https://www.wpdaxue.com/series/data-in-wordpress 理解数据结构
https://www.wpdaxue.com/understanding-and-working-with-the-wordpress-options-table.html
https://github.com/woocommerce/woocommerce/wiki/Database-Description
https://www.hardworkingnerd.com/woocommerce-finding-products-in-the-database/ sql的角度看数据结构
https://www.wpdaxue.com/series/data-in-wordpress 理解数据结构
https://www.wpdaxue.com/understanding-and-working-with-the-wordpress-options-table.html
https://github.com/woocommerce/woocommerce/wiki/Database-Description
https://kinsta.com/blog/woocommerce-export-products/ 导入导出
https://www.hardworkingnerd.com/woocommerce-finding-products-in-the-database/ 数据库
https://github.com/woocommerce/woocommerce/wiki/Database-Description 数据结构描述
https://developer.wordpress.org/reference/classes/wpdb/ wpdb类
