a nicer error prompt in query

[wey-gu]

Introduction

Things like https://segmentfault.com/a/1190000042015869?sort=newest (en: https://databend.rs/blog/new-planner )

Contents

This helps a lot when we are porting lagacy neo4j application queries to nebulagraph, there are some small pitfalls to avoid i.e.

• escaping keywords like User
• [] is not supported
• ...

The error msg now isn't accurate, or even misleading sometimes(another case is there are some dirty data in csv, and the error through importer is also sometimes misleading), also, I have to do Binary search of the 10 MATCH/WITH long query :(

Related work

https://databend.rs/blog/new-planner