vesoft-inc/nebula

GET SUBGRAPH support all edge types when direction specified

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#5,687 opened on Aug 21, 2023

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 (0 comments) (0 reactions) (0 assignees)C++ (1,144 forks)batch import
help wantedtype/feature req

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Description

Like a wildcard next to direction:

GET SUBGRAPH WITH PROP 1 STEPS FROM 1688491032213327872 OUT * 
YIELD VERTICES AS nodes, EDGES AS relationships;

Contributor guide

Research direction
Implement support for wildcard edge types in GET SUBGRAPH when direction is specified. Study the parser to accept '*' after OUT/IN/BOTH, and modify the execution engine to iterate over all edge types when '*' is used.
Tech stack
c
Domain
database
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
C++Graph DB concepts
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
60