MongoDB 1.2.0 Releasd

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Eliot Horowitz

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Dec 10, 2009, 11:57:24 AM12/10/09
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The MongoDB team is very happy to announce the release of MongoDB
version 1.2.0.

The 1.2.x series is the stable branch. It will have bug fixes
back-ported and no api incompatible changes made.

This release has 3 months of important enhancements and bug fixes, and
it is recommended that anyone running in production use this version.
1.2.0 only has 2 small bug fixes from 1.1.4.

Some changes from 1.0:
- More than 10 indexes
- Much faster index creation
- Map/Reduce
- Stored JavaScript functions
- Configurable fsync time

As always, let us know if there any problems.

Downloads: http://www.mongodb.org/display/DOCS/Downloads
Full Change Log:
http://jira.mongodb.org/secure/IssueNavigator.jspa?requestId=10060&sorter/field=issuetype&sorter/order=DESC
Release/Update Notes: http://www.mongodb.org/display/DOCS/1.2.0+Release+Notes

Thanks,
-Eliot

tung vu duc

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Dec 10, 2009, 12:04:46 PM12/10/09
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ohh very cool!

What does it actualy mean "More than 10 indexes"?

More than 10 indexes per Collection or per Database instance ?


From: Eliot Horowitz <elioth...@gmail.com>
To: mongod...@googlegroups.com; mongodb-...@googlegroups.com
Sent: Thu, December 10, 2009 5:57:24 PM
Subject: MongoDB 1.2.0 Releasd
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Eliot Horowitz

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Dec 10, 2009, 12:05:33 PM12/10/09
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More than 10 per collection.
> mongodb-user...@googlegroups.com.
> For more options, visit this group at
> http://groups.google.com/group/mongodb-user?hl=en.
>
>
>
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Michael Dirolf

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Dec 10, 2009, 12:05:40 PM12/10/09
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per collection - in 1.0 the limit was 10. has been bumped up to 40 IIRC

On Thu, Dec 10, 2009 at 12:04 PM, tung vu duc <tun...@yahoo.com> wrote:
To unsubscribe from this group, send email to mongodb-user...@googlegroups.com.

Lincoln

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Dec 10, 2009, 12:06:48 PM12/10/09
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Nice!  I'm running 1.1.4 (just upgraded yesterday, actually).  Do the replication changes apply to me?  Do I need to bring down both left and right servers in my replica-pair, upgrade the slave first, then the master?

Emily

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Dec 10, 2009, 12:12:22 PM12/10/09
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The upgrade/release notes are unclear : will I need to stop the
database and run with --upgrade if upgrading from 1.1.4 to 1.2.0 ?

On Dec 10, 11:57 am, Eliot Horowitz <eliothorow...@gmail.com> wrote:
> The MongoDB team is very happy to announce the release of MongoDB
> version 1.2.0.
>
> The 1.2.x series is the stable branch.  It will have bug fixes
> back-ported and no api incompatible changes made.
>
> This release has 3 months of important enhancements and bug fixes, and
> it is recommended that anyone running in production use this version.
> 1.2.0 only has 2 small bug fixes from 1.1.4.
>
> Some changes from 1.0:
>  - More than 10 indexes
>  - Much faster index creation
>  - Map/Reduce
>  - Stored JavaScript functions
>  - Configurable fsync time
>
> As always, let us know if there any problems.
>
> Downloads:http://www.mongodb.org/display/DOCS/Downloads
> Full Change Log:http://jira.mongodb.org/secure/IssueNavigator.jspa?requestId=10060&so...

Michael Dirolf

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Dec 10, 2009, 12:13:31 PM12/10/09
to mongod...@googlegroups.com
No - only from 1.0.x to [1.1.x or 1.2.x]. I'll try to make them more clear, thanks.

Michael Dirolf

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Dec 10, 2009, 12:20:14 PM12/10/09
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just updated the release notes. is that a little more clear?

Emily

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Dec 10, 2009, 12:36:31 PM12/10/09
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Unambiguous now. Thanks for the clarification!

