diff options
Diffstat (limited to 'zarb-ml/mageia-dev/2011-December/010072.html')
| -rw-r--r-- | zarb-ml/mageia-dev/2011-December/010072.html | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/zarb-ml/mageia-dev/2011-December/010072.html b/zarb-ml/mageia-dev/2011-December/010072.html new file mode 100644 index 000000000..f4a9412da --- /dev/null +++ b/zarb-ml/mageia-dev/2011-December/010072.html @@ -0,0 +1,157 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [Mageia-dev] Replacing mysql with mariadb + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20Replacing%20mysql%20with%20mariadb&In-Reply-To=%3C4ED7DFC9.3000509%40colin.guthr.ie%3E"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="010069.html"> + <LINK REL="Next" HREF="010073.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[Mageia-dev] Replacing mysql with mariadb</H1> + <B>Colin Guthrie</B> + <A HREF="mailto:mageia-dev%40mageia.org?Subject=Re%3A%20%5BMageia-dev%5D%20Replacing%20mysql%20with%20mariadb&In-Reply-To=%3C4ED7DFC9.3000509%40colin.guthr.ie%3E" + TITLE="[Mageia-dev] Replacing mysql with mariadb">mageia at colin.guthr.ie + </A><BR> + <I>Thu Dec 1 21:12:57 CET 2011</I> + <P><UL> + <LI>Previous message: <A HREF="010069.html">[Mageia-dev] Replacing mysql with mariadb +</A></li> + <LI>Next message: <A HREF="010073.html">[Mageia-dev] Replacing mysql with mariadb +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#10072">[ date ]</a> + <a href="thread.html#10072">[ thread ]</a> + <a href="subject.html#10072">[ subject ]</a> + <a href="author.html#10072">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>'Twas brillig, and Maarten Vanraes at 01/12/11 19:53 did gyre and gimble: +><i> Op donderdag 01 december 2011 10:32:14 schreef Colin Guthrie: +</I>>><i> 'Twas brillig, and Maarten Vanraes at 01/12/11 08:05 did gyre and gimble: +</I>>>><i> The way I see it, there are 2 possibilities: +</I>>>><i> A. I remove the mysql-client, libmysqlclient, mysql-common and assorted +</I>>>><i> packages from mysql, and provide them with mariadb, since libmysqlclient +</I>>>><i> is drop-in replacable (same library ABI and such), there is not 100% +</I>>>><i> requirement of rebuilding all libmysqlclient dependant programs. +</I>>><i> +</I>>><i> I think that rather than just provide them, it would make sense to use +</I>>><i> the update-alternatives system. +</I>>><i> +</I>>><i> It's going to be quite hard to rip out one package and drop in the other +</I>>><i> without some problems so it would be nice if we could install both at +</I>>><i> the same time and switch between them with a simple update-alternatives +</I>>><i> plan. This would perhaps facilitate easier testing too (i.e. easy to +</I>>><i> compare one to the other and switch about etc.) +</I>>><i> +</I>>><i> In the initial stages you can make MariaDB have a higher priority in the +</I>>><i> update-alternatives setup to encourage more usage/testing coverage. +</I>>><i> +</I>>><i> While I appreciate it's extra effort for you and QA, I think this is the +</I>>><i> best route forward for mga2 at least. +</I>>><i> +</I>>><i> Col +</I>><i> +</I>><i> i don't think the update-alternative is usable for the client parts at least +</I>><i> +</I>><i> you will need to build programs with mariadb mysqlclient.so, so that doesn't +</I>><i> work as alternatives, so that means the whole common and mariadb client is +</I>><i> required too +</I> +Hmm, I'm not sure I understand why it doesn't work? Why can't +mysqlclient.so itself be a symlink via alternatives? Does the linker +bork perhaps? + +If both packages provide the same virtual provides ("mysql-devel") then +it should be pretty simple to make the one provided by mariadb to be the +preferred one (not 100% sure how that works, but I think it's possible). + +><i> so the only thing that can be alternativified would be the server, which is not +</I>><i> really necessary to be alternivified anyway, since you can just install mariadb +</I>><i> for that and remove mysql. +</I>><i> +</I>><i> you have to remember how mariadb works, it's like us, they take mysql from +</I>><i> upstream, and put patches on it. +</I>><i> +</I>><i> the client doesn't have any major feature changes, it just has some +</I>><i> improvements for if you'd use mariadb and some bugfixes. ( mariadb server with +</I>><i> mysql client, works also perfectly, allthough NOT on the same server, due to +</I>><i> my.cnf ) +</I>><i> +</I>><i> but however you look at it, client and common part of mysql will need to be +</I>><i> obsoleted. +</I> +Thinking about all the issues, it will be pretty complicated to fully +alternativify it (all the conf files etc. would be a bit of a pain) + +Not sure how to handle it, but I don't think obsoleting the existing +mysql packages is a great idea... I guess just another round of testing +after it hits the main repo might be enough? Can you just make the +package provide the same things as the mysql ones but with a higher +release number? That's how the systemd-sysvinit package was forced on +people over sysvinit... perhaps the same approach here would force some +testing and to revert all we need to do is bump the mysql rel up two +notches and it'll become the default again? + +Col + + +-- + +Colin Guthrie +colin(at)mageia.org +<A HREF="http://colin.guthr.ie/">http://colin.guthr.ie/</A> + +Day Job: + Tribalogic Limited <A HREF="http://www.tribalogic.net/">http://www.tribalogic.net/</A> +Open Source: + Mageia Contributor <A HREF="http://www.mageia.org/">http://www.mageia.org/</A> + PulseAudio Hacker <A HREF="http://www.pulseaudio.org/">http://www.pulseaudio.org/</A> + Trac Hacker <A HREF="http://trac.edgewall.org/">http://trac.edgewall.org/</A> +</PRE> + + + + + + + + + + + + + + + + + + + + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="010069.html">[Mageia-dev] Replacing mysql with mariadb +</A></li> + <LI>Next message: <A HREF="010073.html">[Mageia-dev] Replacing mysql with mariadb +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#10072">[ date ]</a> + <a href="thread.html#10072">[ thread ]</a> + <a href="subject.html#10072">[ subject ]</a> + <a href="author.html#10072">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="https://www.mageia.org/mailman/listinfo/mageia-dev">More information about the Mageia-dev +mailing list</a><br> +</body></html> |