February 2018
Intermediate to advanced
510 pages
16h 10m
English
Content preview from MySQL 8 Administrator???s Guide
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innochecksum - offline InnoDB file checksum utility
This is a checksum utility for InnoDB files. It reads InnoDB tablespace files, calculates checksums for them, and compares them with stored checksum values. If the comparison fails, it reports error with damaged page details. It was developed to verify integrity of the post-power outage but it can also be used after copying the files. It is very useful in the event of any damaged page found when running InnoDB. It will shut down the running server, so to avoid any production issue due to damaged pages.
If a tablespace file is open, it cannot be used by innochecksum. The execution syntax for the command will look as the following:
shell> innochecksum [options] file_name
innochecksum command ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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