How to check if a database contains a certain element in Entity Framework?

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SG15542019-09-09 16:34:03

C++ / C#

SG1554, 2019-09-09 16:34:03

How to check if a database contains a certain element in Entity Framework?

How to check the database for the presence of certain elements because the same elements cannot be added to the database in the Entity Framework.

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benjik, 2019-09-19
@SG1554

Through the DbSet's .AddOrUpdate() method.
Here is an example of usage.

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