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  1. Hive
  2. HIVE-25458

unix_timestamp() with string input give wrong result

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    Description

      Description -

      unix_timestamp() accept 4 value string/date/timestamp/timestamptz. Out of which date/timestamp/timestamptz use DateTimeFormatter.class where as string type use SimpleDateTimeformatter.class which cause difference is value.

      Example -
      select from_unixtime(unix_timestamp('1800-11-08 01:53:11'));
      1800-11-08 01:35:15

      select from_unixtime(unix_timestamp(cast('1800-11-08 01:53:11' as timestamp)));
      1800-11-08 01:53:11

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              ashish-kumar-sharma Ashish Sharma
              ashish-kumar-sharma Ashish Sharma
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