[Mondrian] Mondrian 4, Pentaho 6 CE, Saiko

Tom Barber tom at analytical-labs.com
Wed Apr 6 08:03:39 EDT 2016


Look at this hornets nest your stirred up Conrad! ;)

Anyway back to the topic in hand, I played around this morning, it needs a
biit more work to tidy it up, but

https://ibin.co/2cox8ELbkPLy.png



There's Saiku 3 running Mondrian 4 in Pentaho 6.​

Tom

--------------

Director Meteorite.bi - Saiku Analytics Founder
Tel: +44(0)5603641316

(Thanks to the Saiku community we reached our Kickstart
<http://kickstarter.com/projects/2117053714/saiku-reporting-interactive-report-designer/>
goal, but you can always help by sponsoring the project
<http://www.meteorite.bi/products/saiku/sponsorship>)

On 6 April 2016 at 11:46, Julian Hyde <julianhyde at gmail.com> wrote:

> Pentaho is doing a fine job of maintaining Mondrian 3, but the changes are
> just refinements and bug fixes, nothing radical.
>
> There are quite a few companies investing in OLAP on Hadoop and I think
> they would be interested in developing Mondrian if it had an Apache
> license, a more open governance model, and the opportunity for more radical
> change.
>
> On the subject of governance. Over the last couple of weeks I've been
> trying to get olap4j functioning as a community again. This means going
> through the backlog of pull requests and committing the ones that are
> ready. It means making releases, including source code and javadoc, of
> olap4j and olap4j-xmlaserver, on Maven Central. Because that's what people
> expect these days.
>
> And it's working. There's been a surge in interest on the olap4j-devel
> mailing list, and in github, and pull requests are coming in with
> improvements people have been making to the XMLA server.
>
> I next plan to get an olap4j 2.0 release out, so that people can access
> the entities and attributes added to recent versions of XML/A. That
> includes Mondrian features such as measure groups and attribute hierarchies.
>
> I'll be asking to make a release of Mondrian 4 -- off of a side branch,
> with a version number like 4.6.0-olap4j2 -- so that olap4j has a reference
> implementation to work against.
>
> Julian
>
>
>
> On Wed, Apr 6, 2016 at 3:26 AM, Dan <dan at dankeeley.co.uk> wrote:
>
>> It's not the license it's the ownership. Why would your competitors
>> contribute  to your product?
>>
>> Put it in Asf, maintain your own quirks if you must (and proprietary
>> interfaces fine! ) and everyone contributes to a common goal.
>>
>> There's no doubt you would get more comitters in Asf. Maybe even jasper
>> /tibco ☺
>>
>> Sent from my phone
>> On 6 Apr 2016 10:47, "Pedro Alves" <pmgalves at gmail.com> wrote:
>>
>>>
>>> I think the problem is that there's tons of stuff shared between m3 and
>>> m4, but I'm not a legal guy. I'll ask...
>>>
>>> However, I kinda don't understand what stops that work to happen over
>>> the existing EPL license....  But like I said, my knowledge around legal
>>> stuff is pretty much inexistent... :(
>>>
>>>
>>> On Apr 6, 2016 10:43 AM, "Dan" <dan at dankeeley.co.uk> wrote:
>>>
>>>> Pedro that's a great point.
>>>>
>>>> What if others would help with m4?
>>>>
>>>> Why not put m4 (not 3) into Asf? (Apache software foundation)  You'd
>>>> get loads more support and help.
>>>>
>>>> Plus the cynic would say you'd get great pr.
>>>>
>>>> Well?
>>>>
>>>> Sent from my phone
>>>> On 6 Apr 2016 10:33, "Pedro Alves" <pmgalves at gmail.com> wrote:
>>>>
>>>>>
>>>>> Guys, simply put, pentaho uses and will continue to use Mondrian 3.
>>>>>
>>>>> For the needs of our users (customers and community) m4,
>>>>> unfortunately, isn't ready yet and to get there there's a heavy investment
>>>>> involved that we're not sure if makes sense for us to do alone. To be
>>>>> clear, by "it's not ready", I'm talking about functionality parity to what
>>>>> can be done today with m3. While it's clear to be that, architecturally
>>>>> speaking, m4 may be superior, in the field that's not reason alone to make
>>>>> such an important decision.
>>>>>
>>>>> My recommendation is, within pentaho, use Mondrian 3. It's what we
>>>>> maintain, fix and improve
>>>>>
>>>>> -pedro
>>>>>
>>>>>
>>>>> On Apr 6, 2016 10:23 AM, "Tom Barber" <tom at analytical-labs.com> wrote:
>>>>>
>>>>>> Bleh, I might have been lying that might be EE only. 10 mins, I'll
>>>>>> see what I can dig up.
>>>>>>
>>>>>> --------------
>>>>>>
>>>>>> Director Meteorite.bi - Saiku Analytics Founder
>>>>>> Tel: +44(0)5603641316
>>>>>>
>>>>>> (Thanks to the Saiku community we reached our Kickstart
>>>>>> <http://kickstarter.com/projects/2117053714/saiku-reporting-interactive-report-designer/>
>>>>>> goal, but you can always help by sponsoring the project
>>>>>> <http://www.meteorite.bi/products/saiku/sponsorship>)
>>>>>>
>>>>>> On 6 April 2016 at 10:22, Tom Barber <tom at analytical-labs.com> wrote:
>>>>>>
