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Quickly setup env

git clone --branch v1.0 https://github.com/vesoft-inc/nebula-docker-compose.git
cd nebula-docker-compose
docker-compose up -d


docker run --rm -ti --network=host vesoft/nebula-console:v1.2.1 -u root -p nebula --addr=127.0.0.1 --port=3699

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TOC

• Condition expressions on multiple hops in MATCH
• FIND PATH
• Use MATCH to get STATS
• Important reference variable and functions you could miss!
• nGQL MATCH v.s. OpenCypher MATCH
• Escaping key words
• RETURN values should be explicitly specified in latest WITH Clause

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# nebulagraph --> networkX

## 从 NebulaGraph 中获得一张图，存储为 pd dataframe

from nebula3.gclient.net import ConnectionPool
from nebula3.Config import Config
import pandas as pd
from typing import Dict
from nebula3.data.ResultSet import ResultSet

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Extract Code

generated by OpenAI ChatGPT, data fetched from https://en.wikipedia.org/wiki/2022_FIFA_World_Cup_squads

import requests
from bs4 import BeautifulSoup
import csv

# Define the URL of the Wikipedia page

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See also: https://gist.github.com/wey-gu/54db65ac5551b473de2feb34c0985110

Enable GPU

Follow https://web.eecs.umich.edu/~justincj/teaching/eecs442/WI2021/colab.html

Get Demo code and ControlNet

!nvidia-smi
import torch

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services:
  NebulaGraphDD:
    image: ${DESKTOP_PLUGIN_IMAGE}
  metad0:
    profiles: ["core"]
    labels:
      - "com.vesoft.scope=core"
    image: vesoft/nebula-metad:v3.3.0
    environment:

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for Docker compose deployment, see https://gist.github.com/wey-gu/950e4f4c673badae375e59007d80d372

a. create services per metad and storaged pod with LoadBalancer type to expose outside the cluster

b. Use TCP Proxy(b.1) or/and DNS(b.2) to resolve endpoint as their : inside the cluster

In this example, in b. I give a demo where both TCP Proxy and DNS are used, actually only DNS is enough if the exposed port remains same of src and target.

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0. install things needed

brew install node_exporter

deploy dashboard in docker-compose ...

1. configuration on dashboard: