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Cayley

cayleygraph/cayley
- quadstore
支持的存储
- KVs: Bolt, LevelDB
- NoSQL: MongoDB
- SQL: PostgreSQL, CockroachDB, MySQL
- In-memory, ephemeral
返回所有属性 https://discourse.cayley.io/t/get-vertex-with-all-predicates/1416/2
参考

brew add cayley

# 启动服务
# http://127.0.0.1:64210
cayley http

# Docker 启动
docker run --rm -it -v $PWD:/data -p 64210:64210 cayleygraph/cayley

# 样本数据
curl -OL https://github.com/cayleygraph/cayley/raw/master/data/30kmoviedata.nq.gz
cayley http --load 30kmoviedata.nq.gz


cayley repl

gizmo

https://cayley.gitbook.io/cayley/gizmoapi

// 基本查询
g.V().getLimit(5);

// 属性查询
g.V().has('<name>', 'Humphrey Bogart').all();

// 复杂路径 - 可以预定义路径
var filmToActor = g.Morphism().out('</film/film/starring>').out('</film/performance/actor>');

g.V().has('<name>', 'Casablanca').follow(filmToActor).out('<name>').all();

var result = {};
var person = g.V('wener');
result['id'] = 'wener';
person.outPredicates().forEach(function (d) {
  result[d.id] = person.out(d.id).toValue();
});

g.emit(result);

gizmo