Entity Framework second level cache

What is the best way to compare two entity framework entities?

Override the Equals method of your object and write an implementation that compares the properties that make it equal. ... public override bool Equals(object obj) { return MyProperty == ((MyObject)obj).MyProperty }

Entity Framework won't SaveChanges on new entity with two-level relationship

I realise I'm late to this, but I had a similar problem and I hacked through it for about 3 hours before I came up with a solution. I'd post code, but it's at home - I can do it later if someone needs it....Here are some things to check:...Set a breakpoint on the SaveChanges() call and examine the object context in depth. You should see a list of...

asp.net mvc 5 entity framework 6 identity working with trust level = medium?

The component "Identity" from Microsoft needs server with "Full Trust" Level to run....Check Answer from Levi. ...Visual Studio 2013 Web Forms Site doesn't work with trust level "Medium"

Entity Framework: how to find transaction isolation level in SQL Profiler?

You picked the wrong tools because with Entity Framework Profiler you can easily check the isolation level (and lots of information about EF behaviour)....This is my transaction sample : ...begin transaction with isolation level: ReadCommitted ...More info : ...https://hibernatingrhinos.com/products/efprof/learn

Entity Framework 6 Creating Two table from the same entity object

You cannot have multiple ...DbSet... pointing to the same class in one ...DbContext.... Your options are:...Creating new class with same properties ...Inheritance...Using different ...DBContext...s

Entity Framework 6 Code first One-to-Many relation in 3rd level child tables

I figured it out. ...ApplicationUser... and ...Customer... tables are ...one-to one... so the both tables has the same ...PK... (...String Id... in ...ApplicationUser... and ...String UserId... in ...Customer...). Logically we can think these two tables as one table with ...PK... of type ...string.... The ...Contact... table is a child of ...Cust...

Exclude certain entities from second-level caching

I found the answer in ...this blog post.......In order to exclude some entities, you need to create a caching policy and drive a class from ...CachingPolicy.......After overriding ...CanBeCached... method, you can return ...false... to prevent caching....This is my working code:...class CacheConfiguration : DbConfiguration { public CacheConfigu...

Entity Framework, Load multiple entities by primary key in a single query while still using caching

Not implicitly....Where()... will always query the database. To explicit query the cache you need to use ....Local...: ...dbContext.Entity.Local.Where(......This will not hit the database but it will only return entities that have been cached/loaded before....Good to know: to view the queries define a Log function like this: ...dbContext.Database.L...

Do we need external caching mechanism while EF 6 use caching out of the box?

The fact that EF caches entities in context is in no way a replacement for "real" cache, for various reasons:...You should not reuse EF context for more that one logical operation, because EF context represents unit of work, and so should be used according to this pattern. Also, even if you for some reason reuse context in multiple operations - you...

EF Core 3 not loading related data in second or deeper level

In your ...GetQueryable... method parameters replace ...string includeProperties = null... with ...Func<IQueryable<T>, IIncludableQueryable<T, object>> includes == null... and then in the method body update the code as follows:...if (includes != null) { query = includes(query); } ...Now when calling the ...GetQueryable... method, pass the value...