[SPARK-10106] Add `ifelse` Column function to SparkR

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.5.0
• Component/s: SparkR
• Target Version/s: 1.5.1, 1.6.0
• Assignee: Yu Ishikawa
• Reporter: Yu Ishikawa
• Created: 19/Aug/15 04:19
• Updated: 19/Aug/15 19:40
• Resolved: 19/Aug/15 19:39

Description

Add a column function on a DataFrame like `ifelse` in R to SparkR.
I guess we could implement it with a combination with when and otherwise.

Example

If df$x > 0 is TRUE, then return 0, otherwise return 1.

ifelse(df$x > 0, 0, 1)

Issue Links

• links to: [Github] Pull Request #8303 (yu-iskw)