[CALCITE-3631] Support SQL hints for Calc

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.21.0
• Fix Version/s: 1.22.0
• Component/s: core
• Labels: pull-request-available
• Assignee: Shuo Cheng
• Reporter: Shuo Cheng
• Created: 26/Dec/19 02:03
• Updated: 06/Mar/20 04:34
• Resolved: 27/Dec/19 06:02

Description

Calc combines the functionality of Project, and it's created in the later stages of optimization.

So it's necessary to make Calc hintable now.

Issue Links

• links to: GitHub Pull Request #1691