I was looking for some information about my ReportServer database and ran across a great script by Scott Hebert that displays a lot of useful information:
http://sqlninja.blogspot.com/2009/01/querying-reportserver-database.html
USE ReportServer
SELECT CatalogParent.Name ParentName,
Catalog.Name ReportName,
ReportCreatedByUsers.UserName ReportCreatedByUserName,
Catalog.CreationDate ReportCreationDate,
ReportModifiedByUsers.UserName ReportModifiedByUserName,
Catalog.ModifiedDate ReportModifiedDate,
CountExecution.CountStart TotalExecutions,
ExecutionLog.InstanceName LastExecutedInstanceName,
ExecutionLog.UserName LastExecutedUserName,
ExecutionLog.Format LastExecutedFormat,
ExecutionLog.TimeStart LastExecutedTimeStart,
ExecutionLog.TimeEnd LastExecutedTimeEnd,
ExecutionLog.TimeDataRetrieval LastExecutedTimeDataRetrieval,
ExecutionLog.TimeProcessing LastExecutedTimeProcessing,
ExecutionLog.TimeRendering LastExecutedTimeRendering,
ExecutionLog.Status LastExecutedStatus,
ExecutionLog.ByteCount LastExecutedByteCount,
ExecutionLog.[RowCount] LastExecutedRowCount,
SubscriptionOwner.UserName SubscriptionOwnerUserName,
SubscriptionModifiedByUsers.UserName SubscriptionModifiedByUserName,
Subscriptions.ModifiedDate SubscriptionModifiedDate,
Subscriptions.Description SubscriptionDescription,
Subscriptions.LastStatus SubscriptionLastStatus,
Subscriptions.LastRunTime SubscriptionLastRunTime
FROM dbo.Catalog
JOIN dbo.Catalog CatalogParent
ON Catalog.ParentID = CatalogParent.ItemID
JOIN dbo.Users ReportCreatedByUsers
ON Catalog.CreatedByID = ReportCreatedByUsers.UserID
JOIN dbo.Users ReportModifiedByUsers
ON Catalog.ModifiedByID = ReportModifiedByUsers.UserID
LEFT JOIN (
SELECT ReportID,
MAX(TimeStart) LastTimeStart
FROM dbo.ExecutionLog
GROUP BY ReportID
) LatestExecution
ON Catalog.ItemID = LatestExecution.ReportID
LEFT JOIN (
SELECT ReportID,
COUNT(TimeStart) CountStart
FROM dbo.ExecutionLog
GROUP BY ReportID
) CountExecution
ON Catalog.ItemID = CountExecution.ReportID
LEFT JOIN dbo.ExecutionLog
ON LatestExecution.ReportID = ExecutionLog.ReportID
AND LatestExecution.LastTimeStart = ExecutionLog.TimeStart
LEFT JOIN dbo.Subscriptions
ON Catalog.ItemID = Subscriptions.Report_OID
LEFT JOIN dbo.Users SubscriptionOwner
ON Subscriptions.OwnerID = SubscriptionOwner.UserID
LEFT JOIN dbo.Users SubscriptionModifiedByUsers
ON Subscriptions.ModifiedByID = SubscriptionModifiedByUsers.UserID
ORDER BY CatalogParent.Name,
Catalog.Name