entity-framework-6

Which database systems (relational or NoSql) are supported by Entity Framework 6 and/or 7? The Entity Framework documentation has a long list (right hand side) of 3rd party providers. The ones listed today are: MySQL Connector/NET System.Data.SQLite Oracle Data Provider for .NET VistaDB Devart cdata OpenLink Software IBM Sybase SQL Anywhere Sybase Adaptive Server Enterprise Phoenix Software Solutions Synergex Firebird Npgsql NuoDB Ritmo for IBM i (DB2) EF7 is harder to find info for, but here are some links that may help: http://blogs.msdn.com/b/adonet/archive/2014/05/19/ef7-new-platforms-new

I've been trying to create navigation properties for my collection types and I found this example of how one person accomplished it using OnModelCreating. I gave it a try in my MVC 5 application and I recieved this error when trying to update my database: One or more validation errors were detected during model generation: BlogEngine.Models.IdentityUserLogin: : EntityType 'IdentityUserLogin' has no key defined. Define the key for this EntityType. BlogEngine.Models.IdentityUserRole: : EntityType 'IdentityUserRole' has no key defined. Define the key for this EntityType. IdentityUserLogins:

I was going through the list of NuGet Packages and I was updating everything things like bootstrap, jQuery, etc. but while I was doing that, I unthinkingly updated Microsoft.Owin and another package (might have been EF or something else) and it was a major version update...woops. I had to jump through hoops by deleting my project, getting an older version from source control and getting everything back to the right versions. Everything is back to normal and I have one last issue. Razor Syntax. When I open up any of my views...anywhere in the project, I get this: Notice how anything using Razor

This question already has an answer here: Generated query for tinyint column introduces a CAST to int 9 answers Out of ideas here. I have a simple table that is model first mapped with Entity Framework and I get the following SQL generated: (@p__linq__0 int,@p__linq__1 int)SELECT [Extent1].[BucketRef] AS [BucketRef], [Extent1].[VariantNo] AS [VariantNo], [Extent1].[SliceNo] AS [SliceNo], [Extent1].[TradeNo] AS [TradeNo], [Extent1].[TradeBegin] AS [TradeBegin], [Extent1].[TradeEnd] AS [TradeEnd], FROM [simstg].[Trade] AS [Extent1] WHERE ((( CAST( [Extent1].[BucketRef] AS int) = @p__linq__0) AND

Using Schema First , I have a database structure, as so ExternalDataItems --- edataitem_id PK -- surrogate auto-increment - NOT for FK relation here datahash UX -- Candidate Key / Unique Index (binary(20)) ExternalMaps --- emap_id PK ext_datahash FK on ExternalDataItems.datahash - NOT referencing the surrogate PK and after generating the SSDL/CSDL 1 has this <Association Name="FK_ExtMaps_ExtDataItems"> <End Multiplicity="1" Role="ExternalDataItems" Type="Store.ExternalDataItems" /> <End Multiplicity="*" Role="ExternalMaps" Type="Store.ExternalMaps" /> <ReferentialConstraint> <!-- error on this