Davies Liu ac0b2b788f [SPARK-5588] [SQL] support select/filter by SQL expression ... ``` df.selectExpr('a + 1', 'abs(age)') df.filter('age > 3') df[ df.age > 3 ] df[ ['age', 'name'] ] ``` Author: Davies Liu <davies@databricks.com> Closes #4359 from davies/select_expr and squashes the following commits: d99856b [Davies Liu] support select/filter by SQL expression		2015-02-04 11:34:46 -08:00
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docs	[SPARK-4586][MLLIB] Python API for ML pipeline and parameters	2015-01-28 17:14:23 -08:00
lib	[SPARK-2305] [PySpark] Update Py4J to version 0.8.2.1	2014-07-29 19:02:06 -07:00
pyspark	[SPARK-5588] [SQL] support select/filter by SQL expression	2015-02-04 11:34:46 -08:00
test_support	[SPARK-3634] [PySpark] User's module should take precedence over system modules	2014-09-24 12:10:09 -07:00
.gitignore	[SPARK-3946] gitignore in /python includes wrong directory	2014-10-14 14:09:39 -07:00
run-tests	[SPARK-5554] [SQL] [PySpark] add more tests for DataFrame Python API	2015-02-03 16:01:56 -08:00