Re: [gentoo-dev] Draft news item: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine

2013-06-02 Thread viv...@gmail.com
On 06/01/13 02:37, Robin H. Johnson wrote:
 Hi all,

 See attached the draft news item for MySQL/MariaDB dropping PBXT
 support.
from the draft:
All users who have data stored in PBXT-backed tables should convert the
tables to another format before upgrading to MySQL/MariaDB 5.5, as the
tables will otherwise become inaccessible. 

s/before/BEFORE/

it should be very visible.

Also, is it possible to halt the merge into filesystem if some PBXT
tables exists in ${MY_DATADIR}?
Not that I like it but maybe users prefer this to be forced to downgrade
after.


 I would like to drop the blocks into the tree not later than June 3rd.
 I think it should affect very few users, as PBXT was a niche feature.

 This should clear us to get MySQL/MariaDB 5.5 into stable.

nice!



Re: [gentoo-dev] Draft news item: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine

2013-06-02 Thread Robin H. Johnson
On Sun, Jun 02, 2013 at 02:32:53PM +0200, viv...@gmail.com wrote:
 On 06/01/13 02:37, Robin H. Johnson wrote:
  Hi all,
 
  See attached the draft news item for MySQL/MariaDB dropping PBXT
  support.
 from the draft:
 All users who have data stored in PBXT-backed tables should convert the
 tables to another format before upgrading to MySQL/MariaDB 5.5, as the
 tables will otherwise become inaccessible. 
 s/before/BEFORE/
 it should be very visible.
Will do.

 Also, is it possible to halt the merge into filesystem if some PBXT
 tables exists in ${MY_DATADIR}?
 Not that I like it but maybe users prefer this to be forced to downgrade
 after.
I'll meet in the middle, and display a big warning if there are any .xt
files in MY_DATADIR. I will NOT halt the upgrade.

-- 
Robin Hugh Johnson
Gentoo Linux: Developer, Trustee  Infrastructure Lead
E-Mail : robb...@gentoo.org
GnuPG FP   : 11ACBA4F 4778E3F6 E4EDF38E B27B944E 34884E85



Re: [gentoo-dev] Draft news item: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine

2013-06-01 Thread Ulrich Mueller
 On Sat, 1 Jun 2013, Robin H Johnson wrote:

 Title: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine

Too long, maximum 44 characters according to GLEP 42. The above will even
be truncated by eselect news.

Ulrich



Re: [gentoo-dev] Draft news item: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine

2013-06-01 Thread Alex Xu
On 01/06/13 06:36 AM, Ulrich Mueller wrote:
 On Sat, 1 Jun 2013, Robin H Johnson wrote:
 
 Title: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine
 
 Too long, maximum 44 characters according to GLEP 42. The above will even
 be truncated by eselect news.
 
 Ulrich
 
echo -n MySQL/MariaDB dropping PrimeBase (PBXT) | wc -c
39



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Re: [gentoo-dev] Draft news item: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine

2013-06-01 Thread Robin H. Johnson
On Sat, Jun 01, 2013 at 12:36:50PM +0200, Ulrich Mueller wrote:
  On Sat, 1 Jun 2013, Robin H Johnson wrote:
  Title: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine
Updated title:
PBXT now unsupported in MySQL/MariaDB
37 characters.

-- 
Robin Hugh Johnson
Gentoo Linux: Developer, Trustee  Infrastructure Lead
E-Mail : robb...@gentoo.org
GnuPG FP   : 11ACBA4F 4778E3F6 E4EDF38E B27B944E 34884E85



[gentoo-dev] Draft news item: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine

2013-05-31 Thread Robin H. Johnson
Hi all,

See attached the draft news item for MySQL/MariaDB dropping PBXT
support.

I would like to drop the blocks into the tree not later than June 3rd.
I think it should affect very few users, as PBXT was a niche feature.

This should clear us to get MySQL/MariaDB 5.5 into stable.

-- 
Robin Hugh Johnson
Gentoo Linux: Developer, Trustee  Infrastructure Lead
E-Mail : robb...@gentoo.org
GnuPG FP   : 11ACBA4F 4778E3F6 E4EDF38E B27B944E 34884E85
Title: MySQL/MariaDB packages dropping support for PrimeBase (PBXT) engine
Author: Robin H. Johnson robb...@gentoo.org
Content-Type: text/plain
Posted: 2013-06-01
Revision: 1
News-Item-Format: 1.0
Display-If-Installed: dev-db/mysql[pbxt,-minimal]
Display-If-Installed: dev-db/mysql-cluster[pbxt,-minimal]
Display-If-Installed: dev-db/mariadb[pbxt,-minimal]
Display-If-Installed: dev-db/mariadb-galera[pbxt,-minimal]
Display-If-Installed: dev-db/percona-server[pbxt,-minimal]
Display-If-Installed: dev-db/google-mysql[pbxt,-minimal]

The PBXT/PrimeBase engine is unsupported upstream in MySQL  MariaDB for some
time now [1]. It is no longer built in the upstream MariaDB 5.5 binaries[2][3]
and if it is enabled in a source build, it fails many tests [4].

In light of this, the MySQL team has decided to mask it in
profiles/base/package.use.mask for all relevant packages.
=dev-db/mysql-5.5 pbxt
=dev-db/mysql-cluster-5.5 pbxt # overlay
=dev-db/mariadb-5.5 pbxt
=dev-db/mariadb-galera-5.5 pbxt # overlay
=dev-db/percona-server-5.5 pbxt # overlay
=dev-db/google-mysql-5.5 pbxt # overlay

All users who have data stored in PBXT-backed tables should convert the tables
to another format before upgrading to MySQL/MariaDB 5.5, as the tables will
otherwise become inaccessible.

We will continue to allow it to be built in the 5.0/5.1 series, to make the
above data migration easy, but we strongly encourage all users to move their
data out of the PBXT engine.

1. https://lists.launchpad.net/pbxt-discuss/msg00134.html
2. 
http://www.bytebot.net/blog/archives/2012/05/25/mariadb-5-5-has-deprecated-pbxt
3. https://kb.askmonty.org/en/about-pbxt/
4. https://bugs.gentoo.org/show_bug.cgi?id=471616#c1


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