这是我正在执行的查询。这个查询需要将近 10 秒才能获取 7 行的数据。所以我打算优化查询但无法得到一个想法。
ALTER PROCEDURE [dbo].[GetIBCMCaseListForBiteRegisterUserReview] --
@projects VARCHAR(200),
@CaseStatus INT,
@StartDate VARCHAR(50),
@EndDate VARCHAR(50),
@PageNum INT,
@PageSize INT,
@AnimalRiskStatus INT,
@SearchString VARCHAR(100)
AS
BEGIN
SET FMTONLY OFF;
SET NOCOUNT ON;
SELECT
e.eventId, AD.answerCode, AD.answerText AS PatentId,
N.UserName, B.Age, G.Gender,
SUBSTRING(D.Dateofexposure, 4, 3) +
SUBSTRING(D.Dateofexposure, 1, 2) +
SUBSTRING(D.Dateofexposure, 6, 9) AS Dateofexposure,
L.Levelofexposure AS Typeofexposure,
c.AnimalStatus AS AnimalStatus,
H.DateOfVaccination, F.ALERT, I.IG, J.label,
K.VisitCompleted, M.PepStatus, s.VisitIncomplete,
COUNT(1) OVER() AS totalCount,
E.projectId AS ProjectId
FROM
IBCMEvents E
INNER JOIN
(SELECT
H.*,
CASE WHEN U.userId IS NULL THEN '' ELSE U.firstName + ' ' + U.lastName END AS userName
FROM IBCMEventPushHistory H
LEFT JOIN Users U ON H.assignedToUserId = U.userId
WHERE H.isActiveForUser = 1
)U ON E.eventId = U.eventId
--INNER JOIN dbo.fnSplit(@project, ',') FN on E.projectId=FN.item
INNER JOIN
(
SELECT AD.ANSWERTEXT,IA.EVENTID,IA.answerCode
FROM IBCMANSWERS AS IA
INNER JOIN IBCMAnswerDetails AD ON IA.IBCMANSWERID = AD.IBCMANSWERID AND AD.ISDELETED = 0
INNER JOIN IBCMBusinessQuestions BQ ON AD.ibcmBusinessQuestionId = BQ.ibcmBusinessQuestionId
WHERE IA.ibcmformid = 10 AND BQ.ibcmQuestionId = 155
) AS AD ON AD.EVENTID = E.EVENTID
INNER JOIN
(
SELECT A.eventId, MAX(B.Age) Age
FROM IBCMAnswers A
LEFT JOIN
(
SELECT AD.ibcmAnswerId, AD.subAnswerText AS Age
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
inner join IBCMBusinessOptions O on Q.ibcmBusinessQuestionId=O.ibcmBusinessQuestionId
WHERE Q.ibcmQuestionId = 159 and O.ibcmOptionId=413
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE A.ibcmFormId = 10
GROUP BY A.eventId
) B ON E.eventId = B.eventId
LEFT JOIN
(
SELECT A.eventId, MAX(B.UserName) UserName
FROM IBCMAnswers A
LEFT JOIN
(
SELECT AD.ibcmAnswerId,C.contactName AS UserName
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
inner join IBCMContacts C on C.contactCode=ad.answerText
WHERE Q.ibcmQuestionId = 156
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE A.ibcmFormId = 10
GROUP BY A.eventId
) N ON E.eventId = N.eventId
INNER JOIN
(
SELECT A.eventId, MAX(B.Gender) Gender
FROM IBCMAnswers A
LEFT JOIN
(
SELECT AD.ibcmAnswerId, AD.answerText AS Gender
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
WHERE Q.ibcmQuestionId = 157
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE A.ibcmFormId = 10
GROUP BY A.eventId
) G ON E.eventId = G.eventId
INNER JOIN
(
SELECT A.eventId, MAX(B.Levelofexposure) Levelofexposure
FROM IBCMAnswers A
LEFT JOIN
(
SELECT AD.ibcmAnswerId,
CASE WHEN o.ibcmOptionId = 418 THEN 'No exposure' ELSE
CASE WHEN o.ibcmOptionId = 419 THEN 'Cat 1' ELSE
CASE WHEN (o.ibcmOptionId = 420 OR o.ibcmOptionId = 421) Then 'Cat 2'
ELSE 'Cat 3' END END END AS Levelofexposure
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
inner join IBCMBusinessOptions O on Q.ibcmBusinessQuestionId=O.ibcmBusinessQuestionId
WHERE Q.ibcmQuestionId = 164
--and ad.answerText = o.optionText
and ad.ibcmBusinessOptionId = o.ibcmBusinessOptionId
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE A.ibcmFormId = 10
GROUP BY A.eventId
) L ON E.eventId = L.eventId
INNER JOIN
(
SELECT A.eventId, MAX(B.Dateofexposure) Dateofexposure
FROM IBCMAnswers A
LEFT JOIN
(
