wcf-data-services-client

问题 I've been trying to get an answer to this question for quite some time. Since the WCF Dataservice isn't thread safe, and often it needs to be recreated, once I query my datastore for a record, how do I extract the ETAG from that response so I can use it when I reconstruct my datacontext? 回答1: That depends on which language/library you're using on the client and which format you're using on the wire (ATOM vs JSON). The ETag is stored in the payload and in case of a single entity payload also

问题 Problem In an OData 4 service on Web API, what is the proper way to call nested $expand from a .NET client? We are using the OData Client Generator. Back in the prior WCF Data Services with OData 3 service we could call .Expand("Customers/Orders") . In Web API with OData 4 we can no longer do so and receive the following should you attempt .Expand("Customers/Orders") : The query specified in the URI is not valid. Found a path traversing multiple navigation >properties. Please rephrase the