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Posted to dev@hive.apache.org by "swayam (JIRA)" <ji...@apache.org> on 2018/03/16 06:27:00 UTC
[jira] [Created] (HIVE-18974) Wrong UTC time while converting from
CST by to_utc_timestamp UDFs
swayam created HIVE-18974:
-----------------------------
Summary: Wrong UTC time while converting from CST by to_utc_timestamp UDFs
Key: HIVE-18974
URL: https://issues.apache.org/jira/browse/HIVE-18974
Project: Hive
Issue Type: Bug
Components: CLI
Affects Versions: 1.2.1
Reporter: swayam
Assignee: Hive QA
{color:#FF0000}Error on Daylight Saving 2017{color}
select to_utc_timestamp("2017-03-11 19:00:00",'CST');
OK
2017-03-12 01:00:00 --> expected 6 hr difference
Time taken: 0.08 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-11 20:00:00",'CST');
OK
2017-03-12 03:00:00 --> wrong 7 hr difference
Time taken: 0.088 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-11 21:00:00",'CST');
OK
2017-03-12 04:00:00--> wrong 7 hr difference
Time taken: 2.884 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-11 22:00:00",'CST');
OK
2017-03-12 05:00:00--> wrong 7 hr difference
Time taken: 0.075 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-11 23:00:00",'CST');
OK
2017-03-12 06:00:00 --> wrong 7 hr difference
Time taken: 0.068 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-12 00:00:00",'CST');
OK
2017-03-12 07:00:00 --> wrong 7 hr difference
Time taken: 4.769 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-12 01:00:00",'CST');
OK
2017-03-12 08:00:00 --> wrong 7 hr difference
Time taken: 0.066 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-12 02:00:00",'CST');
OK
2017-03-12 08:00:00 --> wrong 7 hr difference
Time taken: 0.066 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-12 03:00:00",'CST');
OK
2017-03-12 08:00:00 --> expected 5 hr
Time taken: 0.061 seconds, Fetched: 1 row(s)
hive> select to_utc_timestamp("2017-03-12 04:00:00",'CST');
OK
2017-03-12 09:00:00--> expected 5 hr
Time taken: 0.065 seconds, Fetched: 1 row(s)
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