[ https://issues.apache.org/jira/browse/HIVE-21081?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wilson Lu updated HIVE-21081: ----------------------------- Description: The Hive DATE_FORMAT does not perform the correct operation on the last week of the calendar year. The following statements incorrectly formats the data: select DATE_FORMAT('2017-12-31', 'YYYYMM') select DATE_FORMAT('2018-12-30', 'YYYYMM') select DATE_FORMAT('2018-12-31', 'YYYYMM') select DATE_FORMAT('2019-12-29', 'YYYYMM') select DATE_FORMAT('2019-12-30', 'YYYYMM') select DATE_FORMAT('2019-12-31', 'YYYYMM') select DATE_FORMAT( '2019-12-29', 'YYYYMMdd') was: The hive DATE_FORMAT does not perform the correct operation on the last week of the calendar year. The following statements incorrectly formats the data: select DATE_FORMAT('2017-12-31', 'YYYYMM') select DATE_FORMAT('2018-12-30', 'YYYYMM') select DATE_FORMAT('2018-12-31', 'YYYYMM') select DATE_FORMAT('2019-12-29', 'YYYYMM') select DATE_FORMAT('2019-12-30', 'YYYYMM') select DATE_FORMAT('2019-12-31', 'YYYYMM') > DATE_FORMAT incorrectly returns results on the last week of the calendar year > ----------------------------------------------------------------------------- > > Key: HIVE-21081 > URL: https://issues.apache.org/jira/browse/HIVE-21081 > Project: Hive > Issue Type: Bug > Components: Hive > Affects Versions: 2.1.1, 2.3.2, 2.3.3 > Reporter: Wilson Lu > Priority: Minor > > The Hive DATE_FORMAT does not perform the correct operation on the last week > of the calendar year. The following statements incorrectly formats the data: > select DATE_FORMAT('2017-12-31', 'YYYYMM') > select DATE_FORMAT('2018-12-30', 'YYYYMM') > select DATE_FORMAT('2018-12-31', 'YYYYMM') > select DATE_FORMAT('2019-12-29', 'YYYYMM') > select DATE_FORMAT('2019-12-30', 'YYYYMM') > select DATE_FORMAT('2019-12-31', 'YYYYMM') > select DATE_FORMAT( '2019-12-29', 'YYYYMMdd') > -- This message was sent by Atlassian JIRA (v7.6.3#76005)