What is intersect in Spotfire?

Published by %s
2021-04-28

What is intersect in Spotfire?

Intersect() You use the Intersect() navigation method, when you want to reference the nodes that are the result of the intersection of two or more node navigation methods.

How do you do a cumulative sum in Spotfire?

Assuming your data set is in the order you want it to be in when you bring it into SpotFire, do the following:

  1. Insert a calculated column RowID() and name it RowID.
  2. Use this calculation: Sum([amount]) over (Intersect([Date],AllPrevious([RowID])))

What does over mean in Spotfire?

Spotfire provides a set of OVER functions to allow you to aggregate data over the nodes of a hierarchy in a data table. At its simplest level, the OVER function is a means to define at what granularity you wish to aggregate values.

What is a node in Spotfire?

The nodes are the unique values in the Production Date column. Spotfire will navigate thru the nodes or values of the Production Date column. Thus 1/1/2019 is a node and so is 1/2/2019.

What is the use of over function?

The OVER clause is used to determine which rows from the query are applied to the function, what order they are evaluated in by that function, and when the function’s calculations should restart.

Why do we need cumulative sum?

Cumulative sums, or running totals, are used to display the total sum of data as it grows with time (or any other series or progression). This lets you view the total contribution so far of a given measure against time.

What are navigation nodes?

Definition. The navigation model defines the navigational structure of the views presented to the end user and is mapped to tabs and view selection dropdowns in the UWL UI. Each UWL iView instance can get its own navigation model specified through the iView property useNavigationId .

What is Spotfire Node Manager?

A node manager is a container for setting up, running, or tearing down services such as Spotfire Automation Services, Spotfire Web Player, or TERR service.

How do I see previous value in Spotfire?

Here is a solution that works in all current versions of Spotfire:

  1. Column 1: RowId. Expression: RowId()
  2. Column 2: Group. Expression: Max(Rank(If([Type]=”A”,RowId()))) OVER (AllPrevious([RowId]))
  3. Column 3: Group Shift. Expression: SN(Min([Group]) OVER (Previous([RowId])),0)
  4. Column 4: A Qnty.