I was wrong about IsolationLevel. If use Isolationlevel.Serializable
exception message changes to:
On 17 September 2015 at 17:32, Геннадий Забула <zabulu...@gmail.com> wrote:
> I'm trying to insert to database multiple items at once via following code:
>
> using (var transaction =
> act.Database.BeginTransaction(System.Data.IsolationLevel.RepeatableRead))
> {
> // inserting and updating several related entities.
> act.SaveChanges() // Throws exception
> }
>
> Exception message:
> lock conflict on no wait transaction
> deadlock
> update conflicts with concurrent update
> concurrent transaction number is 665378
>
> A problematic query that throws is about updating the entity, that all
> my queries update.
>
> Using any other IsolationLevel doesn't affect the behavior.
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