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26 lip 2010 · I found this article which showing you how to delete data from multiple tables by using MySQL DELETE JOIN statement with good explanation.
This tutorial shows you how to delete data from multiple tables by using MySQL DELETE JOIN statement with INNER JOIN and LEFT JOIN.
Learn how to effectively delete records from multiple tables in a MySQL database using a single query through the DELETE JOIN statement. Follow this step-by-step tutorial to maintain data consistency across related tables.
29 kwi 2024 · In MySQL, the DELETE JOIN function allows efficient manipulation by deleting related data between multiple tables. This detailed tutorial will guide you through the process, ensuring you can implement DELETE JOIN with confidence and accuracy.
If you have foreign keys to this table, add the option ON DELETE CASCADE. Then when you delete a row in a parent table all the rows in the child tables that refference that row will be deleted as well.
Multi-Table Deletes. You can specify multiple tables in a DELETE statement to delete rows from one or more tables depending on the condition in the WHERE clause. You cannot use ORDER BY or LIMIT in a multiple-table DELETE.
27 kwi 2011 · You can delete from multiple tables (which don't have foreign keys set up) using one query if you create it using the following syntax: DELETE a.*, b.* FROM [table1] as a, [table2] as b WHERE a. [idcol] = b. [idcol] AND a. [idcol] = 9; You could even delete from more than 2 tables... DELETE a.*, b.*, c.*
