Acrossworkspacefor Function
Query
union Update, workspace("contosoretail-it").Update, workspace("b459b4u5-912x-46d5-9cb1-p43069212nb4").Update
| where TimeGenerated >= ago(1h)
| where UpdateState == "Needed"
| summarize dcount(Computer) by ClassificationExplanation
This query combines data from three different sources and filters it based on certain conditions. It then calculates the distinct count of computers for each classification.