use of com.alibaba.graphscope.groot.operation.ddl.RemoveEdgeKindOperation in project GraphScope by alibaba.
the class RemoveEdgeKindExecutor method execute.
@Override
public DdlResult execute(ByteString ddlBlob, GraphDef graphDef, int partitionCount) throws InvalidProtocolBufferException {
EdgeKindPb edgeKindPb = EdgeKindPb.parseFrom(ddlBlob);
EdgeKind edgeKind = EdgeKind.parseProto(edgeKindPb);
long version = graphDef.getSchemaVersion();
EdgeKind.Builder edgeKindBuilder = EdgeKind.newBuilder(edgeKind);
String edgeLabel = edgeKind.getEdgeLabel();
LabelId edgeLabelId = graphDef.getLabelId(edgeLabel);
if (edgeLabelId == null) {
throw new DdlException("invalid edgeLabel [" + edgeLabel + "], schema version [" + version + "]");
}
edgeKindBuilder.setEdgeLabelId(edgeLabelId);
String srcVertexLabel = edgeKind.getSrcVertexLabel();
LabelId srcVertexLabelId = graphDef.getLabelId(srcVertexLabel);
if (srcVertexLabelId == null) {
throw new DdlException("invalid srcVertexLabel [" + srcVertexLabel + "], schema version [" + version + "]");
}
edgeKindBuilder.setSrcVertexLabelId(srcVertexLabelId);
String dstVertexLabel = edgeKind.getDstVertexLabel();
LabelId dstVertexLabelId = graphDef.getLabelId(dstVertexLabel);
if (dstVertexLabelId == null) {
throw new DdlException("invalid dstVertexLabel [" + dstVertexLabel + "], schema version [" + version + "]");
}
edgeKindBuilder.setDstVertexLabelId(dstVertexLabelId);
EdgeKind edgeKindToRemove = edgeKindBuilder.build();
if (!graphDef.hasEdgeKind(edgeKindToRemove)) {
throw new DdlException("edgeKind [" + edgeKind + "] not exists, schema version [" + version + "]");
}
GraphDef.Builder graphDefBuilder = GraphDef.newBuilder(graphDef);
version++;
graphDefBuilder.setVersion(version);
graphDefBuilder.removeEdgeKind(edgeKindToRemove);
GraphDef newGraphDef = graphDefBuilder.build();
List<Operation> operations = new ArrayList<>(partitionCount);
for (int i = 0; i < partitionCount; i++) {
operations.add(new RemoveEdgeKindOperation(i, version, edgeKindToRemove));
}
return new DdlResult(newGraphDef, operations);
}
use of com.alibaba.graphscope.groot.operation.ddl.RemoveEdgeKindOperation in project GraphScope by alibaba.
the class DdlExecutorTest method testExecutor.
@Test
void testExecutor() throws InvalidProtocolBufferException {
PropertyValue defaultValue = new PropertyValue(DataType.INT, ByteBuffer.allocate(Integer.BYTES).putInt(1).array());
PropertyDef propertyDef = new PropertyDef(1, 1, "p1", DataType.INT, defaultValue, true, "property_1");
TypeDef vertexTypeDef = TypeDef.newBuilder().setLabel("vertex1").addPropertyDef(propertyDef).setTypeEnum(TypeEnum.VERTEX).build();
TypeDef edgeTypeDef = TypeDef.newBuilder().setLabel("edge1").addPropertyDef(propertyDef).setTypeEnum(TypeEnum.EDGE).build();
EdgeKind edgeKind = EdgeKind.newBuilder().setEdgeLabel("edge1").setDstVertexLabel("vertex1").setSrcVertexLabel("vertex1").build();
GraphDef graphDef = GraphDef.newBuilder().build();
DdlExecutors ddlExecutors = new DdlExecutors();
DdlRequestBatch.Builder requestBatchBuilder = DdlRequestBatch.newBuilder();
