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```scala df.selectExpr("abs(colA)", "colB") df.filter("age > 21") ``` Author: Reynold Xin <rxin@databricks.com> Closes #4348 from rxin/SPARK-5579 and squashes the following commits: 2baeef2 [Reynold Xin] Fix Python. b416372 [Reynold Xin] [SPARK-5579][SQL][DataFrame] Support for project/filter using SQL expressions. |
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