>>>>>>> FWIW the stuff in the blog post doesn't work for Saiku in 5.x either
>>>>>>> :)
>>>>>>>
>>>>>>> Basically the later versions of 5.x and 6 ship Mondrian 4 for the
>>>>>>> Mongo stuff, you can't drop the libs in, the question is though, can we
>>>>>>> expose that engine to Saiku as a BI Server plugin. I added some
>>>>>>> connectivity stuff to tell Saiku to use mondrian 4 with certain data
>>>>>>> sources in the BI server, but I don't think the OSGI based Mondrian 4
>>>>>>> engine is available.
>>>>>>>
>>>>>>> Tom
>>>>>>>
>>>>>>> --------------
>>>>>>>
>>>>>>> Director Meteorite.bi - Saiku Analytics Founder
>>>>>>> Tel: +44(0)5603641316
>>>>>>>
>>>>>>> (Thanks to the Saiku community we reached our Kickstart
>>>>>>> <http://kickstarter.com/projects/2117053714/saiku-reporting-interactive-report-designer/>
>>>>>>> goal, but you can always help by sponsoring the project
>>>>>>> <http://www.meteorite.bi/products/saiku/sponsorship>)
>>>>>>>
>>>>>>> On 6 April 2016 at 10:18, Conrad Crampton <
>>>>>>> conrad.crampton at secdata.com> wrote:
>>>>>>>
>>>>>>>> Thanks for comments so far (and the offer Tom).
>>>>>>>> So, as it stands currently my choices appear to use BI Server 6 CE
>>>>>>>> with Mondrian 3.11 (with Saiku too) or move down to 5.x with 4 (following
>>>>>>>> the blog post mentioned previously).
>>>>>>>>
>>>>>>>> I’m interested in the comment ". Pentaho 6 ships Mondrian 4 in the
>>>>>>>> OSGI land” - does this mean that I can simply drop in the Mondrian 4 libs
>>>>>>>> into BI Server lib directory?
>>>>>>>>
>>>>>>>> Thanks
>>>>>>>> Conrad
>>>>>>>>
>>>>>>>> From: <mondrian-bounces at pentaho.org> on behalf of Tom Barber <
>>>>>>>> tom at analytical-labs.com>
>>>>>>>> Reply-To: Mondrian developer mailing list <mondrian at pentaho.org>
>>>>>>>> Date: Wednesday, 6 April 2016 at 08:29
>>>>>>>> To: Mondrian developer mailing list <mondrian at pentaho.org>
>>>>>>>> Subject: Re: [Mondrian] Mondrian 4, Pentaho 6 CE, Saiko
>>>>>>>>
>>>>>>>> For Pentaho 5.x I did the CM4 plugin which sorta worked for a
>>>>>>>> while. Pentaho 6 ships Mondrian 4 in the OSGI land, if someone has the
>>>>>>>> time, or wants to sponsor an investigation into exposing that library to
>>>>>>>> Saiku, we'll be able to hook up to it with little difficulty, just depends
>>>>>>>> how easy it is to access.
>>>>>>>>
>>>>>>>> Tom
>>>>>>>>
>>>>>>>> --------------
>>>>>>>>
>>>>>>>> Director Meteorite.bi - Saiku Analytics Founder
>>>>>>>> Tel: +44(0)5603641316
>>>>>>>>
>>>>>>>> (Thanks to the Saiku community we reached our Kickstart
>>>>>>>> <http://kickstarter.com/projects/2117053714/saiku-reporting-interactive-report-designer/>
>>>>>>>> goal, but you can always help by sponsoring the project
>>>>>>>> <http://www.meteorite.bi/products/saiku/sponsorship>)
>>>>>>>>
>>>>>>>> On 6 April 2016 at 08:27, Dan Keeley <dan at dankeeley.co.uk> wrote:
>>>>>>>>
>>>>>>>>> This is a good question, unfortunately there's no easy answer. I
>>>>>>>>> suggest posting it on the Pentaho community mailing list though, you may
>>>>>>>>> get more traction.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Essentially Pentaho just haven't got the guts (or confidence in
>>>>>>>>> their test team) to move to Mondrian 4 - everything they've done recently
>>>>>>>>> shows no commitment to it.  Even to the point where new features are still
>>>>>>>>> going into Mondrian3.  I spoke to the head of dev about it a few years ago
>>>>>>>>> and he just said why do you want mondrian 4? he couldnt see why I was
>>>>>>>>> asking.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> But more often than not they do surprise us.  So I could be wrong
>>>>>>>>> :)
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Tue, 5 Apr 2016 16:30:50 +0000, Conrad Crampton <
>>>>>>>>> conrad.crampton at SecData.com> wrote:
>>>>>>>>>
>>>>>>>>> Hi,
>>>>>>>>> I’ve read the blog post [1] by Will Gorman which discusses
>>>>>>>>> Mondrian 4 installation into Pentaho 5.1, but this is from June 2014. I am
>>>>>>>>> looking for something a bit more recent that points in the direction of
>>>>>>>>> using the latest Pentaho 6 CE with Mondrian 4 (and preferably with Saiku).
>>>>>>>>> I have the Mondrian in Action book which is based on Mondrian 4 so
>>>>>>>>> coming to this a new it makes sense (to me) to start on v4, but I am a
>>>>>>>>> little frustrated by Pentaho CE only having Mondrian v3.11 with it. I
>>>>>>>>> haven’t tried it (so that may just be the answer) but will the instructions
>>>>>>>>> in [1] get me to where I want to be with Mondrian 4 and BI Server 6 CE (and
>>>>>>>>> will Mondrian be able to be work with all the other data sources)?
>>>>>>>>> Sorry for all the questions, just trying to get started from a new
>>>>>>>>> installation with little knowledge.
>>>>>>>>> Thanks
>>>>>>>>> Conrad
>>>>>>>>> [1] http://www.willgorman.com/?p=58
>>>>>>>>>
>>>>>>>>>
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