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https://issues.apache.org/jira/browse/IMPALA-10660?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17647724#comment-17647724
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ASF subversion and git services commented on IMPALA-10660:
----------------------------------------------------------
Commit c8eb2692fbc9db2f5275692000d45372b20b8e79 in impala's branch
refs/heads/master from Daniel Becker
[ https://gitbox.apache.org/repos/asf?p=impala.git;h=c8eb2692f ]
IMPALA-11790: [DOCS] Document the IMPALA-10660 shell option
IMPALA-10660 introduced the "hs2_fp_format" shell option which is
documented in this change.
Change-Id: I402ea08cb3482a84234127c125539d96b4b1ed14
Reviewed-on: http://gerrit.cloudera.org:8080/19358
Reviewed-by: Daniel Becker <daniel.bec...@cloudera.com>
Tested-by: Daniel Becker <daniel.bec...@cloudera.com>
> Impala shell prints DOUBLEs with less precision in HS2 than beeswax
> -------------------------------------------------------------------
>
> Key: IMPALA-10660
> URL: https://issues.apache.org/jira/browse/IMPALA-10660
> Project: IMPALA
> Issue Type: Bug
> Components: Clients
> Reporter: Csaba Ringhofer
> Assignee: Peter Rozsa
> Priority: Major
> Labels: ramp-up
> Fix For: Impala 4.2.0
>
>
> python shell/impala_shell.py --protocol hs2
> select cast("0.123451234512345" as double);
> result: 0.123451234512 (looses precision)
> python shell/impala_shell.py --protocol beeswax
> select cast("0.123451234512345" as double);
> result 0.123451234512345 (no precision loss)
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