[ANN] V4RB mac 2.4 b15 uploaded.

[Dave Addey]

Hi Ruslan,

The Betas page still lists 2.4b14:

http://www.paradigmasoft.com/en/products/download/beta/V4RB

Dave.

> From: Ruslan Zasukhin <sunshine at public.kherson.ua>
> Reply-To: Valentina Beta <valentina-beta at lists.macserve.net>
> Date: Mon, 10 Jul 2006 19:39:21 +0300
> To: "valentina-beta at lists.macserve.net" <valentina-beta at lists.macserve.net>
> Conversation: [ANN] V4RB mac 2.4 b15 uploaded.
> Subject: [ANN] V4RB mac 2.4 b15 uploaded.
> 
> Hi Guys,
> 
> After few weeks of pause we introduce new set of 2.4 betas and we start
> prepare to 2.4 release.
> 
> * in b15 a lots of INTNERNAL work done...
>     as you remember we have made big refactoring to isolate ICU
>     and prepare engine to next step -- use of ICU from MAC OS X.
>     We still use own ICU because we all agree that it is still early
>     to drop support of 10.3
> 
> 
> * Next big work was done in examples.
> 
>     we have during last 10-15 days in 3 developers hands test all and each
>     example in all and each ADK (almost already) that each example
>     work in LOCAL and CLIENT version in the same way with new
>     Valentina Server 2.4
> 
>     I will try upload Vserver MAC today later.
> 
> 
> * We have re-design classes a little to work with Vserver.
> 
>     - We have split Vserver class on 2 parts:
>             Vserver -- for admin tools
>             Vconnection - to establish connection.
> 
>     - removed 2 Vdatabase constructors:
>             Vdatabase( host, user, password )
>             Vdatbase( Vserver )
> 
>     - instead exists only one constructor:
>             Vdataabase( Vconnection )
> 
>     - in Vserver class also constructor now take Vconnection
>             as parameter.
> 
>     Overall structure become simpler.
>     You can check examples to see how it looks now
> 
> --------------------------------------------------------
> * NEW * Improved a lots EXPLAIN feature. Now it works with joins and give
> quite good explanations.
> 
> * NEW * now Valentina is able optimize JOIN execution much better to more
> often use existed indexes. Russ, Kem, this is according your reports.
> 
> * FIXED * bug in fast-join algorithm introduced in v2.3
>     bug was when empty intersection of joined tables..
> 
> * FIXED * very nasty bug, thanks to Dave Addey bug report.
>     Bug did happens if we DELETE something and this happens in such way
>     that one segment of db file must become free, and right after this
>     go next grow of file..Well, it is hard explain all conditions when this
>     bug did happens :-)
> 
>     I think this could affect people who do many Delete of records in table,
>     than back inserts, then again deletes...
> 
> 
> -- 
> Best regards,
> 
> Ruslan Zasukhin
> VP Engineering and New Technology
> Paradigma Software, Inc
> 
> Valentina - Joining Worlds of Information
> http://www.paradigmasoft.com
> 
> [I feel the need: the need for speed]
> 
> 
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