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Monthly Archives: May 2012

A case for MariaDB’s Hash Joins

MariaDB 5.3/5.5 has introduced a new join type “Hash Joins” which is an implementation of a Classic Block-based Hash Join Algorithm. In this post we will see what the Hash Join is, how it works …

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Webinar: TokuDB v6 Replication Performance
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TokuDB® is a proven solution that scales MySQL® and MariaDB® from GBs to TBs with unmatched insert and query speed, compression, and online schema flexibility. Tokutek’s recently launched TokuDB v6 delivers all of these features …

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Data compression in InnoDB for text and blob fields

Have you wanted to compress only certain types of columns in a table while leaving other columns uncompressed? While working on a customer case this week I saw an interesting problem where a table had …

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Percona at SELF

There is a great conference – SELF (South East Linux Fest) taking place in June 8-9 in Charlotte,NC This conference has a great lineup for MySQL with 2 tracks on Friday dedicated to it. There …

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Secure passwords being insecure

If you follow the general advices to create secure password the following ones seem to be secure, right? s11P$||!sh&2 pr0&!!ke0 3kj39|!381 The answer to the question is, “it depends on how you use them” Notice …

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Announcing Percona Server 5.1.63-13.4

Percona is glad to announce the release of Percona Server 5.1.63-13.4 on May 24th, 2012 (Downloads are available from Percona Server 5.1.63-13.4 downloads and from the Percona Software Repositories). Based on MySQL 5.1.63, including all the bug fixes in it, Percona …

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Challenges of Big Databases with MySQL – IOUG Presentation
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    Many database management tasks become difficult as you move from millions of rows and gigabytes of data to billions of rows and terabytes of data. Such tasks include ingesting data while maintaining indexes; …

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Webinar – Migrating to Percona XtraDB Cluster

Whenever I learn about a new technology, I typically want to know the major administrative touch points more than I want to know exhaustive detail about every configuration option.  Give me the gist, show me enough …

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Binary log file size matters (sometimes)

I used to think one should never look at max_binlog_size, however last year I had a couple of interesting cases which showed that sometimes it may be very important variable to tune properly. I meant …

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Percona Live MySQL Conference 2012 Prize Winners and Percona Live New York 2012

I’m pleased to announce a variety of prize winners associated with the Percona Live MySQL Conference and Expo 2012. The following people won prizes in the pre-conference registration promotion: Kindle Fire Winners: Tatiana B., Etsy, …

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Percona’s widely read Percona Data Performance blog highlights our expertise in enterprise-class software, support, consulting and managed services solutions for both MySQL® and MongoDB® across traditional and cloud-based platforms. The decades of experience represented by our consultants is found daily in numerous and relevant blog posts.

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