[Impala-ASF-CR] IMPALA-5315: Cast to timestamp fails for YYYY-M-D format

["Vincent Tran (Code Review)" <ge...@cloudera.org>]

Vincent Tran has posted comments on this change.

Change subject: IMPALA-5315: Cast to timestamp fails for YYYY-M-D format
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Patch Set 5:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/7009/5/be/src/runtime/timestamp-parse-util.cc
File be/src/runtime/timestamp-parse-util.cc:

Line 291:   // If we failed to parse using the default templates we will try lazy format.
> how much slower is it doing it this way, compared to using a stamped out fo
Virtually same over 11000 datetime strings. 
http://github.mtv.cloudera.com/gist/anonymous/a605d18c955198ecccda2c42d912d690

But maybe I need a larger dataset?


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Gerrit-MessageType: comment
Gerrit-Change-Id: Ib9a184a09d7e7783f04d47588537612c2ecec28f
Gerrit-PatchSet: 5
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Vincent Tran <vt...@cloudera.com>
Gerrit-Reviewer: Dan Hecht <dh...@cloudera.com>
Gerrit-Reviewer: Lars Volker <lv...@cloudera.com>
Gerrit-Reviewer: Vincent Tran <vt...@cloudera.com>
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