How does MySQL delete work?

How exactly MySQL DELETE works is best explained with a practical example. For this, we’ll imagine a company with a customer directory. This is stored in a table called “Customers”. If we want to delete the customer “Jones”, you can use the MySQL DELETE command.

How to delete a record in MySQL?

For MySQL DELETE, you need to provide the system with two essential pieces of information. It looks like this: “FROM” tells the system from which table the record should be deleted. With “WHERE” you specify which condition a record must fulfill to be removed. If you omit the “WHERE” condition, the entire row is deleted.

Can I delete a table and select from a subquery in MySQL?

Subqueries: Currently there is no option to delete from a table and select from the same table in a subquery. As of MySQL 5.6.2, DELETE supports explicit partition selection using the PARTITION option, which takes a comma-separated list of the names of one or more partitions or subpartitions (or both) from which to select rows to be dropped.

How to delete all rows from a table in MySQL?

The row will then be deleted from the table. As mentioned above, you can also use the MySQL DELETE command to delete all rows from a table, but don’t want to delete the table itself. The command matching the above example looks like this: This removes all entries while the table and its structure remain intact.