On Dec 10, 12:20 pm, Michael Dirolf <m...@10gen.com> wrote:
> just updated the release notes. is that a little more clear?
>
>
>
> On Thu, Dec 10, 2009 at 12:13 PM, Michael Dirolf <m...@10gen.com> wrote:
> > No - only from 1.0.x to [1.1.x or 1.2.x]. I'll try to make them more clear,
> > thanks.
>
> >> mongodb-user...@googlegroups.com<mongodb-user%2Bunsubscribe@google groups.com>
> >> .

Sam

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Dec 10, 2009, 3:01:34 PM12/10/09
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"Configurable fsync time" - how would one go about configuring this?
I can't seem to find documentation anywhere about it... thanks!

Sam

On Dec 10, 8:57 am, Eliot Horowitz <eliothorow...@gmail.com> wrote:
> The MongoDB team is very happy to announce the release of MongoDB
> version 1.2.0.
>
> The 1.2.x series is the stable branch.  It will have bug fixes
> back-ported and no api incompatible changes made.
>
> This release has 3 months of important enhancements and bug fixes, and
> it is recommended that anyone running in production use this version.
> 1.2.0 only has 2 small bug fixes from 1.1.4.
>
> Some changes from 1.0:
>  - More than 10 indexes
>  - Much faster index creation
>  - Map/Reduce
>  - Stored JavaScript functions
>  - Configurable fsync time
>
> As always, let us know if there any problems.
>
> Downloads:http://www.mongodb.org/display/DOCS/Downloads
> Full Change Log:http://jira.mongodb.org/secure/IssueNavigator.jspa?requestId=10060&so...

Michael Dirolf

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Dec 10, 2009, 3:03:17 PM12/10/09
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--syncdelay - see mongod --help

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Eliot Horowitz

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Dec 10, 2009, 3:03:39 PM12/10/09
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from ./mongod --help
--syncdelay arg (=60) seconds between disk syncs (0 for never)


On Thu, Dec 10, 2009 at 3:01 PM, Sam <lovab...@gmail.com> wrote:

Jason S

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Dec 10, 2009, 5:44:29 PM12/10/09
to mongodb-user
On Dec 10, 11:57 am, Eliot Horowitz <eliothorow...@gmail.com> wrote:
> The MongoDB team is very happy to announce the release of MongoDB
> version 1.2.0.

hurray! thanks much!

Sunny Hirai

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Dec 11, 2009, 2:24:45 AM12/11/09
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Just wanted to say congratulations guys!

Maciej Dziardziel

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Dec 11, 2009, 9:41:51 AM12/11/09
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On Dec 10, 5:57 pm, Eliot Horowitz <eliothorow...@gmail.com> wrote:
>  - Configurable fsync time

Does it mean that when i set some time here mongo will under no
circumstance sync more often?

Eliot Horowitz

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Dec 11, 2009, 9:48:32 AM12/11/09
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Mongo won't itself do a sync, but the OS may decide to sync some data
on its own.

Prajwal Tuladhar

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Dec 11, 2009, 10:07:53 AM12/11/09
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How can one store JavaScript functions?

I didn't found any documentation regarding that.

Re-using JS would so helpful especially for MapReduce tasks.

Kyle Banker

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Dec 11, 2009, 10:10:03 AM12/11/09
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jcw...@gmail.com

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Dec 11, 2009, 12:02:52 PM12/11/09
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The wiki entries on auto-sharding and replica pairs (support for >2) and the release notes have all left me confused as to when these features are in the stable release. If I recall correctly they were in 1.1: does this mean they are in 1.2 then? A more clear release features wiki entry outlining this would be very helpful!

PS: Congratulations on 1.2! Delayed fsync is *exactly* what we've been looking for!

-John

Eliot Horowitz

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Dec 11, 2009, 12:05:27 PM12/11/09
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The best source for information about scheduling is jira.
it is always up to date and as accurate as it can be.

So for example, this is the replica pair case:
http://jira.mongodb.org/browse/SERVER-30
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