Sorgu 0x5074A5F6B3ABECAC

(@from datetime,@NowUtc datetime,@Top int)WITH items AS (
        SELECT 'Analysis' AS Kind, a.RequestID AS RefId, a.TargetType, a.ServerID, a.DatabaseName, a.QueryHash, a.ObjectName,
               CAST(NULL AS varchar(10)) AS Direction, CAST(NULL AS varchar(6)) AS Confidence,
               p.Pending, p.Invalid, a.FinishedUtc AS SinceUtc
        FROM rag.AnalysisRequest AS a
        CROSS APPLY (SELECT COUNT(*) AS Pending, SUM(IIF(r.ValidationStatus = 'Invalid', 1, 0)) AS Invalid
                     FROM rag.AnalysisRecommendation AS r WHERE r.RequestID = a.RequestID AND r.Decision = 'Pending') AS p
        WHERE a.Status = 'Done' AND p.Pending > 0
        UNION ALL
        SELECT 'PlanChange', c.CaseID, 'Query', c.ServerID, c.DatabaseName, c.query_hash, NULL,
               c.Direction, c.Confidence, 1, 0, c.DetectedUtc
        FROM rag.PlanChangeCase AS c
        WHERE c.Status IN ('Pending', 'Unsure')
    )
    SELECT TOP (@Top) i.Kind, i.RefId, i.TargetType, i.ServerID AS ServerId, i.DatabaseName, i.QueryHash, i.ObjectName,
           i.Direction, i.Confidence, i.Pending, ISNULL(i.Invalid, 0) AS Invalid, i.SinceUtc,
           DATEDIFF(hour, i.SinceUtc, @NowUtc) AS AgeHours, cost.SecondsPerDay
    FROM items AS i
    OUTER APPLY (SELECT SUM(q.TotalDurationMs) / 1000.0 / 7 AS SecondsPerDay FROM perf.QueryDailyStats AS q
                 WHERE q.ServerID = i.ServerID AND q.DatabaseName = i.DatabaseName AND q.StatDateUtc >= @from
                   AND ((i.QueryHash IS NOT NULL AND q.query_hash = i.QueryHash)
                        OR (i.QueryHash IS NULL AND i.ObjectName IS NOT NULL AND q.ObjectName = i.ObjectName))) AS cost
    ORDER BY ISNULL(cost.SecondsPerDay, -1) DESC, i.SinceUtc