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https://issues.apache.org/jira/browse/HIVE-25268?focusedWorklogId=612343&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-612343
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ASF GitHub Bot logged work on HIVE-25268:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 20/Jun/21 04:10
Start Date: 20/Jun/21 04:10
Worklog Time Spent: 10m
Work Description: guptanikhil007 commented on a change in pull request
#2409:
URL: https://github.com/apache/hive/pull/2409#discussion_r654873185
##########
File path: ql/src/test/results/clientpositive/llap/udf_date_format.q.out
##########
@@ -149,13 +149,13 @@ POSTHOOK: Input: _dummy_database@_dummy_table
10 30 45 10 AM 08 123 123 NULL
PREHOOK: query: select
date_format('2015-04-08', ''),
-date_format('2015-04-08', 'Q')
Review comment:
`Q` is a valid format identifier in DateTimeFormatter => Quarter of the
year
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Issue Time Tracking
-------------------
Worklog Id: (was: 612343)
Time Spent: 0.5h (was: 20m)
> date_format udf doesn't work for dates prior to 1900 if the timezone is
> different from UTC
> ------------------------------------------------------------------------------------------
>
> Key: HIVE-25268
> URL: https://issues.apache.org/jira/browse/HIVE-25268
> Project: Hive
> Issue Type: Bug
> Components: UDF
> Affects Versions: 3.1.0, 3.1.1, 3.1.2, 4.0.0
> Reporter: Nikhil Gupta
> Assignee: Nikhil Gupta
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> *Hive 1.2.1*:
> {code:java}
> select date_format('1400-01-14 01:00:00', 'yyyy-MM-dd HH:mm:ss z');
> +--------------------------+--+
> | _c0 |
> +--------------------------+--+
> | 1400-01-14 01:00:00 ICT |
> +--------------------------+--+
> select date_format('1800-01-14 01:00:00', 'yyyy-MM-dd HH:mm:ss z');
> +--------------------------+--+
> | _c0 |
> +--------------------------+--+
> | 1800-01-14 01:00:00 ICT |
> +--------------------------+--+
> {code}
> *Hive 3.1, Hive 4.0:*
> {code:java}
> select date_format('1400-01-14 01:00:00', 'yyyy-MM-dd HH:mm:ss z');
> +--------------------------+
> | _c0 |
> +--------------------------+
> | 1400-01-06 01:17:56 ICT |
> +--------------------------+
> select date_format('1800-01-14 01:00:00', 'yyyy-MM-dd HH:mm:ss z');
> +--------------------------+
> | _c0 |
> +--------------------------+
> | 1800-01-14 01:17:56 ICT |
> +--------------------------+
> {code}
> VM timezone is set to 'Asia/Bangkok'
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