Automated testing of ETL transformations
Hi folks, I was wondering if anyone had any resources for testing ETL transforms they could share with me. So far I have found the following through my searches: http://code.google.com/p/testkitchen/...
View ArticleA line chart with a data table docked under the x-axis.
Dear All. How can I make A line chart with a data table docked under the x-axis like this. http://www.advsofteng.com/gallery_line.html The Chart Name is Product Line Global Revenue
View ArticleHow to get total number of rows in mongoDB collection?
Hi, I am using mongoDBInput to get the data from mongoDB collections. I need to count total records in the mongo collection through pentaho. I m using {"_id":{$ne: null}}.count() in query expression of...
View ArticleMultiple If-Else Conditions in Formula Step In Data Integration
Hi Guys, I am new to Pentaho DI.I imported the following data from a csv file to Text File Input step.I need to do the following operations. Case 1) If (Time=9999 and Day in (Saturday, Sunday)) and...
View ArticleDynamically change the chart on the CDE Dashboard
I have a dropdown component which allows user to choose value (can be either last 10 days, or last 6 hours, or even last 5 minutes), since the data are archived into different tables (one for days, one...
View ArticleReport layout problems (design vs runtime, html vs pdf format, ...)
What is the "secret" to avoid misalignment problems in the report layout? In the design environment I use horizontal and vertical lines, rectangles, and other objects and in the preview everything is...
View ArticleUsing inside
Hi Team, I'm Davide a new adept ;););) I have a question, this is my mondrian file for genereting an Olap: <Schema name="OlapCarrelli"> <Dimension visible="true" highCardinality="false"...
View ArticleWhy,reason for thaht: Publishing reports that use Transformation as a data...
Hello everyone, I never seen this option and thanks to this topic(http://forums.pentaho.com/showthread...-a-data-source) I look the report designer that option. But i don't know the Advantges do the...
View ArticleHow to calculate the sum of the columns?
Suppose, I have 3 columns A B C 1 4 7 2 5 7 3 6 8 --- 6 15 22 I want the total of the each column . There are no key values in my data that can be used as a group field for a "Group By Step". Please...
View ArticleHow do you generate PMML Files?
Hello everybody, The question is this. I read that in WEKA don't create that type of Files. But in Pentaho dAta Ingration you can use Weka Scoring that use this type of files. Thans for advance.
View ArticleRefresh graph not working
Hi I cannot get a line graph to refresh. I tried adding function(){ this.refreshPeriod = 10; } in the CCC Line Chart component but nothing happens. Help me please. Running Release: 4.8.0.stable.51169
View Articledatasource aggregates the results of my query
Hi. I have a problem with the BI server. that's what :) The datasource is a simple query, "select * from my_table" and my_table (my_table is a view)is: ID | YEAR | Value_1 --------------------- A001 |...
View ArticleTable input with prepared statements
Hi @ all, I want to use data from a stream of a table input. This data stream I want to use for an other table input to definie prepared statements. I tried it with execute SQL script, but I don´t get...
View Article4.4.0-stable not showing errors?
So... I'm getting an error somewhere, and I can't even find it. Nothing shows red on the canvas, no error messages on the log - even down to rowlevel. But the transformation ends with "Errors...
View Articledecision tree
Hi, I want to perform decision tree using j48, I have done following steps, 1) loaded training dataset->performed attrib selection using cfssubseteval and bfs to remove highly correlated...
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Dynamic Reporting - Live Reporting issues
Hey All, I did a ETL transformation of my dataset and the screenshot of the transformation is attached. At the last step, the Excel Output, I want to create graphs base off the excel file in Pentaho. I...
View ArticleThe Pentaho Big Data Forum
Dear friends, If you’re in the Washington DC area next Tuesday, April 23rd, why not drop in on our complementary Big Data Forum: http://events.pentaho.com/Big-Data-F...istration.html Come and listen to...
View ArticleHow to make Kettle Spoon autostart job?
Hello, I use Kettle spoon in Windows 7 startup and i need it to autostart job automatically when program starts (without hitting green play button). Please suggest how i can do it :confused:
View ArticleInsert update step is only inserting to mySQL
Hi guys, I use DI now for quite a while. Now after a lot of scripts with Oracle and MS SQL I needed to load data to a mySQL database and update them later. I used the same script I used on MS SQL and...
View ArticleKettle 4.2.1 : - CPU / RAM Utilization - by Job / Transformation
We have Kettle 4.2.1 installed in a Unix Box (6 Core CPU). When we submit multiple jobs/transformations for execution on this server, there is only one java process for Kettle and the RAM & CPU...
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