Sign In Start Free Trial
Account

Add to playlist

Create a Playlist

Modal Close icon
You need to login to use this feature.
  • TIBCO Spotfire: A Comprehensive Primer
  • Toc
  • feedback
TIBCO Spotfire: A Comprehensive Primer

TIBCO Spotfire: A Comprehensive Primer

By : Phillips
4.1 (15)
close
TIBCO Spotfire: A Comprehensive Primer

TIBCO Spotfire: A Comprehensive Primer

4.1 (15)
By: Phillips

Overview of this book

If you are a business user or data professional, this book will give you a solid grounding in the use of TIBCO Spotfire. This book assumes no prior knowledge of Spotfire or even basic data and visualization concepts.
Table of Contents (12 chapters)
close
11
Index

Key Spotfire concept – difference between calculated columns and custom expressions


When you enter an expression in the calculated column dialog, you create a new column in the data. This column behaves like any other column, and its values remain static, fixed by the expression you have defined. If you apply a filter to the columns used in the underlying expression, the calculated values will not change. For example, if you create a column in the baseball data for the sum of home runs by league, it will have two values, one for each league. If you now filter out some AL teams, the AL total will remain the total for all AL teams.

If you want the outcome of an expression to respond to filtering on its component columns, you need to use a custom expression directly on a visualization property. The outcome of custom expressions does change in response to filtering. For example, if you create a custom expression for the sum of home runs by league on an axis and then filter out some teams, the...

bookmark search playlist font-size

Change the font size

margin-width

Change margin width

day-mode

Change background colour

Close icon Search
Country selected

Close icon Your notes and bookmarks

Delete Bookmark

Modal Close icon
Are you sure you want to delete it?
Cancel
Yes, Delete