[SPARK-9297] covar_pop and covar_samp aggregate functions

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.0
• Component/s: SQL
• Assignee: L. C. Hsieh
• Reporter: Yin Huai
• Created: 24/Jul/15 04:52
• Updated: 16/Jan/16 12:41
• Resolved: 13/Jan/16 18:27

Description

A short introduction on how to build aggregate functions based on our new interface can be found at https://issues.apache.org/jira/browse/SPARK-4366?focusedCommentId=14639921&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-14639921.

Issue Links

• is related to: SPARK-10385 Bivariate statistics in DataFrames
• links to: [Github] Pull Request #10029 (viirya)