What is a trigger in mysql?

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For the database from the previous question, please give an SQL query which returns the invoice number of all invoices which contain the article with the number ?1234?. The query should be able to run under a MySQL 4.0 database.

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is it possible to assign two primary key in a table

8 Answers   IBM,

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Can we store files in mysql?

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Why is the basic difference between left join, right join and inner join?

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How do I start mysql manually?

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How do I view data in mysql workbench?

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Can anyone help me to create a good mysql database schema with an example. Thanks, Sekar.jr

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How do I enable mysqli extension?

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Is mysql relational?

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What is a trigger? How you can create a trigger in mysql?

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What happens if a table has one column defined as TIMESTAMP?

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