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From:Giuseppe Maxia Date:March 16 2008 7:13pm
Subject:Re: [ANN] PBXT storage engine version 1.0-Alpha released
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Hi Paul,
Congratulations on this release!
About alpha status, well done! It shows that you have studied software 

Two questions:
* Do you have a policy for code contribution?
* Is there a publicly available bugs database?



Paul McCullagh wrote:
> Hi All,
> I have just released the first fully durable version of PBXT. Because of 
> the amount of new code I have reverted PBXT to Alpha status. 

> This version, 1.0-alpha, can be downloaded from: 
> PBXT is a highly scalable, transactional storage engine for MySQL. The 
> main features are: multi-version concurrency control (MVCC), ACID 
> compliant, Referential Integrity and BLOB streaming 
> (
> The PBXT project is now owned and funded by PrimeBase Technologies, an 
> open source software development company. The web-site, 
>, is also the new home of PBXT. Here you will 
> find all the information, documentation, downloads, and links relating 
> to PBXT.
> I will also be talking about PBXT and BLOB streaming at the MySQL 
> Conference & Expo 2008 next month. It would be great to see you there: 
> Topics of 
> my sessions include:
>   * Internals: How I made PBXT fully-durable.
>   * PBXT & SSD: Why this is a hot combination!
>   * BLOB streaming: How do you scale it?
> Besides full durability, the latest release includes the following 
> improvements:
>   * Calculation of index statistics as required by the optimizer.
>   * New system variables (see 
>   * Implementation of SELECT FOR UPDATE.
>   * Group commit.
>   * Support for SHOW ENGINE PBXT STATUS.
> Note that this release does not have is an option to relax durability. 
> The transaction log is always flushed on commit. A system variable to 
> control the writing/flushing behavior of PBXT will be added to the next 
> release.
> Don't forget to look me up at the conference!
> Best regards,
> Paul McCullagh

Giuseppe Maxia, Community Team Leader
[ANN] PBXT storage engine version 1.0-Alpha releasedPaul McCullagh14 Mar
  • Re: [ANN] PBXT storage engine version 1.0-Alpha releasedGiuseppe Maxia16 Mar
    • Re: [ANN] PBXT storage engine version 1.0-Alpha releasedPaul McCullagh17 Mar