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A beginner’s guide to SQL CROSS JOIN

A beginner’s guide to SQL CROSS JOIN

12th December, 2019 by in Database

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 8.0 & PHP

13th December, 2019 by in Database

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

Historical - Patch for MySQL 5.0

11th December, 2019 by in Database

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

Historical - InnoDB IO Performance

11th December, 2019 by in Database

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

Historical - summary of the Google MySQL effort

11th December, 2019 by in Database

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

Implementing the Internet of Things with MySQL

11th December, 2019 by in Database

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

Slides for talks I have given on MySQL, MongoDB and RocksDB

11th December, 2019 by in Database

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

Quick hack for GTID_OWN lack

11th December, 2019 by in Database

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

NDB Parallel Query, part 5

11th December, 2019 by in Database

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, ...

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