Column Headings as Array Variable

Stores list of column headers as an array variable. This can then be used later in a column filter to ensure that only those columns that were originally in the table will be kept after any other processing has occurred.

Column selection array variables can be used with a variety of needs for ensuring the required columns are selected or deselected

11 May 2021 @takbb Brian Bates

Input ports

1. Type: Table
   Data
   Table from which to derive columns

Output ports

1. Type: Flow Variable
   String Array flow variable
   Flow variable with the name defined in configuration containing a String Array of all column names matching wildcard (or regular expression, if entered) pattern
2. Type: Table
   Data passthrough
   Table passed through with no changes