The table containing records to iterate through.
Group By Fields
The input field or fields used to group the features for selection. Any number of input fields can be defined, resulting in a selection based on a unique combination of the fields. If a field is not specified, the Object ID is used to iterate over features.
Skip Null Values
Specifies if null values in the grouping fields are skipped during selection.
A table view that can be used in other geoprocessing tools that accept a table view in ModelBuilder.
The field values returned by each iteration. If more than one group by field is chosen, the values are concatenated <field value1>_<field value2>.