Reader small image

You're reading from  Learning Pentaho CTools

Product typeBook
Published inMay 2016
Reading LevelIntermediate
PublisherPackt
ISBN-139781785283420
Edition1st Edition
Languages
Tools
Right arrow
Author (1)
Miguel Gaspar
Miguel Gaspar
author image
Miguel Gaspar

Miguel Gaspar started working at Webdetails about 3 years ago, some time before the acquisition of Webdetails by Pentaho. He was a consultant in the Implementation team and his work involved developing dashboard solutions as part of services. He is now acting as the technical owner of some of the Implementations projects as part of the Webdetails team in Pentaho. He likes to be as professional as possible, but in an informal way. One of his favorite hobbies is learning and his particular areas of interest are: business analytics, predictive analysis and big data, augmented reality, and cloud computing. He likes to play and is a huge martial arts fan and also one of the worst soccer players ever. He is married and a parent of two young and lovely daughters, who would like to spend more time playing like crazies with him. He also likes to spend time with friends or just having a drink and a good talk with someone else, if possible with his family at his side. He really hates liars.
Read more about Miguel Gaspar

Right arrow

Mapping data


We need to be aware of the way that data mapping is done in the chart. You can understand how it works if you can imagine data input as a table. CCC can receive the data as two different structures: relational and crosstab. If CCC receives data as a crosstab query, it will translate it to a relational structure. You can see this in the following examples.

Crosstab

The following table is an example of the crosstab data structure:

 

Column Data 1

Column Data 2

Row Data 1

Measure Data 1.1

Measure Data 1.2

Row Data 2

Measure Data 2.1

Measure Data 2.2

Tip

Creating crosstab queries

To create a crosstab query, usually you can do this with the group when using SQL; or just use MDX, which allows us to easily specify a set for the columns and for the rows.

Just by looking at the previous and following examples, you should be able to understand that, in the crosstab structure (the previous example), columns and rows are part of the result set, while in the relational format (the...

lock icon
The rest of the page is locked
Previous PageNext Page
You have been reading a chapter from
Learning Pentaho CTools
Published in: May 2016Publisher: PacktISBN-13: 9781785283420

Author (1)

author image
Miguel Gaspar

Miguel Gaspar started working at Webdetails about 3 years ago, some time before the acquisition of Webdetails by Pentaho. He was a consultant in the Implementation team and his work involved developing dashboard solutions as part of services. He is now acting as the technical owner of some of the Implementations projects as part of the Webdetails team in Pentaho. He likes to be as professional as possible, but in an informal way. One of his favorite hobbies is learning and his particular areas of interest are: business analytics, predictive analysis and big data, augmented reality, and cloud computing. He likes to play and is a huge martial arts fan and also one of the worst soccer players ever. He is married and a parent of two young and lovely daughters, who would like to spend more time playing like crazies with him. He also likes to spend time with friends or just having a drink and a good talk with someone else, if possible with his family at his side. He really hates liars.
Read more about Miguel Gaspar