What is the use of tablespace in Mysql?

Question

The system tablespace is the storage area for the InnoDB data dictionary, the doublewrite buffer, the change buffer, and undo logs. It may also contain table and index data if tables are created in the system tablespace rather than file-per-table tablespaces. The system tablespace can have one or more data files.

What is tablespace used for?

This tablespace is used to store permanent user objects and data. Similar to the TEMP tablespace, every database should have a tablespace for permanent user data that is assigned to users. Otherwise, user objects will be created in the SYSTEM tablespace, which is not good practice.

Why do we use tablespace in database?

A table space is a storage structure containing tables, indexes, large objects, and long data. They are used to organize data in a database into logical storage groupings that relate to where data is stored on a system. Table spaces are stored in database partition groups.

Does MySQL have tablespace?

InnoDB introduced general tablespaces in MySQL 5.7. 6. General tablespaces are shared tablespaces created using CREATE TABLESPACE syntax. They can be created outside of the MySQL data directory, are capable of holding multiple tables, and support tables of all row formats.

What is difference between table and tablespace?

The tablespace is where tables gets stored. It links the physical storage layer (files on disks) and the logical storage layer (tables, indexes).

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