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MySQL 8 Cookbook by Karthik Appigatla

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Altering tables using an online schema change tool

In this section, you will learn about Percona's pt-online-schema-change (pt-osc) tool, which is used to perform ALTER TABLE operations without blocking DMLs.

pt-osc comes along with Percona Toolkit. Installation of Percona Toolkit has already been described earlier in the chapter.

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