It is common to want to validate that your entities are ‘valid’ before you save them to the database. A naive form of validation might be to try to ensure that your entities are ‘valid’ before you add them to the context, but this doesn’t help you if
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Background: In order to be an EF power user today you really need to be familiar with EntitySets . For example you need to understand EntitySets in order to use AttachTo(…) or create EntityKeys . In most cases there is only one possible EntitySet for
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