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Looking at Redis

 | August 27, 2009 |  Posted In: Cloud and NoSQL

Recently I had a chance to take a look at Redis project, which is semi-persistent in memory database with idea somethat similar to memcache but richer feature set. Redis has simple single process event driven design, which means it does not have to deal with any locks which is performance killer for a lot of […]

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A few administrative updates

 | August 26, 2009 |  Posted In: Events and Announcements

I wanted to write a few administrative updates in one so I didn’t spam everyone’s feed readers too much. Here we go: We’ve had reports of some lost comments.  We reported this via Twitter a while ago, but thought it was fixed.  We’ll try and pay more attention to spam filtering, but we wanted to […]

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xtrabackup-0.9

 | August 20, 2009 |  Posted In: Percona Software

Dear Community, The release 0.9 of the opensource backup tool for InnoDB and XtraDB is available for download. Changelog: tar4ibd could not treat over 8GB file, now max 64GB prepare-speed-hack is added Fixed bugs: Bug #386179: “InnoDB: Error: space id in fsp header 143088, but in the page header 0” Bug #394374: “Can’t compile with […]

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Sorting a Terabyte in 197 seconds

 | August 17, 2009 |  Posted In: Tokutek, TokuView

Sorting a Terabyte in 197 seconds I just returned from The 21st ACM Symposium on Parallelism in Algorithms and Architectures (SPAA), held in Calgary, where I gave a talk about my entry to the sorting contest. I sorted 1TB in 197s on a 400-node machine at MIT Lincoln Laboratory, a record which still stands today. […]

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XtraDB storage engine release 1.0.3-7

 | August 17, 2009 |  Posted In: Percona Software

Dear Community, Today we are announcing XtraDB release 7. This is the last release based on InnoDB plugin version 1.0.3, as you might know Innobase has released 1.0.4. The release includes following new features: MySQL 5.1.37 as a base release speed hack for buf_flush_insert_sorted_into_flush_list controlled by the new variable innodb_fast_recovery Fixed bugs: MySQL Bugs: #45357: […]

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A micro-benchmark of stored routines in MySQL

 | August 16, 2009 |  Posted In: Benchmarks

Ever wondered how fast stored routines are in MySQL? I just ran a quick micro-benchmark to compare the speed of a stored function against a “roughly equivalent” subquery. The idea — and there may be shortcomings that are poisoning the results here, your comments welcome — is to see how fast the SQL procedure code […]

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XtraDB: The Top 10 enhancements

 | August 13, 2009 |  Posted In: Percona Software

Note: This post is part 2 of 4 on building our training workshop. Last week I talked about why you don’t want to shard. This week I’m following up with the top 10 enhancements that XtraDB has over the built-in InnoDB included in MySQL 5.0 and 5.1.  Building this list was not really a scientific […]

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Innodb plugin 1.0.4 released – great job Innobase

 | August 11, 2009 |  Posted In: Insight for DBAs

As you might have seen Innodb Plugin 1.0.4 was released today. I am very excited to see this release which is released exactly 5 months after release of Innodb Plugin 1.0.3 (I honestly expected to see Innodb Plugin 1.0.4 to be released by MySQL Conference and Expo in April). This also is still “early adopter” […]

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