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Monthly Archives: September 2012

MySQL Schema Agility on SSDs

TokuDB v6.5 adds the ability to expand certain column types without downtime.  Users can now enlarge char, varchar, varbinary, and integer columns with no interruption to insert/update/delete statements on the altered table.  Prior to this …

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Percona team at MySQL Connect today

Attending MySQL Connect ? Do not miss our talks! Peter Zaitsev is doing “Optimizing MySQL Configuration” talk at 2:30 PM in Golden Gate 4 room Vadim Tkachenko is talking about “MySQL and Solid-State Drives: Usage …

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Three Ways that Fractal Tree Indexes Improve SSD for MySQL
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Since Fractal Tree indexes turn random writes into sequential writes, it’s easy to see why they offer a big advantage for maintaining indexes on rotating disks. It turns out that that Fractal Tree indexing also …

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Logging Foreign Key errors

In the last blog post I wrote about how to log deadlock errors using Percona Toolkit. Foreign key errors have the same problems. InnoDB only logs the last error in the output of SHOW ENGINE …

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Percona Toolkit version 2.1.4 released

The Percona Toolkit team is happy to announce the release of Percona Toolkit version 2.1.4. This is the fourth stable release in the 2.1 series, and primarily a bug-fix release; We suggest that users upgrade …

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Announcing TokuDB v6.5: Optimized for Flash

We are excited to announce TokuDB® v6.5, the latest version of Tokutek’s flagship storage engine for MySQL and MariaDB. This version offers optimization for Flash as well as more hot schema change operations for improved …

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Optimized for Flash
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/products/

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Udi Nir, Vice President of Engineering, Swaylo
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TokuDB is the only MySQL/NoSQL solution that allowed us to scale our write throughput in a cost effective way.

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Curt Monash, President of Monash Research and Editor of DBMS 2
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TokuDB has a clever architecture for managing mixed read/write workloads.

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Timezone and pt-table-checksum

I recently worked through an issue with a client trying to detect data drift across some servers that were located in different timezones.  Unfortunately, several of the tables had timestamp fields and were set to …

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