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This article shows you what the index sentence of mysql is, which is concise and easy to understand, which will definitely brighten your eyes. I hope you can get something through the detailed introduction of this article.

What is the index statement of mysql

1. Add primary key index

Mysql > ALTER TABLE `table_ name` ADD PRIMARY KEY (`column`)

two。 Add unique index)

Mysql > ALTER TABLE `table_ name` ADD UNIQUE (`column`)

3. Add a normal index)

Mysql > ALTER TABLE `table_ name` ADD INDEX index_name (`column`)

4. Add full-text index

Mysql > ALTER TABLE `table_ name` ADD FULLTEXT (`column`)

MySQL is a relational database management system developed by the Swedish company MySQL AB and belongs to the products of Oracle. MySQL is one of the most popular relational database management systems. In the aspect of WEB application, MySQL is one of the best RDBMS (Relational Database Management System) application software. MySQL is a relational database management system in which relational databases store data in different tables instead of all data in one large warehouse, which increases speed and flexibility.

The above is what the index statement of mysql is. Have you learned any knowledge or skills? If you want to learn more skills or enrich your knowledge reserve, you are welcome to follow the industry information channel.

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