SELECT AD.ibcmAnswerId,substring(AD.answerText, 4, 3)+substring(AD.answerText, 1, 2)+substring(AD.answerText, 6, 9) AS Dateofexposure
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
WHERE Q.ibcmQuestionId = 160
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE A.ibcmFormId = 10
GROUP BY A.eventId
) D ON E.eventId = D.eventId
INNER JOIN
(
SELECT A.eventId, MAX(B.AnimalStatus) AnimalStatus
FROM IBCMAnswers A
LEFT JOIN
(
SELECT AD.ibcmAnswerId,CASE when O.ibcmOptionId = 461 THEN 'Alive' ELSE
CASE WHEN O.ibcmOptionId = 462 THEN 'Dead' ELSE 'Unknown' END END AS AnimalStatus
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
inner join IBCMBusinessOptions O on Q.ibcmBusinessQuestionId=O.ibcmBusinessQuestionId
WHERE Q.ibcmQuestionId = 173
and o.ibcmBusinessOptionId = ad.ibcmBusinessOptionId
--and o.optionText = ad.answerText
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE A.ibcmFormId = 10
GROUP BY A.eventId
) C ON E.eventId = C.eventId
INNER JOIN
(
SELECT A.eventId, MAX(B.Alert) ALERT
FROM IBCMAnswers A
LEFT JOIN
(
SELECT AD.ibcmAnswerId,
CASE when O.ibcmOptionId = 462 THEN 'VERY HIGH' ELSE
CASE WHEN (O.ibcmOptionId = 464 OR O.ibcmOptionId = 467 OR O.ibcmOptionId = 19 OR O.ibcmOptionId=20) THEN 'HIGH' ELSE 'UNKNOWN' END END AS Alert
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
inner join IBCMBusinessOptions O on Q.ibcmBusinessQuestionId=O.ibcmBusinessQuestionId
WHERE((Q.ibcmQuestionId = 173 and O.ibcmOptionId = 462) OR (Q.ibcmQuestionId = 174 and O.ibcmOptionId = 464) OR (Q.ibcmQuestionId = 175 and O.ibcmOptionId = 467)OR(Q.ibcmQuestionId=6 AND (O.ibcmOptionId = 19 OR O.ibcmOptionId = 20)))
--AND AD.answerText = O.optionText
and ad.ibcmBusinessOptionId = o.ibcmBusinessOptionId
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE (A.ibcmFormId = 10 or A.ibcmFormId = 1)
GROUP BY A.eventId
) F ON E.eventId = F.eventId
OUTER APPLY(
--103 IS THE CODE FOR FORMATING DATE IN DD/MM/YYYY FORMAT
Select top 1 eventId,CONVERT(varchar,scheduledDate,103) as DateOfVaccination from IBCMPepScheduleDates where eventId = E.eventId AND dateCompleted is not null
)H
INNER JOIN
(
SELECT A.eventId, MIN(B.IG) IG
FROM IBCMAnswers A
inner JOIN
(
SELECT AD.ibcmAnswerId,AD.answerText AS IG
FROM IBCMAnswerDetails AD
INNER JOIN IBCMBusinessQuestions Q ON AD.ibcmBusinessQuestionId = Q.ibcmBusinessQuestionId
WHERE Q.ibcmQuestionId = 179
) AS B ON A.ibcmAnswerId = B.ibcmAnswerId
WHERE A.ibcmFormId = 11
GROUP BY A.eventId
) I ON E.eventId = I.eventId
INNER JOIN
(
SELECT IP.eventId,IR.label FROM IBCMPepVisitSchedule IP
LEFT JOIN IBCMPepRegimen IR
ON IP.ibcmRegimenId = IR.ibcmRegimenId
) J ON E.eventId = J.eventId
INNER JOIN (
Select eventId,Count(ibcmPepScheduleDatesId) as VisitCompleted from IBCMPepScheduleDates where dateCompleted is not null
GROUP BY eventId
)K ON E.eventId = K.eventId
LEFT JOIN (
Select eventId,Count(ibcmPepScheduleDatesId) as VisitIncomplete from IBCMPepScheduleDates where dateCompleted is null
GROUP BY eventId
)S ON E.eventId = S.eventId
OUTER APPLY (
Select top 1 eventId ,Case when ibcmFormId = 11 Then CaseStatus End as PepStatus from IBCMAnswers
where eventId = E.eventId
order by ibcmAnswerId DESC
)M
where projectId in (select * from dbo.fnSplitBigInt (@projects)) and
1 = CASE WHEN @StartDate != '' AND @EndDate != '' THEN CASE WHEN CAST(D.Dateofexposure AS DATE) BETWEEN CAST(@StartDate AS DATE) AND CAST(@EndDate AS Date) THEN 1 END
ELSE CASE WHEN @StartDate != '' THEN CASE WHEN CAST(D.Dateofexposure AS DATE) >= CAST(@StartDate AS DATE) THEN 1 END
