# Measure/Column selection functions

| NAME                                                                                                                                    | DESCRIPTION                             |
| --------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------- |
| [GETCOLBETWEENPERIODS](https://docs.inforiver.com/premium-table/formula-syntax/measure-column-selection-functions/getcolbetweenperiods) | Fetch column list within a period range |
| [GETMEASURE](https://docs.inforiver.com/premium-table/formula-syntax/measure-column-selection-functions/getmeasure)                     | Return measure based on index           |