GitHub user rxin opened a pull request:
https://github.com/apache/spark/pull/4348
[SPARK-5579][SQL][DataFrame] Support for project/filter using SQL
expressions
```scala
df.selectExpr("abs(colA)", "colB")
df.filter("age > 21")
```
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/rxin/spark SPARK-5579
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/4348.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 #4348
----
commit ac65f4b86bfce0ba2e170c31f6a50c58255f960e
Author: Reynold Xin <[email protected]>
Date: 2015-02-04T00:25:50Z
[SPARK-5579][SQL][DataFrame] Support for project/filter using SQL
expressions.
e.g.
df.selectExpr("abs(colA)", "colB")
df.filter("age > 21")
----
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