row_rank_min()
Returns the current row's minimal rank in a serialized row set.
The rank is the minimal row number that the current row's Term appears in.
Syntax
row_rank_min ( Term )
Learn more about syntax conventions.
Parameters
| Name | Type | Required | Description |
|---|---|---|---|
| Term | string |
✔️ | An expression indicating the value to consider for the rank. The rank is the minimal row number for Term. |
| restart | bool |
Indicates when the numbering is to be restarted to the StartingIndex value. The default is false. |
Returns
Returns the row rank of the current row as a value of type long.
Example
The following query shows how to rank the Airline by the number of departures from the SEA Airport.
datatable (Airport:string, Airline:string, Departures:long)
[
"SEA", "LH", 3,
"SEA", "LY", 100,
"SEA", "UA", 3,
"SEA", "BA", 2,
"SEA", "EL", 3
]
| sort by Departures asc
| extend Rank=row_rank_min(Departures)
Output
| Airport | Airline | Departures | Rank |
|---|---|---|---|
| SEA | BA | 2 | 1 |
| SEA | LH | 3 | 2 |
| SEA | UA | 3 | 2 |
| SEA | EL | 3 | 2 |
| SEA | LY | 100 | 5 |