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MySQL 8 Cookbook

You're reading from MySQL 8 Cookbook

Product type Book

Published in Jan 2018

Publisher

ISBN-13 9781788395809

Pages 446 pages

Edition 1st Edition

Languages

Concepts

Database Administration

Author (1):

Karthik Appigatla

Table of Contents (20) Chapters

Title Page

Dedication

Packt Upsell

Contributors

Preface

1. MySQL 8 - Installing and Upgrading

2. Using MySQL

3. Using MySQL (Advanced)

4. Configuring MySQL

5. Transactions

6. Binary Logging

7. Backups

8. Restoring Data

9. Replication

10. Table Maintenance

11. Managing Tablespace

12. Managing Logs

13. Performance Tuning

14. Security

Index

Resizing the InnoDB system tablespace

The ibdata1 file in the data directory is the default system tablespace. You can configureibdata1 using the innodb_data_file_path and innodb_data_home_dir configuration options. The innodb_data_file_path configuration option is used to configure the InnoDB system tablespace data files. The value of innodb_data_file_path should be a list of one or more data file specifications. If you name two or more data files, separate them by semicolon (;) characters.

If you want a tablespace containing a fixed-size 50 MB data file named ibdata1 and a 50 MB auto-extending file named ibdata2 in the data directory, it can be configured like this:

shell> sudo vi /etc/my.cnf
[mysqld]
innodb_data_file_path=ibdata1:50M;ibdata2:50M:autoextend

If the ibdata files become so big, especially when innodb_file_per_table is not enabled and the disk becomes full, you might want to add another data file on another disk.

How to do it...

Resizing the InnoDB system tablespace is one...

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Authors (1)

Karthik Appigatla

Karthik Appigatla is a highly reputed database architect and is very famous for performance tuning. He has been consulted by many companies all over the world for designing, performance tuning, building database infrastructure, and training. In his decade of experience, he has worked for companies such as Yahoo, Pythian, and Percona. Currently, he is working for LinkedIn, where he has innovated a new way of analyzing queries. He gave a talk about this at SRECon, Dublin in 2017.

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