MINUS/INTERSECT not supported for MATCH statement

[yixinglu]

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Describe the bug (required)

MINUS/INTERSECT not supported for following MATCH statement

Your Environments (required)

• OS: uname -a
• Compiler: g++ --version or clang++ --version
• CPU: lscpu
• Commit id (e.g. a3ffc7d8)

How To Reproduce(required)

Steps to reproduce the behavior:

(root@nebula) [sf100]> MATCH (person:Person)-[:KNOWS]-(friend) WHERE id(person) == "p-65504" RETURN person MINUS MATCH (person:Person)-[:KNOWS]-(friend) WHERE id(person) == "p-65504" RETURN person
[ERROR (-1004)]: SyntaxError: syntax error near `MINUS'

Sat, 26 Nov 2022 01:30:58 CST

Expected behavior

Additional context

[Shylock-Hg]

I think it's by design. Open Cypher only supports UNION operation.