[SPARK-8668] expr function to convert SQL expression into a Column

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.5.0
• Component/s: SQL
• Target Version/s: 1.5.0
• Sprint: Spark 1.5 doc/QA sprint
• Assignee: Joseph Batchik
• Reporter: Reynold Xin
• Created: 26/Jun/15 18:34
• Updated: 25/Jul/15 07:35
• Resolved: 25/Jul/15 07:35

Description

selectExpr uses the expression parser to parse a string expressions. would be great to create an "expr" function in functions.scala/functions.py that converts a string into an expression (or a list of expressions separated by comma).

Issue Links

• links to: [Github] Pull Request #7606 (JDrit)