I want to delete specific rows from 8 tables. My problem is that the rows are connected with foreign key. How can I delete all the data that connected to the specific rows that I want to delete? My tables include definition tables (like id, name ,max value, min value...), data tables (like id, user_id, definition_id,....) and history tables (save every change in data table). I want to delete specific rows from 8 tables. M