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MySQL 8 Cookbook

You're reading from   MySQL 8 Cookbook Over 150 recipes for high-performance database querying and administration

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Product type Paperback
Published in Jan 2018
Publisher
ISBN-13 9781788395809
Length 446 pages
Edition 1st Edition
Tools
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Author (1):
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Karthik Appigatla Karthik Appigatla
Author Profile Icon Karthik Appigatla
Karthik Appigatla
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Table of Contents (15) Chapters Close

Preface 1. MySQL 8 - Installing and Upgrading FREE CHAPTER 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

Recovering from mydumper using myloader


myloader is a tool used for multi-threaded restoration of backups taken using mydumper. myloader comes along with mydumper and you don't need to install it separately. In this section, you will learn the various ways to restore a backup.

How to do it...

The common options for myloader are the hostname of the MySQL server to connect to (the default is localhost), username, password, and port.

Recovering full database

shell> myloader --directory=/backups --user=<user> --password=<password> --queries-per-transaction=5000 --threads=8 --compress-protocol --overwrite-tables

The options are explained as follows:

  • --overwrite-tables: This option drops the tables if they already exist
  • --compress-protocol : This option uses compression on the MySQL connection
  • --threads : This option specifies the number of threads to use; the default is 4
  • --queries-per-transaction : This specifies the number of queries per transaction; the default is 1000
  • --directory: This...
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