[SPARK-9427] Add expression functions in SparkR

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Incomplete
• Component/s: SparkR
• Labels: bulk-closed
• Assignee: Unassigned
• Reporter: Yu Ishikawa
• Created: 29/Jul/15 05:15
• Updated: 21/May/19 04:34
• Resolved: 21/May/19 04:34

Description

The list of functions to add is based on SQL's functions. And it would be better to add them in one shot PR.
https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/functions.scala

Issue Links

• is duplicated by: SPARK-8847 String concatination with column in SparkR

Sub-Tasks

• Add expression functions into SparkR whose params are simple: Resolved
• Add expression functions into SparkR whose params are complicated: Resolved
• Add expression functions into SparkR which conflict with the existing R's generic: Resolved
• Add expression functions into SparkR which have a variable parameter: Resolved
• Add `struct`, `encode` and `decode` function in SparkR: Resolved
• Update `NAMESPACE` file in SparkR for simple parameters functions: Resolved
• Add window functions into SparkR: Resolved
• Add `when` expressino function in SparkR: Resolved
• Make `column` and `col` functions be S4 functions: Resolved