog_product_index_price_cfg_opt_agr_tmp`;
TRUNCATE TABLE `catalog_product_index_price_cfg_opt_idx`;
TRUNCATE TABLE `catalog_product_index_price_cfg_opt_tmp`;
TRUNCATE TABLE `catalog_product_index_price_downlod_idx`;
TRUNCATE TABLE `catalog_product_index_price_downlod_tmp`;
TRUNCATE TABLE `catalog_product_index_price_final_idx`;
TRUNCATE TABLE `catalog_product_index_price_final_tmp`;
TRUNCATE TABLE `catalog_product_index_price_idx`;
TRUNCATE TABLE `catalog_product_index_price_opt_agr_idx`;
TRUNCATE TABLE `catalog_product_index_price_opt_agr_tmp`;
TRUNCATE TABLE `catalog_product_index_price_opt_idx`;
TRUNCATE TABLE `catalog_product_index_price_opt_tmp`;
TRUNCATE TABLE `catalog_product_index_price_tmp`;
TRUNCATE TABLE `catalog_product_index_tier_price`;
TRUNCATE TABLE `catalog_product_index_website`;
TRUNCATE TABLE `catalog_product_link`;
TRUNCATE TABLE `catalog_product_link_attribute_decimal`;
TRUNCATE TABLE `catalog_product_link_attribute_int`;
TRUNCATE TABLE `catalog_product_link_attribute_varchar`;
TRUNCATE TABLE `catalog_product_option`;
TRUNCATE TABLE `catalog_product_option_price`;
TRUNCATE TABLE `catalog_product_option_title`;
TRUNCATE TABLE `catalog_product_option_type_price`;
TRUNCATE TABLE `catalog_product_option_type_title`;
TRUNCATE TABLE `catalog_product_option_type_value`;
TRUNCATE TABLE `catalog_product_relation`;
TRUNCATE TABLE `catalog_product_super_attribute`;
TRUNCATE TABLE `catalog_product_super_attribute_label`;
TRUNCATE TABLE `catalog_product_super_link`;
TRUNCATE TABLE `catalog_product_website`;
TRUNCATE TABLE `catalog_url_rewrite_product_category`;
TRUNCATE TABLE `downloadable_link`;
TRUNCATE TABLE `downloadable_link_price`;
TRUNCATE TABLE `downloadable_link_purchased`;
TRUNCATE TABLE `downloadable_link_purchased_item`;
TRUNCATE TABLE `downloadable_link_title`;
TRUNCATE TABLE `downloadable_sample`;
TRUNCATE TABLE `downloadable_sample_title`;
TRUNCATE TABLE `product_alert_price`;
TRUNCATE TABLE `product_alert_stock`;
TRUNCATE TABLE `report_compared_product_index`;
TRUNCATE TABLE `report_viewed_product_aggregated_daily`;
TRUNCATE TABLE `report_viewed_product_aggregated_monthly`;
TRUNCATE TABLE `report_viewed_product_aggregated_yearly`;
TRUNCATE TABLE `report_viewed_product_index`;

SET FOREIGN_KEY_CHECKS = 1;

To debug other issue which may arise during development or production, refer this guide.

If you need any more help, feel free to contact me.