GitHub user saucam opened a pull request:
https://github.com/apache/spark/pull/3888
SPARK-4226: Add support for subqueries in where in clause
this PR adds support for subquery in where in clause by adding a dynamic
filter class that will compute the values list from the subquery first and then
create a hash-set , using it as input to inset class.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/saucam/spark subquery_where_clause
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3888.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 #3888
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commit 4019e0d6e0bf31a123f2817eb964562891211635
Author: Yash Datta <[email protected]>
Date: 2015-01-04T09:06:55Z
SPARK-4226: Add support for subqueries in where in clause
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