Datediff between rows with unsequential ID

  • In that case, it's even simpler.

    SELECT

    id

    , product

    , MIN(start_date) AS StartDate

    , NULL AS EndDate

    FROM @t

    GROUP BY

    id

    , product

    HAVING COUNT(*) > COUNT(end_date)

    But what happened to the DATEDIFF requirement?

    John

Viewing post 16 (of 15 total)

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