[CALCITE-3177] Deserialize from json of + operator cause exception

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.21.0
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: Wang Yanlin
• Created: 07/Jul/19 11:43
• Updated: 10/Sep/19 21:36
• Resolved: 05/Aug/19 12:32

Description

For a simple sql string "select SAL + 10 FROM SALES.EMP", parse it to RelNode, serialize it to json string works well, but deserialize from the json string cause exception. The error stack is in the error_info.jpg picture.

Issue Links

• links to: GitHub Pull Request #1305