[GitHub] [incubator-hugegraph] chmx-ustc commented on issue #1952: [Bug] g.V().bothE('el0').has('el1') throws Exception

[GitBox]

chmx-ustc commented on issue #1952:
URL: 
https://github.com/apache/incubator-hugegraph/issues/1952#issuecomment-1254959068

   > 我复现了你的数据，在我这并没有出现这个问题，你看是不是你在建立 schema信息的时候 方式不对
   > 
   > # schema 导入
   > 我从hubble导入 <img alt="image" width="1045" 
src="https://user-images.githubusercontent.com/109569406/191746399-b02b2784-863a-409d-a1de-140baf98b217.png";>
   > 
   > ```groovy
   > graph.schema().propertyKey("ep0").asBoolean().ifNotExist().create();
   > graph.schema().propertyKey("ep1").asBoolean().ifNotExist().create();
   > graph.schema().propertyKey("vp0").asBoolean().ifNotExist().create();
   > 
   > 
graph.schema().vertexLabel("vl0").properties("vp0").nullableKeys("vp0").create();
   > 
   > 
graph.schema().edgeLabel("el0").sourceLabel("vl0").targetLabel("vl0").properties("ep0").ifNotExist().create();
   > 
graph.schema().edgeLabel("el1").sourceLabel("vl0").targetLabel("vl0").properties("ep1").ifNotExist().create();
   > 
   > 
graph.schema().indexLabel("el0Byep0").onE("el0").by("ep0").shard().ifNotExist().create();
   > 
graph.schema().indexLabel("el1Byep0").onE("el1").by("ep1").shard().ifNotExist().create();
   > 
graph.schema().indexLabel("vl0Byvp0").onV("vl0").by("vp0").shard().ifNotExist().create();
   > vertex1 = graph.addVertex(T.label, "vl0", "vp0", true);
   > vertex2 = graph.addVertex(T.label, "vl0", "vp0", false);
   > vertex3 = graph.addVertex(T.label, "vl0", "vp0", true);
   > ```
   > 
   > vertex1.addEdge("el0", vertex2, "ep0", true); vertex1.addEdge("el1", 
vertex3, "ep1", false);`
   > 
   > # 图的详情
   > <img alt="image" width="1104" 
src="https://user-images.githubusercontent.com/109569406/191746695-5b376dff-47ea-4c02-b48b-02d231917635.png";>
   > 
   > # 查询结果
   > <img alt="image" width="1103" 
src="https://user-images.githubusercontent.com/109569406/191746914-d03faf81-c39f-490d-8b17-6e0d3c9ce8ba.png";>
   
   @
   
   > ### Bug Type (问题类型)
   > _No response_
   > 
   > ### Before submit
   > * [x]  我已经确认现有的 [Issues](https://github.com/hugegraph/hugegraph/issues) 与 
[FAQ](https://hugegraph.github.io/hugegraph-doc/guides/faq.html) 中没有相同 / 重复问题
   > 
   > ### Environment (环境信息)
   > * Server Version: v0.12.0
   > * Backend: memory
   > * OS: 8 CPUs, 32 G RAM, ubuntu
   > * Data Size: 3000 vertices, 5000 edges
   > 
   > ### Expected & Actual behavior (期望与实际表现)
   > * The query is
   > 
   > ```
   > g.V().bothE('el0').has('el1')
   > ```
   > 
   > * Expected result
   > 
   > ```
   > []
   > ```
   > 
   > * Actual result
   > 
   > ```
   > Exception in thread "main" java.lang.IllegalStateException: Illegal key 
'LABEL' with more than one value
   > ```
   > 
   > ### Vertex/Edge example (问题点 / 边数据举例)
   > ```js
   > HugeClient hugeclient = HugeClient.builder("http://localhost:8080";, 
"hugegraph").configTimeout(3000).build();
   > GraphManager graph = hugeclient.graph();
   > Vertex vertex1 = new Vertex("vl0").property("vp0", true);
   > Vertex vertex2 = new Vertex("vl0").property("vp0", false);
   > Vertex vertex3 = new Vertex("vl0").property("vp0", true);
   > graph.addVertices(Arrays.asList(vertex1, vertex2, vertex3));
   > 
   > Edge edge1 = new 
Edge("el0").source(vertex1).target(vertex2).property("ep0", true);
   > Edge edge2 = new 
Edge("el1").source(vertex1).target(vertex3).property("ep1", false);
   > graph.addEdges(Arrays.asList(edge1, edge2));
   > ```
   > 
   > ### Schema [VertexLabel, EdgeLabel, IndexLabel] (元数据结构)
   > ```js
   > HugeClient hugeclient = HugeClient.builder("http://localhost:8080";, 
"hugegraph").configTimeout(3000).build();
   > hugeclient.schema().propertyKey("ep0").asBoolean().ifNotExist().create();
   > hugeclient.schema().propertyKey("ep1").asBoolean().ifNotExist().create();
   > hugeclient.schema().propertyKey("vp0").asBoolean().ifNotExist().create();
   > 
   >             // vertex
   > 
hugeclient.schema().vertexLabel("vl0").properties("vp0").nullableKeys("vp0").create();
   > 
hugeclient.schema().indexLabel("vl0Byvp0").onV("vl0").by("vp0").shard().ifNotExist().create();
   > 
   >             // edges
   > 
hugeclient.schema().edgeLabel("el0").sourceLabel("vl0").targetLabel("vl0").properties("ep0").ifNotExist().create();
   > 
hugeclient.schema().edgeLabel("el1").sourceLabel("vl0").targetLabel("vl0").properties("ep1").ifNotExist().create();
   > 
hugeclient.schema().indexLabel("el0Byep0").onE("el0").by("ep0").shard().ifNotExist().create();
   > 
hugeclient.schema().indexLabel("el1Byep0").onE("el1").by("ep1").shard().ifNotExist().create();
   > ```
   
   


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