| Event Properties | 
The QueryTraceEvent type exposes the following members.
| Name | Description | |
|---|---|---|
| Description | 
            The event description, i.e. which activity this event correspond to.
              | |
| Source | 
            The address of the host having generated this event.
              | |
| SourceElapsedMicros | 
            The number of microseconds elapsed on the source when this event occurred
            since when the source started handling the query.
              | |
| ThreadName | 
            The name of the thread on which this event occurred.
              | |
| Timestamp | 
            The server side timestamp of the event.
              |