In the category 'Data' functions are available, which read data from data sources or objects.Available functionsAccess to localized resources (Calculation expression)collect (collect object field values from input list)containscopy (Copy objects)eval (Execute calculation expression)findFirst, findAll (Find values in lists)get (Read value from data field)isUniquemerge (Merge objects)notEmptyFilter (List non-empty values)ta (Read typed attribute)withAccess to data fields in calculation expressions