Forum Discussion
Query Alert Status and Assigned User
Looking to query to alerts/incidents that have not been assigned/picked up or to look at the current status (New/In Progress) to detect and alert on stale events. I use the following query to genera...
SocInABox Just found that when you use mv-expand, you can specify the data type to expand into. So the code could be written as
SecurityIncident
| where IncidentNumber == '166'
| summarize arg_max(TimeGenerated,CreatedTime,Status, Severity, Owner, AdditionalData, IncidentUrl, Comments, Classification,ClassificationReason, ClassificationComment,Labels, Title, AlertIds) by IncidentNumber
| mv-expand AlertIds to typeof(string)
| join SecurityAlert on $left.AlertIds == $right.SystemAlertId(mv-expand expands into a string type which eliminates the need for the expand command.
good point, the error output is usually pretty good about telling me when that's wrong :).
ahh but the specific syntax you're showing I have not used before, cool.
Thanks for the tip.