Yuming Wang created SPARK-20909:
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Summary: Build-in SQL Function Support - DAYOFWEEK
Key: SPARK-20909
URL: https://issues.apache.org/jira/browse/SPARK-20909
Project: Spark
Issue Type: Sub-task
Components: SQL
Affects Versions: 2.2.0
Reporter: Yuming Wang
{noformat}
DAYOFWEEK(date)
{noformat}
Return the weekday index of the argument.
Ref:
https://dev.mysql.com/doc/refman/5.5/en/date-and-time-functions.html#function_dayofweek
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