Expression (Add Expression Column)

Applicability:

Cadcorp SIS Map Modeller
Cadcorp SIS Map Editor
Cadcorp SIS Map Manager
Cadcorp SIS ActiveX Modeller
Cadcorp SIS ActiveX Manager
Cadcorp SIS ActiveX Viewer

Ribbon Group:

Table-Column

Maps Control Bar:

This command can also be accessed from the Maps Control Bar:

or press Ins on the keyboard.

See Add Expression Column... (Maps Control Bar)

Associated commands:

Description:

Expression adds an expression-based schema column to an overlay.

Click on Expression to display the Expression Builder dialog:

You can now create the expression to be added as a schema column.

For example to add the Comparison>Between operation with Low and High area values of 10000 and 20000 as an expression, select Between and enter the Expression values:

Click Insert and click OK.

The Expression column will be added to the Schema:

If required the properties and values for the Expression column can be viewed and edited. To do this right-click on the Expression column and select the local Properties... option:

The Schema Column dialog will be displayed to allow the properties and values to be viewed and edited:

Click OK to save any changes.

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