public System.string DropdownSqlStmt {get; set;}
Exago .NET API Documentation
DropdownSqlStmt Property
For a Parameter with a Parameter Dropdown Object, this is the custom SQL statement that will be executed against the Data Source (specified by the DropdownDataSourceId Property) when retrieving values for the dropdown.
A value is only required when using a custom SQL object to query for dropdown values.
public System.string DropdownSqlStmt {get; set;}