Reduces an initial amount cumulatively by the values in the named column starting at the first row.
The initial amount is reduced by the value of each row until it reaches zero, with the value in each row reduced accordingly. If a row is insufficient to reduce the value to zero, the row value becomes zero and the risidual amount carried forward to the next row where this is repeated until the initial amount has reduced to zero, or there are no further rows to process.
- Type: TablePort 1