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jynus
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About

My name is Jaime Crespo and I am a former MySQL/Sun/Oracle/Percona instructor and consultant.

I work as a MySQL DBA for the Wikimedia Foundation, mostly interested in query optimization and architectures for HA (Galera, NDB). On my free time I try to help a bit here.

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Score Newest
answer
56
MySQL - varchar length and performance
Sep 13, 2014
answer
46
What is mysql_native_password?
Jun 13, 2018
answer
27
MySQL: Which join is better between left outer join and inner join
Aug 4, 2014
answer
24
Difference between transaction log and redo log in MySQL
Aug 1, 2014
answer
20
What's the difference between MySQL Fabric and MySQL Cluster
Oct 11, 2014
answer
15
How to set MySQL binlog retention in hours?
May 13, 2018
answer
15
Using mysql's load infile to only populate certain columns
Jul 4, 2014
answer
15
Benefits of Barracuda and Compression
Jul 5, 2014
answer
14
What is InnoDB Buffer Usage and how to clear it?
Mar 5, 2015
answer
12
Can't default date to CURRENT_TIMESTAMP in MySQL 5.5
Mar 22, 2016
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Why are users correcting my British English answers to the American spelling?
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How do I identify slow queries missing an index?

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