timechart does not work properly with make-series if GroupExpression return integer
t-bzhan opened this issue · comments
t-bzhan commented
Below statements would not produce the expected time chart:
let data=datatable(timestamp:datetime, statuscode: int, metric: real)
[
datetime(2016-12-31T06:00), 200, 50,
datetime(2017-01-01), 200, 4,
datetime(2017-01-02), 200, 3,
datetime(2017-01-03), 200, 4,
datetime(2017-01-03T03:00), 200, 6,
datetime(2017-01-05), 200, 8,
datetime(2017-01-05T13:40), 200, 13,
datetime(2017-01-06), 200, 4,
datetime(2017-01-07), 200, 3,
datetime(2017-01-08), 200, 8,
datetime(2017-01-08T21:00), 200, 8,
datetime(2017-01-09), 200, 2,
datetime(2017-01-09T12:00), 200, 11,
datetime(2017-01-10T05:00), 200, 5,
datetime(2016-12-31T06:00), 202, 5,
datetime(2017-01-01), 202, 14,
datetime(2017-01-02), 202, 13,
datetime(2017-01-03), 202, 41,
datetime(2017-01-03T03:00), 201, 16,
datetime(2017-01-05), 201, 18,
datetime(2017-01-05T13:40), 500, 16,
datetime(2017-01-06), 204, 14,
datetime(2017-01-07), 206, 23,
datetime(2017-01-08), 400, 18,
datetime(2017-01-08T21:00), 500, 28,
datetime(2017-01-09), 500, 12,
datetime(2017-01-09T12:00), 400, 111,
datetime(2017-01-10T05:00), 500, 25,
];
let interval = 1d;
let stime = datetime(2017-01-01);
let etime = datetime(2017-01-10);
data
| make-series Count=sum(metric) default=0 on timestamp from stime to etime step interval by statuscode
| render timechart;
However if we changed the chart render statement to:
data
| make-series Count=sum(metric) default=0 on timestamp from stime to etime step interval by tostring(statuscode)
| render timechart;
Alexander Sloutsky commented
This is an UX issue - not a KQL language bug.
I will pass this feedback to the development team handling the UX.