Details on Exclude Columns


This dialog is used to transform a data table by excluding one or more of its columns.

To add an Exclude Columns transformation when adding a data table:

  1. On the authoring bar, click Files and data .

  2. In the Files and data flyout, locate the data of interest by searching for a suitable keyword or by browsing the different categories.

  3. Tip: You can also apply transformations when you replace a data table and when you add columns or rows to an already existing data table.

  4. In the Add data to analysis summary, click on the new data to expand the settings section, and click Transform data.

  5. In the Transform data dialog, select Exclude columns from the drop-down list and click Insert.

  6. Click OK to close all dialogs and to add the data.

To add an Exclude Columns transformation to data that is already loaded into Spotfire:

  1. Select Data > Transform data....

  2. In the Data table drop-down list, select the data table you want to add the transformation to.

  3. Select Exclude columns from the drop-down list and click Add....

To add transformations to a specific node in the source view:

  1. In the Data canvas, click on the node where you want to add a transformation.

  2. Response: Details about the selected node are shown in the lower left part of the source view.

  3. In the list of steps for the selected node, click on the plus sign where you want to add a new transformation (or transformation group).

  4. In the Transform data dialog, select Exclude columns from the drop-down list and click Insert.

  5. Click OK.

Option

Description

Include

Shows all included columns. You can narrow down the list of available columns by typing a part of a name in the "Type to search" field. You can also enter an expression in the field, using the rules described on the Searching in Spotfire page. Press Ctrl or Shift to select multiple columns.

Add >

Adds the selected columns to the Exclude list.

< Remove

Removes the selected columns from the Exclude list.

Remove All

Removes all columns from the Exclude list.

Exclude

Lists all columns you have chosen to exclude.

Preview

Shows how many columns you have chosen to include and gives you a preview of what the data will look like after the completion of this transformation.

See also:

Transforming Data

Editing Transformations