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MySQL GTID: restore a master from a replica’s backup
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A beginner’s guide to SQL CROSS JOIN
Introduction In this article, we are going to see how a CROSS JOIN works, and we will also make use of this SQL join type to build a poker card...
MySQL 8.0 & PHP
MySQL and PHP is a love story that started long time ago. However the love story with MySQL 8.0 was a bit slower to start… but don’t worry...
Historical - Patch for MySQL 5.0
This post was shared on code.google.com many years ago but code.google has been shutdown. It describes work done by my team at Google. I am...
Historical - InnoDB IO Performance
This post was shared on code.google.com many years ago but code.google has been shutdown. It describes work done by my team at Google. I am...
Historical - summary of the Google MySQL effort
This summarizes work we did on MySQL at Google. These posts used to be shared at code.google.com but it was shutdown. After reformatting most...
Implementing the Internet of Things with MySQL
Author: Robert Agar The Internet of Things (IoT) has grown from an interesting concept to a paradigm that is changing the way individuals and...
Slides for talks I have given on MySQL, MongoDB and RocksDB
It all started for me with the Google patch for MySQL in April 2007. The Register summary of that included a Cringely story repeated by Nick...
Quick hack for GTID_OWN lack
One of the benefits of MySQL GTIDs is that each server remembers all GTID entries ever executed. Normally these would be ranges, e.g. 0041e600-f1be-11e9-9759-a0369f9435dc:1-3772242...
NDB Parallel Query, part 5
In this part we are going to analyze a bit more complex query than before.This query is a 6-way join.The query is:SELECT supp_nation, ...