[SPARK-9520] UnsafeFixedWidthAggregationMap should support in-place sorting of its own records

• 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 release
• Assignee: Reynold Xin
• Reporter: Reynold Xin
• Created: 01/Aug/15 07:31
• Updated: 01/Aug/15 20:20
• Resolved: 01/Aug/15 20:20

Description

In order to support sort-based external aggregation fallback, UnsafeFixedWidthAggregationMap needs to support sorting all of its records in-place.

Issue Links

• links to: [Github] Pull Request #7849 (rxin)