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System data objects objectquery c#

2019-09-20 15:56

The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats Developer, Database Administrator, Help Desk, etc. , so I know a lot of things but not a lot about one thing.Here are the examples of the csharp api class taken from open source projects. By voting up you can indicate which examples are system data objects objectquery c#

The ObjectQuery generic class represents a query that returns a collection of zero or more objects of a specific type. The ObjectContext must be defined before an object query can be executed. This context provides the connection and metadata information that is required to compose and execute the query.

The type or namespace name 'Objects' does not exist in the namespace 'System. Data' (are you missing an assembly reference? ) Also, the using statement System. Data. Objects doesn't resolve for the same reason. I tried adding the assembly as reference, but couldn't find it in the. NET tab of assembly references. Any thoughts? Thanks! Jun 10, 2011  what is the namespace for ObjectQuery [Answered RSS. 3 replies Last post Jun 10, 2011 08: 21 The namespace for ObjectQuery is System. Data. Objects, you may need to add as a reference to be able to see the namespace. system data objects objectquery c# Dim productID 900 Using context As New ' Define the object query for the specific product. Dim productQuery As ObjectQuery(Of Product) @productID ) productID)) ' Write the store commands for the query.

How to convert DbSet in Entity framework to ObjectQuery. expression cannot be determined because there is no implicit conversion between it is possible to convert DbSet in Entity framework to ObjectQuery using the below lines of code. ObjectContext objectContext system data objects objectquery c# Jan 04, 2011 No coercion operator is defined between types and How did ctx. MyEntities2 become an ObjectQuery and how can I create a repository based on IDbSet when the type returned from the context is actually an ObjectQuery? The System. Data. Objects namespace includes classes that provide access to the core functionality of Object Services. These classes enable you to query, insert, update, and delete data by working with strongly typed CLR objects that are instances of entity types. Combines the results of the query with the results of another object query, including all duplicates. Combines the results of the query with the results of another object query, including all duplicates.

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