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Ich versuche zu identifizieren, wenn ein Datensatz AtAboveBelowGradeLevel = 1 für beide Jahre hat. Mit anderen Worten, wie würde ich die folgende Fallaussage machen?Mehrere und Anweisungen
SELECT AcademicYear
,SchoolName
,Subject
,LastName
,firstname
,StudentBKID
,AtAboveBelowGradeLevelCount
,CASE
WHEN AtAboveBelowGradeLevelCount = 1
AND AcademicYear = '2015-2016'
AND AcademicYear = '2016-2017'
AND AtAboveBelowGradeLevelCount = 1
THEN 'TRUE'
ELSE 'NO'
END
FROM StudentAssessmentMart.dbo.vwMAPAssessmentInformation
WHERE AcademicYear IN (
'2015-2016'
,'2016-2017'
)
AND SchoolName LIKE 'alliance%'
AND subject IN ('math')
AND StudentBKID IN (
'473106'
,'420219'
)
AND CalendarPeriodName = 'spring'
GROUP BY AcademicYear
,SchoolName
,Subject
,LastName
,firstname
,StudentBKID
,AtAboveBelowGradeLevelCount
ORDER BY StudentBKID
,AcademicYear