Are those patches already includes in 5.5 community version?

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For pathces like :

*EBay Patches (5.0)* have included:

- variable length memory storage engine
- pool of threads
- Virtual columns

and others like

*Google Patches (5.0 & 5.1)* included improvements in :

- statistics/monitoring
- lock contention
- binlog
- malloc()
- filesorts
- innodb I/O and wait statistics
- SHOW =85STATISTICS statements
- smp scalability
- I/O scalability
- semisync replication
- many more

*Percona Patches (5.0)* focus on

- statistics/monitoring
- performance/scalability
- buffer pool content/mutexes
- microslow patch

Thx

--=20
Regards
Zhu Chao

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Re: Are those patches already includes in 5.5 community version?

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Just looked at version 5.5/5.6 document:
http://dev.mysql.com/doc/refman/5.5/en/memory-storage-engine .html
at least the variable length memory patch is not included, i guess same wit=
h
others;

It is disappointed MySQL is not including those into the 5.5/5.6 version;
BTW: i was reading
http://ronaldbradford.com/blog/beyond-mysql-ga-patches-stora ge-engines-fork=
s-and-pre-releases-fosdem-2010-2010-02-11/previously;

On Tue, Apr 26, 2011 at 12:34 AM, Zhu,Chao wrote:

> For pathces like :
>
> *EBay Patches (5.0)* have included:
>
> - variable length memory storage engine
> - pool of threads
> - Virtual columns
>
> and others like
>
> *Google Patches (5.0 & 5.1)* included improvements in :
>
> - statistics/monitoring
> - lock contention
> - binlog
> - malloc()
> - filesorts
> - innodb I/O and wait statistics
> - SHOW =85STATISTICS statements
> - smp scalability
> - I/O scalability
> - semisync replication
> - many more
>
> *Percona Patches (5.0)* focus on
>
> - statistics/monitoring
> - performance/scalability
> - buffer pool content/mutexes
> - microslow patch
>
> Thx
>
> --
> Regards
> Zhu Chao
>
>
>


--=20
Regards
Zhu Chao

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