GitHub user markncooper opened a pull request:
https://github.com/apache/incubator-zeppelin/pull/699
Simple improvement to showDF() to use StringBuilder
**What is this PR for?
The way tables of results are currently getting built within
the ZeppelinContext is pretty slow due to way strings are
getting constructed.
https://issues.apache.org/jira/browse/ZEPPELIN-659
**What type of PR is it?
Performance improvement.
**How should this be tested?
The current tests should catch any issues introduced by it.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/brigade/incubator-zeppelin todfPerfImprovement
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-zeppelin/pull/699.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #699
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commit 6b8f5c67cabb1ef2f6f688d20d5de9c52e7731af
Author: Mark Cooper <mark.coo...@brigade.com>
Date: 2016-02-05T19:24:42Z
Simple improvement to showDF() to use StringBuilder
What is this PR for?
The way tables of results are currently getting built within
the ZeppelinContext is pretty slow due to way strings are
getting constructed.
What type of PR is it?
Performance improvement.
How should this be tested?
The current tests should catch any issues introduced by it.
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