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    It this thing still on? Bueller, Bueller

    My last post, was early 2013. That’s more than FIVE years ago. What, you may ask, has been keeping me away from technical musings here? Two things.


    I haven’t felt like it. I started...
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    My blog is back online, including the images. It...

    My blog is back online, including the images. It was hacked, and I have a new baby at home (YAAY) and invest ZERO time these days with anything Pentaho.

    Hopefully you can still see images and...
  3. At first, it’s A then B testing not A/B testing

    Had a great conversation today with Aydin Ghajar; I really respect who knows his stuff when it comes to building viral loops for consumer services. The issue of rates/conversions yield big...
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    Lean Startup Method improves my showers!

    I’ve been doing a little bit of reading, and opted for a quick weekend in LA to give myself a crash course in the Lean Startup method. Why? I wanted to develop some of my own abilities and...
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    DynamoBI is dead, long live LucidDB!

    To our Partners, Employees, Customers, Friends, and Community:
    It is my unfortunate duty to inform all of you that DynamoBI is ceasing commercial operations October 31, 2012; we are immensely...
  6. LucidDB has left Eigenbase moved to Apache License

    This has been a long time in the making, but the LucidDB project is leaving the Eigenbase foundation to continue our development outside that organizations IP sharing, framework, and governance.
    ...
  7. NoSQL Now 2011: Review of AdHoc Analytic Architectures

    For those that weren’t able to attend the fantastic NoSQL Now Conference in San Jose last week, but are still interested in the slides about how people are doing Ad Hoc analytics on top of NoSQL data...
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    Splunk is NoSQL-eee and queryable via SQL

    Last week at the Splunk user conference in San Francisco, Paul Sanford from the Splunk SDK team demoed a solution we helped assemble showing easy SQL access to data in Splunk. It was very well...
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    PDI Loading into LucidDB

    By far, the most popular way for PDI users to load data into LucidDB is to use the PDI Streaming Loader. The streaming loader is a native PDI step that:


    Enables high performance loading,...
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    Pushdown Query access to Hive/Hadoop data

    Just in time for the Hadoop Summit, we’ve updated some pieces of LucidDB to be able to do “more” with the Hive driver. We’ve had the ability to connect and query data inside of Hive for about a year...
  11. SQL access to CouchDB views : Easy Reporting

    Following up on my previous blog about enabling SQL Access to CouchDB Views I thought I’d share what I think the single, biggest advantage is: The ability to connect, run of the mill, commodity BI...
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    0.9.4 did not hit the 1 year mark!

    Our last LucidDB release was now, just more than 12 months ago on June 16, 2010. We were really really trying to beat the 1 year mark for our 0.9.4 release but we just couldn’t. A tenet of good, open...
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    SQL access to CouchDB views

    Following up on my first post on an alternative, more SQL-eee metadata driven approach to doing BI on Big Data, I’d like to share an example on how we can enable easy reporting on top of BIg Data...
  14. A different vision for the value of Big Data

    There’s a ton of swirling about Hadoop, Big Data, and NoSQL. In short, these systems have relaxed the relational model into schema(less/minimal) to do a few things:


    Achieve massive...
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    Why OLAP4J 1.0 matters

    Julian Hyde and his cohorts on the Mondrian project have been busy at work for nearly 5 years (spec 0.5 done in 2006!) working on the difficult, but worthwhile effort of standardizing client side...
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    Column Store 101

    I’m often asked, as an initial question of why LucidDB can perform so much better than traditional row store databases like Oracle, SQLServer, DB2, MySQL is HOW?

    There’s a bunch of reasons and we...
  17. Few comments. First, Mondrian does not...

    Few comments.

    First, Mondrian does not communicate to with database via XMLA. Mondrian communicates with the database via JDBC.
    Second, XMLA is just one of the communication options for the...
  18. Issue resolved with upcoming LucidDB release

    The issue was certainly a goof on the LucidDB driver. We misspelled this column name according to the JDBC specification. PSW is asking the issuing the correct query.

    We've resolved this issue...
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    It's been a grand three years!

    It's been a great time here... lots of great content... Also, it's worth pointing out that these forums, while sometimes rough around the edges, are a great example of "the kindness of strangers." ...
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    LucidDB has a new Logo/Mascot

    http://www.nicholasgoodman.com/bt/blog/wp-content/uploads/2010/09/5383087-smallcrop.gifAt yesterdays Eigenbase Developer Meetup at SQLstream’s offices in San Francisco we arrived at a new logo for...
  21. SaaS or On Site? Who cares with Pentaho On Demand

    Pentaho launched their On Demand initiative today: Press Release.

    While the launch is new, I know that Pentaho has already onboarded some customers in a quiet soft launch and the response has been...
  22. schema issue, probably

    Thanks for the kind words on LucidDB.

    My best guess is that this probably a schema/catalog JDBC driver issue with PSW and AD. I think that PSW has an optional set of SCHEMAs in the JDBC...
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    Encrypt PDI passwords

    PDI has a basic obfuscation method for making it difficult for casual people to lift passwords for DB connections. I have customers that maintain different versions of a “shared.xml” file that...
  24. Asking this question means you don’t get BI market

    In almost every technology company, if you’re explaining your business model savvy technology executives ask the question:


    Who are you selling this too? What’s his/her title, where does he...
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    DynamoDB: Time Dimension table with MERGE

    So, even with my disclaimer note on the last blog, the DynamoDB developers slapped me around a bit for suggesting using a view for a Time Dimension. The Time Dimension is the most important...
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    DynamoDB: Built in Time Dimension support!

