Breaking numbers down
So, I have to deal with these account numbers that are like xxx or xxx.yy or xxx.yy.zz They're all levels, actually... like account 550.10 will have 550 as parent. I was thinking of a way to break...
View ArticleEditing J48 algorithm
Hi, I was wondering how it is possible to edit the source code of the J48 algorithm. I am looking to edit the entropy value within the classifier but not sure how to perform this. Thanks Scott
View ArticleHow to identify the emotions from blog documents using Weka tool Clustering...
Hi all, I am new to weka. I need to identify the set of emotions from the blog documents based on Weka tool clustering method. For the emotion detection, I am using different feature sets values (My...
View ArticlePerformance issue with database value lookup
Hi all, I am using three database value lookup in series , cache is enabled for them. my 1st step lookup's in a table of 98records INFO 23-04 12:03:50,565 - get seller ID - Finished processing (I=98,...
View ArticleAvoiding full redraw during chart update
Hello, I've been trying to refresh a chart "in place", without the regular process of emptying the div, then drawing a completely new version of the chart. My current take on it is to redefine the...
View ArticleDatatable in Pentaho CDE
Hello, im trying to do datatables in pentaho cde. In pentaho the name of component is Table Component. The problems is where i try to do a dynamic query with a no specific number of columns, and the...
View ArticleProcedure mysql in pentaho
Dear All. I write procedure mysql in CDE dashboard query with our put param like this is corect ? if ${colum}=1 select ordernumber,productcode from orderfact else select...
View ArticleRegarding SMO reg
Hi, I performed attribute selection (CFSsubseteval and BFS) followed by regression using SMO reg (all default settings used), got correlation coefficient of 0.65 on training set, but on test set, i am...
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Error on assigning dynamic value for Sequence
Hi, I am getting the below error while trying to assign the start value dynamically in "Add Sequence" component. "Counter value for start could not be parsed, original value is [${gn_cust_seq}] which...
View Articletenant aware datasource and XMLA
Hi, I have a tenant aware data source defined to associate user names with datasources. This works with CDF but it does not work with XMLA clients - like http://code.google.com/p/xmla4js/ In...
View ArticleETL Transformation fails with ERROR -1 from storage engine
Hello! I'm trying to transform a denormalized table with about 600.000 records into a star schema with several lookup/update steps and a table output step for the fact table. When I check "Use batch...
View ArticleChanging File-Names
Hi all How do i change names of several files with different extensions by copying(moving, whatever..) them. as a source folder, i pointed to the folder where files are found, whose names are to be...
View ArticleExecute SQL Script on MYSql using delimiter
Hi anyone had any joy using an 'Execute SQL Script' step (in a job, rather than a transformation) which uses the 'delimiter' keyword. eg a script which creates a temporary stored procedure - this would...
View Articlehl7 Input step repeating segments
Hello, I'm a long time user of PDI, and I'm having trouble with the HL7 Input step. My hl7 message has repeating OBX segments, but the HL7 Input step only passes out the first OBX segment. This is...
View Articleadvanced database connection
Hi, I want to know what is the use of Supports boolean data type in advanced option in pentaho.Can any one give any example based on that option. Thanks .
View ArticlePie chart in Map Component
Hi guys, i have a question. Is it possible to visualize a pie chart directly on a map, without any marker? Can someone suggest me how to do that? Thanks in advance, Yamas
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Range lookup
Hi, I have a file with a list of IP addresses(about 23 millions records) and I would like to put respective countries for the IPs. For that I have another file which has a range of IP addresses (in...
View Articlehttp://localhost:8080 accepts request but never responds
I have a problem where I am installing the Pentaho BI server (on Ubuntu Linux) and changing the port for hypersonic DB - because something else is using 9001 first. (Hadoop I think - there is a Jira...
View Articleextracting records from XML using iteration
I have an XML file which has data in format: <LineHeader> <LineItem LineNumber="1"> <Product SKU="99991L" DespatchQuantity="70"> <Item Type="EANCode">0821793005795</Item>...
View ArticleSuppressing multiple null values in a message field
I have a series of columns listed in a message field: col1 col2 col3 I'd llike to display the list of non-null columns without displaying the '<null> entry for the null column. Can this be done...
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