Job will not extract transformation from a zip repository.
I have created a repository of some simple jobs and transformations a put them on a unix box. Then I ran it from command line and it it runs the first job and then fails to load the 2nd of two...
View Articledownloading files with date range
I am trying to download files from a website. Part of the file name is date and I want to download all the files with certain date range. Currently I put all the dates in a grid manually. Is there any...
View ArticleFormula - Expression - If Statement
Hi, i am trying to write the below If statement in the formula step and i get invalid argument error. can you please validate and let me know what i am doing wrong here? Thanks for your help IF...
View ArticleSuppress Header and Footer in CSV Output
Hi. I have recently started working with Pentaho, so please forgive ignorant questions. We have existing reports viewable in the Pentaho User Console. When I choose CSV as the output type, header...
View ArticlePredictions on test set
hi I try to get the prediction of an instance but not possible my code is: LinearRegression linear = new LinearRegression(); linear.buildClassifier(entrenamiento); double pred =...
View ArticleS3
Hi, Is there anyway to upload files into amazon s3 bucket and to retrieve the files from the amazon s3 bucket. Can anyone guide me how to load the files into the bucket
View ArticleHow to use WEKA to classify new email in text string format using .Net?
We want to write a small app in .Net (C£) to classify new email. We want to pass the email as text (plain text and not as feature vector - ARFF file). We transformed the raw emails of the training set...
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Basic use of Carte
I read a lot, I tried everything.. but I still not able to: launch a transformation from browser I found the documentation very poor about this.. I mean for a basic user like me.. Environment: Windows...
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Cannot use reg ex step on field conatining the concatenation of two fields !?
Hi! What I originally intend to do is this: Unzip an archive, which always contains two files named 'x.a' and 'y.b'. The file extensions 'a' and 'b' are always the same but 'x' and 'y' are different...
View Articleerror in javascript: For Input String: "oracle.sql.TIMESTAMP@7cf54"
Getting the error Quote: For Input String: "oracle.sql.TIMESTAMP@7cf54" when using fireToDB. Here is the script: Code: var lkp_conn = "conn_dw"; var lkp_sql = "select min(max_date) from (select...
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more streams one output
Hello. I have one input txt file. I need to take rows 20-30, 40-50, 70-100, 120-125 and put them into one output file. Just to leave out some rows. I use 4 "Text file input" steps. In 1st I choose rows...
View ArticleGetting the output of a data set used for prediction with the predictions
I am really new to WEKA and i am trying to figure out how to do a few things and i was hoping to get some assistance. Basically what i am trying to accomplish is i have a training set of data (Jan...
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Newb question on how to do a Lookup.
I'm just starting with Kettle. I've done the Hello World tutorial and am now attempting a shallow step into the Kettle pool. The end goal is to load a customer provided delimited file into a relational...
View ArticleLeft outer Join in Mondrian Schema?
I'm trying to create a new Mondrian schema... however, when I do it always defaults my dimension to an inner join. I'm looking for a left outer join with my fact table as my left table and dimension as...
View ArticleExhibiting command line behavior from a Java program
Hello, 1) Can I output the complete model (including predictions) to an output file using a command line option? When I use the "-p" option, only the predictions get written to the output file. Even...
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Create a bar chart with shaded background range
Hi all, Could someone help me trying to solve a presentation problem. I would like to create a bar-line chart with a shaded area in the background which represents some target area. Something like...
View ArticlePRD 3.9.1 Freezes with blank splash screen on OSX 10.6.8
Hello, The Pentaho Report Designer version 3.9.1 running on Snow Leopard launches and shows "3.9.1" etc on the splash screen and then the splash screen goes blank and the app freezes. Any ideas? Thanks
View ArticleI/O Error : Connection reset
Hi Team, we make use of Pentaho version 4.1 and PDI of version 4.2.1 . Few of ETL jobs are failing with the error "Couldn't get row from result set I/O Error: Connection reset " we happend to notice...
View ArticleTime dimension column type Date in oracle
hey, All, At first , My db is Orcale. A column type is String and its format (YYYYMM) in time dimension and fact table. it's work. But A column type is Date(ex: 2008/1/1) in time dimension and fact...
View ArticleJavascript compare
This is some pretty basic Javascript stuff, but driving me a little crazy: I have this simple code: Code: var pass_fail = ""; if (SRC_COUNT == DM_COUNT) { pass_fail = "PASS"; } else { pass_fail =...
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