ArgMax
The ArgMax step allows you to get row(s) matching the maximum value in a given column. You can optionally specify to apply the step by group, i.e. get max row(s) by group.
Step parameters
Search max value in
* (string): the column the maximum value will be searched inGroup by
(array): array of one or several columns that will be used to constitute unique groups. Then the step will return max row(s) for every group)
Example
Input

Configuration
{
"column": "age"
"group_by": []
}
Output

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