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Posted to issues@hive.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/08/02 12:30:00 UTC
[jira] [Work logged] (HIVE-25403) from_unixtime() does not
consider leap seconds
[ https://issues.apache.org/jira/browse/HIVE-25403?focusedWorklogId=632304&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-632304 ]
ASF GitHub Bot logged work on HIVE-25403:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 02/Aug/21 12:29
Start Date: 02/Aug/21 12:29
Worklog Time Spent: 10m
Work Description: sruthim-official commented on a change in pull request #2550:
URL: https://github.com/apache/hive/pull/2550#discussion_r680929457
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFFromUnixTime.java
##########
@@ -60,7 +62,7 @@
private transient SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Review comment:
Removed the variable from the code.
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDFFromUnixTime.java
##########
@@ -60,7 +62,7 @@
private transient SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
private transient String lastFormat = null;
-
+ private transient DateTimeFormatter FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
Review comment:
Done
##########
File path: ql/src/test/queries/clientpositive/udf5.q
##########
@@ -13,6 +13,8 @@ SELECT from_unixtime(unix_timestamp('2010-01-13 11:57:40', 'yyyy-MM-dd HH:mm:ss'
SELECT from_unixtime(unix_timestamp('2010-01-13 11:57:40', 'yyyy-MM-dd HH:mm:ss'), 'MM/dd/yy HH:mm:ss'), from_unixtime(unix_timestamp('2010-01-13 11:57:40')) from dest1_n14;
+SELECT from_unixtime(unix_timestamp(cast('2010-01-13' as date)));
Review comment:
Added tests with diff time zone.
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Issue Time Tracking
-------------------
Worklog Id: (was: 632304)
Time Spent: 50m (was: 40m)
> from_unixtime() does not consider leap seconds
> -----------------------------------------------
>
> Key: HIVE-25403
> URL: https://issues.apache.org/jira/browse/HIVE-25403
> Project: Hive
> Issue Type: Sub-task
> Components: Hive
> Reporter: Sruthi Mooriyathvariam
> Assignee: Sruthi Mooriyathvariam
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.1.2
>
> Attachments: image-2021-07-29-14-42-49-806.png
>
> Time Spent: 50m
> Remaining Estimate: 0h
>
> The Unix_timestamp() considers "leap second" while the from_unixtime is not; which results in to wrong result as below:
> !image-2021-07-29-14-42-49-806.png!
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