ELSE CASE WHEN @EndDate != '' THEN CASE WHEN CAST(D.Dateofexposure AS DATE) <= CAST(@EndDate AS DATE) THEN 1 END
ELSE 1 END END
END
/*AND 1 = CASE WHEN @AnimalRiskStatus = 0 THEN 1
WHEN @AnimalRiskStatus = 1 THEN CASE WHEN F.ALERT = 'UNKNOWN' THEN 1 END
WHEN @AnimalRiskStatus = 2 THEN CASE WHEN F.ALERT = 'HIGH' THEN 1 END
WHEN @AnimalRiskStatus = 3 THEN CASE WHEN F.ALERT = 'VERY HIGH' THEN 1 END
END*/
AND 1 = CASE WHEN @CaseStatus = 0 THEN 1
--INCOMPLETE
when @CaseStatus = 1 Then Case when m.PepStatus =28 Then 1 END
when @CaseStatus = 2 Then Case when m.PepStatus = 30 Then 1 END
when @CaseStatus = 3 Then Case when m.PepStatus = 31 Then 1 END
when @CaseStatus = 4 Then Case when m.PepStatus = 33 Then 1 END
END
/*AND 1 = CASE WHEN @SearchString = '' THEN 1
ELSE CASE WHEN B.Age=@SearchString OR G.Gender = @SearchString OR N.UserName like +'%'+@SearchString+'%' OR L.Levelofexposure=@SearchString
OR AD.answerText = @SearchString
OR C.AnimalStatus = @SearchString OR
F.ALERT = @SearchString OR I.IG =@SearchString
OR J.label = @SearchString
THEN 1
ELSE 0 END
END*/
ORDER BY E.eventId DESC
OFFSET (@PageNum - 1) * @PageSize ROWS
FETCH NEXT @PageSize ROWS ONLY
END
以下是有关此查询的统计详细信息：
SQL Server parse and compile time:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server parse and compile time:
CPU time = 0 ms, elapsed time = 6 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server parse and compile time:
CPU time = 3797 ms, elapsed time = 3847 ms.
Warning: Null value is eliminated by an aggregate or other SET operation.
Table 'Worktable'. Scan count 38, logical reads 152, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMAnswers'. Scan count 115, logical reads 887, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMPepScheduleDates'. Scan count 43, logical reads 98, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'Workfile'. Scan count 0, logical reads 0, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMContacts'. Scan count 7, logical reads 50183, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMAnswerDetails'. Scan count 866, logical reads 3508, physical reads 0, page server reads 0, read-ahead reads 108, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMBusinessQuestions'. Scan count 226, logical reads 2297, physical reads 0, page server reads 0, read-ahead reads 13, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMPepRegimen'. Scan count 1, logical reads 21, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMBusinessOptions'. Scan count 1, logical reads 4321, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMPepVisitSchedule'. Scan count 7, logical reads 21, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table '#B22E9BDA'. Scan count 18, logical reads 340, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMEventPushHistory'. Scan count 18, logical reads 72, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
Table 'IBCMEvents'. Scan count 0, logical reads 54, physical reads 0, page server reads 0, read-ahead reads 0, page server read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob page server reads 0, lob read-ahead reads 0, lob page server read-ahead reads 0.
SQL Server Execution Times:
CPU time = 3253 ms, elapsed time = 3367 ms.
SQL Server Execution Times:
CPU time = 7062 ms, elapsed time = 7234 ms.
SQL Server parse and compile time:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server 执行时间： CPU 时间 = 0 毫秒，运行时间 = 0 毫秒。
完成时间：2021-06-04T14:40:39.5403064+05:30
答案 0 :(得分：0)
你有这两个索引吗：
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