    DynamoDB (aka LucidDB) is not just another column store database. Our goal is being the best database for actually doing Business Intelligence; while that means being fast and handling large amounts...
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    Try JDBC direct access and new loader is coming soon!

    Greetings all

    If you're looking for straight replication, and you don't need to leverage any of the PDI transformation inbetween, definitely check out bugg_tb's suggestion of JDBC connect.

    It...
  28. Book Review: Pentaho Reporting 3.5 for Java Developers

    I have two customers that if they had access to Will Gormans book, Pentaho Reporting 3.5 for Java Developers, they would not have needed me for their project! That’s how good the book is for those...
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    Dreamhost Uptime Numbers are TERRIBLE!

    I don’t care what their marketing stats say, I have my own indepedent verification. I’ve been using Wormly for quite a while monitoring some of my demo sites, and other services that are part of...
  30. Instant Relief from MySQL Reporting Queries: Incremental Updates

    Yesterday, I covered how you can do an initial “replication” of data from MySQL to DynamoDB and how this can improve performance, and save storage space. The follow on question becomes:

    That’s...
  31. Instant Relief from Slow MySQL Reporting Queries using DynamoDB

    Here’s the scenario. You’ve got a table in MySQL for reporting that has a few million rows, and is denormalized for reporting. You’ve got a Pentaho Report that is querying this MySQL table. You...
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    DynamoBI: website? bits?

    Well, what a soft launch it has been. http://www.nicholasgoodman.com/bt/blog/wp-includes/images/smilies/icon_smile.gif
    Some people have asked:


    When are you going to get a website? Errr…....
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    OpenSQLCamp 2009 with LucidDB

    LucidDB is now a sponsor OpenSQLCamp 2009, courtesy of DynamoBI which doesn’t have its own logo yet! http://www.nicholasgoodman.com/bt/blog/wp-includes/images/smilies/icon_smile.gif...
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    LucidDB: DynamoBI is running with it

    I can think of no better analogy than that of a multi leg race. You know, the races where one sprinter runs as fast as they can, before passing the baton to the next sprinter.
    ...
  35. What if Hot Dog vendors sold you Power Tools?

    Well, since it’s been topical, and I can never resist an urge to discuss open source licensing…

    What do you buy from a Hot Dog Vendor? Hot Dogs, duh!

    What do you buy from an Office Supplies...
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    Pentaho Solutions Book

    I wonder how many people can we get looking like this?

    file:///Users/ngoodman/Library/Caches/TemporaryItems/moz-screenshot-16.png

    In all seriousness, the book looks great. Will bring it on my...
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    Twitter is what blogging was 4 years ago?

    I had an email from a good friend, whom I actually got to know through mutual open source interests, but also by simply discussing topics on my blog. He writes:

    Whether you like it or not,...
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    Amazon’s Pre Ordering of books sucks!

    I pre-ordered a copy of the new, (first, only, best, and original) Pentaho book “Pentaho Solutions” by Roland Bouman and Jos van Dongen two weeks back. Saw from a tweet that the book was shipping...
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    Good Riddens Ecto

    I was using Ecto, a Mac OS X blog client for the past year or so. Overall I really DIDN’T like it, except that it had the ability to allow me to “Paste” images into the blog using the clipboard. ...
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    Encrypted Variables in PDI

    Every once in a while, I get to sound like a royal arse in front of a customer by saying something “I know” to be true about Pentaho that isn’t. Usually, this is a REALLY good thing because it’s...
  41. Thread: CDF Tutorials

    by ngoodman
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    CDF Tutorials

    The folks at webdetails have posted their Pentaho Community Dashboard Framework tutorials that look great! They run you through building CDF dashboards which is usually a crucial, user facing part...
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    Off Topic: My First Airplane Solo

    I’ve wanted to fly since I was 14. I started training in 2004, but cut it short when I moved from Boston to Seattle. The wife was kind enough to give me a stiff kick in the butt telling me to go...
  43. I'm finding that the performance of the...

    I'm finding that the performance of the S3CSVInput or EC2/S3 in general is performing far worse than it used to. Matt's original blog (http://www.ibridge.be/?p=113) puts the throughput at about 30k...
  44. S3CsvInput Reader

    I'm getting some issues with the S3CSVInputReader.

    When running without parallelization I'm able tot get my transformation to read from multiple files via S3 and provide correct results.

    When I...
  45. S3CsvInput Reader

    The method pursued in the paper was using EBS and the standard CSV file reader.

    I'd like to compare this to the price/performance of using S3 directly.

    This entails:
    - Breaking the 50/100/300...
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    PDI Scale Out Whitepaper

    I’ve worked with several customers over the past year helping them scale out their data processing using Pentaho Data Integration. These customers have some big challenges - one customer was...
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    MDX Humor from Portugal

    Pedro Alves, the very talented lead developer behind the Pentaho Community Dashboard Framework gave me a good chuckle with his high opinion of MDX as a language:


    MDX is God’s gift to business...
  48. Pentaho data integration : Scaling out on premise or in the cloud

    Bayon Technologies, Inc recently authored a whitepaper:

    PENTAHO DATA INTEGRATION : SCALING OUT LARGE DATA VOLUME PROCESSING IN THE CLOUD OR ON PREMISE

    I've started this thread to enable an...
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    NYC 4/9 and 4/10

    I’ll be roaming in Manhattan this Thursday and Friday. Have some plans, but actually have some bits of time.

    Anyone want to shoot the breeze about Pentaho / BI / Open Source? Email me:...
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    Pentaho Partner Summit

    I’m at the Westin close to the event space for the summit…

    I’m around tonight - meeting Bryan Senseman from OpenBI a bit later (730 or 800pm). Anyone else around and want to meet up for dinner? ...
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