HÃ¥kan Winther - Microsoft

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New analytic functionsFunction ORDER BY ROWS/RANGEFIRST_VALUE() Required OptionalLAST_VALUE() Required Optional (NOT!)LEAD() Required Not allowedLAG() Required Not allowedCUME_DIST() Required Not allowedPERCENT_RANK() Required Not allowedPERCENTILE_DISC() Not allowed Not allowedPERCENTILE_CONT() Not allowed Not allowed
New analytic functions• Value calculated from first/last record• FIRST_VALUE () OVER (…)• LAST_VALUE () OVER (…)• Value calculated from a specified previous/following row• LEAD (,,) OVER (…)• LAG (,,) OVER (…)• Cumulative distribution & relative rank• CUME_DIST () OVER (…)• PERCENT_RANK () OVER (…)• Percentile, discrete and continous• PERCENTILE_DISC () WITHIN GROUP(ORDER BY …) OVER (…)• PERCENTILE_CONT () WITHIN GROUP(ORDER BY …) OVER (…)
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HÃ¥kan Winther - Microsoft

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