[FLINK-26031] Support projection pushdown on keys and values in sst file readers

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: table-store-0.1.0
• Component/s: Table Store
• Labels: pull-request-available
• Assignee: Caizhi Weng
• Reporter: Caizhi Weng
• Created: 09/Feb/22 06:33
• Updated: 01/Mar/22 11:29
• Resolved: 01/Mar/22 11:29

Description

Projection pushdown is an optimization for sources. With this optimization, we can avoid reading useless columns and thus improve performance.

Issue Links

• links to: GitHub Pull Request #18