GitHub user marmbrus opened a pull request:
https://github.com/apache/spark/pull/5458
[SPARK-6851][SQL] Create new instance for each converted parquet relation
Otherwise we end up rewriting predicates to be trivially equal (i.e. `a#1 =
a#2` -> `a#3 = a#3`), at which point the query is no longer valid.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/marmbrus/spark selfJoinParquet
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/5458.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 #5458
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commit 22df77caae299012d072ae15bfa630f0fefd1a91
Author: Michael Armbrust <[email protected]>
Date: 2015-04-10T20:45:30Z
[SPARK-6851][SQL] Create new instance for each converted parquet relation
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