[ARROW-1192] [JAVA] Improve splitAndTransfer performance for List and Union vectors

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.6.0
• Component/s: Java
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/16926
• Assignee: Steven Phillips
• Reporter: Steven Phillips
• Created: 07/Jul/17 06:27
• Updated: 11/Jan/23 07:13
• Resolved: 29/Jul/17 04:06

Description

Most vector implementations slice the underlying buffer for splitAndTransfer, but ListVector and UnionVector copy data into a new buffer. We should enhance these to use slice as well.

Issue Links

• links to: GitHub Pull Request #819