[SPARK-9080] IsNaN expression

• Type: Sub-task
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 1.5.0
• Component/s: SQL
• Target Version/s: 1.5.0
• Assignee: Yijie Shen
• Reporter: Reynold Xin
• Created: 15/Jul/15 22:01
• Updated: 17/Jul/15 22:49
• Resolved: 17/Jul/15 22:49

Description

Add IsNaN expression to return true if the input double/float value is NaN.

Issue Links

• blocks: SPARK-9081 fillna/dropna should also fill/drop NaN values in addition to null values
• links to: [Github] Pull Request #7464 (yijieshen)