maria-developers team mailing list archive
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Message #06562
Re: Force PK option and global lock for DDLs
Ok as Kolbe forced me to:
MDEV-5335, MDEV-5336
erkan:)
On Tue, Nov 26, 2013 at 12:27:57AM +0100, erkan yanar wrote:
>
> Ahoi,
> I would like to propagate two ideas (did it on #irc some times but still some
> love is missing)
>
> 1. Force PK option.
> I would like to have an option to force PK for (innodb) tables.
> Forcing is quite easy (a poc from 2011):
> http://linsenraum.de/erkules/2011/03/this-table-type-requires-a-primary-key.html
> Why?
> RBR and so Galera would benefit from such an option.
>
> 2. Global DDL Lock
> Without Global DDL Lock i.e. ALTER TABLE, DROP TABLE etc. brings you in trouble
> while doing a --single-transaction dump.
> You can use flush tables with read lock, but then you need not to do a
> single-transaction dump anyway.
> Even xtrabackup got troubles:
> https://bugs.launchpad.net/percona-xtrabackup/+bug/722638
> I got to confess I think ignoring tablespace ids is the right soltution.
>
>
> Even I think this are simple options. I believe they would be quite welcome to a
> lot of dba's out there.
>
> Regards
> Erkan
>
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> --
> über den grenzen muß die freiheit wohl wolkenlos sein
>
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--
über den grenzen muß die freiheit wohl wolkenlos sein
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