requestBatchBuilder.addDdlRequest(new CreateVertexTypeRequest(vertexTypeDef));
requestBatchBuilder.addDdlRequest(new CreateEdgeTypeRequest(edgeTypeDef));
requestBatchBuilder.addDdlRequest(new AddEdgeKindRequest(edgeKind));
DdlRequestBatch ddlRequestBatch = requestBatchBuilder.build();
// Test serde
ByteString bytes = ddlRequestBatch.toProto().toByteString();
assertEquals(DdlRequestBatch.parseProto(DdlRequestBatchPb.parseFrom(bytes)), ddlRequestBatch);
DdlResult ddlResult = ddlExecutors.executeDdlRequestBatch(ddlRequestBatch, graphDef, 1);
LabelId vertexLabelId = new LabelId(1);
LabelId edgeLabelId = new LabelId(2);
EdgeKind edgeKindWithId = EdgeKind.newBuilder(edgeKind).setEdgeLabelId(edgeLabelId).setSrcVertexLabelId(vertexLabelId).setDstVertexLabelId(vertexLabelId).build();
TypeDef vertexTypeWithId = TypeDef.newBuilder(vertexTypeDef).setLabelId(vertexLabelId).build();
TypeDef edgeTypeWithId = TypeDef.newBuilder(edgeTypeDef).setLabelId(edgeLabelId).build();
graphDef = GraphDef.newBuilder(graphDef).setVersion(3).setLabelIdx(2).setPropertyIdx(1).putPropertyNameToId("p1", 1).addTypeDef(vertexTypeWithId).putVertexTableId(vertexTypeWithId.getTypeLabelId(), 1L).addTypeDef(edgeTypeWithId).addEdgeKind(edgeKindWithId).putEdgeTableId(edgeKindWithId, 2L).setTableIdx(2L).build();
assertEquals(graphDef, ddlResult.getGraphDef());
List<Operation> ddlOperations = ddlResult.getDdlOperations();
assertEquals(ddlOperations.size(), 3);
assertEquals(ddlOperations.get(0).toBlob().toProto(), new CreateVertexTypeOperation(0, 1L, vertexTypeWithId, 1L).toBlob().toProto());
assertEquals(ddlOperations.get(1).toBlob().toProto(), new CreateEdgeTypeOperation(0, 2L, edgeTypeWithId).toBlob().toProto());
assertEquals(ddlOperations.get(2).toBlob().toProto(), new AddEdgeKindOperation(0, 3L, edgeKindWithId, 2L).toBlob().toProto());
assertEquals(GraphDef.parseProto(GraphDefPb.parseFrom(graphDef.toProto().toByteString())), graphDef);
requestBatchBuilder = DdlRequestBatch.newBuilder();
requestBatchBuilder.addDdlRequest(new RemoveEdgeKindRequest(edgeKind));
requestBatchBuilder.addDdlRequest(new DropEdgeTypeRequest(edgeTypeDef.getLabel()));
requestBatchBuilder.addDdlRequest(new DropVertexTypeRequest(vertexTypeDef.getLabel()));
ddlResult = ddlExecutors.executeDdlRequestBatch(requestBatchBuilder.build(), graphDef, 1);
graphDef = GraphDef.newBuilder(graphDef).setVersion(6).removeEdgeKind(edgeKindWithId).removeTypeDef(edgeTypeDef.getLabel()).removeTypeDef(vertexTypeDef.getLabel()).clearUnusedPropertyName(Collections.emptySet()).build();
assertEquals(graphDef, ddlResult.getGraphDef());
ddlOperations = ddlResult.getDdlOperations();
assertEquals(ddlOperations.size(), 3);
assertEquals(ddlOperations.get(0).toBlob().toProto(), new RemoveEdgeKindOperation(0, 4L, edgeKindWithId).toBlob().toProto());
assertEquals(ddlOperations.get(1).toBlob().toProto(), new DropEdgeTypeOperation(0, 5L, edgeLabelId).toBlob().toProto());
assertEquals(ddlOperations.get(2).toBlob().toProto(), new DropVertexTypeOperation(0, 6L, vertexLabelId).toBlob().toProto());
}
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