[jira] [Created] (DRILL-4397) Add support for NULL treatment in LAG/LEAD functions

[N Campbell (JIRA)]

N Campbell created DRILL-4397:
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             Summary: Add support for NULL treatment in LAG/LEAD functions
                 Key: DRILL-4397
                 URL: https://issues.apache.org/jira/browse/DRILL-4397
             Project: Apache Drill
          Issue Type: Wish
          Components:  Server
    Affects Versions: 1.5.0
            Reporter: N Campbell


Add support re how LAG/LEAD should respect NULLS per ISO-SQL specification



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