Linq null date

A query provider is a library that translates C query expressions into a native data format, such as Entity Framework Core. Query providers implement the System. IQueryProvider interface to create data sources that implement the System. Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Sincerely, Linda Liu Please remember to mark the replies as answers if they help and unmark them if they provide no help.

If you have any feedback, please tell us. Friday, March 19, AM. Are your property and ALL internal fields nullable datetime? Including any ORM. If so. Try checking. Handle nulls in the view. Wednesday, March 17, AM. One important feature is that the inner query can refer to the fields of the elements in the outer container, like a self-join. Skip to main content. This browser is no longer supported.

Download Microsoft Edge More info. Contents Exit focus mode. Please rate your experience Yes No. But now assume, there is already a customer entry where some datetime value is set to DOB field. Now user wants to clear this value remove the birthdate , then in this case I have to pass a null value using UpdateOn to clear the datetime filed in corresponding customer row. Note the cast of null to DateTime?

The current problem is that the compiler can't work out the type of the conditional expression based on the operands. The problem with your second attempt is that you're creating a new non-nullable DateTime value, i. You could change that to:. BTW i can't find anything like nullDateTime. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Asked 10 years, 9 months ago.