What is Foreign Key? What is the main difference between primary key and Foreign Key ? How Foreign Key can be defined? Is Foreign key is used to join two or more table?

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How many rows we can insert in a mysql table?

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How do I setup a mysql database?

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How can I create table in mysql?

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How to delete a trigger in mysql?

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1)for snapshot replication which agents used? 2)for Transcation replication which agents used? 3)for merge replciation which agents used?

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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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How we can get distinct columns values in mysql?

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How can you filter the duplicate data while retrieving records from the table?

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What does mysql flush hosts do?

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How to enter microseconds in sql statements?

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How do you name a table?

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