Examples of programming questions in entity-framework

Entity framework Invalid Column name, EF adds number 1 to primary key
How to get original Entity from ChangeTracker
EF Code First prevent property mapping with Fluent API
No Entity Framework provider found for 'MySql.Data.MySqlClient' ADO.NET provider
Linq query using list or array of ids
Deleting an item with entity framework
Understanding code first virtual properties
EntityFramework code based migrations, how is order determined?
LINQ to Entities does not recognize the method 'System.TimeSpan Subtract(System.DateTime)' method
Entity Framework Code Migrations - Stuck on Initial Migration
Mixing Fluent API and DataAnnotations in EF code first
How to unit test a repository pattern that uses Entity Framework?
Multiplicity constraint violated. The role '...' of the relationship '...' has multiplicity 1 or 0..1
Linq to Entity Join table with multiple OR conditions
ComboBox DataSource And Entity FrameWork
When to use DbSet<T>.Add() vs DbSet<T>.Attach()
Query ToList() returns null
Delete parent with children in one to many relationship
Entity Framework 6 - how to convert this line to async?
List of Expression<Func<T, TProperty>>
Add data annotations to a class generated by entity framework
Entity Framework 6 Code First function mapping
How to run Seed() method of Configuration class of migrations
Create database index with Entity Framework
uniqueidentifier in SQL becomes lower case in c#
Is it possible to create a generic method for adding items to a entity framework dbset?
Circular reference detected exception while serializing object to JSON
Entity Framework Find vs. Where
Entity Framework: When to use Set<>
Calling a stored procedure with nothing to return using Entity Framework
Can you use a CASE statement with OrderBy in an LINQ to Entities query?
Entity Framework: DbContext and setting the ProviderName
Entity Framework DbContext: Value cannot be null, parameter name source
.Select Vs .Include Vs .Select Many
Can you get the DbContext from a DbSet?
Aggregate root with Entity Framework using Domain Driven Design
The name 'EntityState' does not exist in the current context
How can I write Take(1) in query syntax
Can I use dapper-dot-net with Entity Framework?
Using entity framework on multiple databases
Client side validation for unique field mvc
Entity Framework not saving modified children
Entity Framework - Include / Reference / Collection
How to cancel an async query the right way
ORM Entities vs. Domain Entities under Entity Framework 6.0
How would I add a parameter to entity framework raw sql command
Have model contain field without adding it to the database?
iterating over DbSet<TEntity> vs IQueryable<out T>
EntityFramework not updating column with default value
Log in process using entity framework asp.net mvc
Entity Framework: "ProviderName" in connection string required- all of the sudden?
DbContext has been disposed
LINQ to Entities does not recognize the method 'System.Linq.IQueryable`
How to detect IsNull / NotNull when building dynamic LINQ expressions?
Entity Framework: How to detect external changes to database
Entity Framework Polymorphic associations
Find all duplicate records in SQL table with Entity Framework
Handle exceptions in entity framework 4
Why does Add-Migration sometimes create duplicate migrations?
Entity framework migrations - generate sql script of current database model
Entity Framework Migrations - How to create a Unit Test to Ensure Migrations Model is up to Date?
Unit Testing and Entity Framework
How to ignore a DbUpdateConcurrencyException when deleting an entity
EF Code First Fluent API specifying the Foreign Key property
Change EF 6 Code Generation Strategy from T4
How to change type of id in Microsoft.AspNet.Identity.EntityFramework.IdentityUser
Operator '&&' cannot be applied to operands of type 'lambda expression' and 'lambda expression
PHP equivalent of .Net Entity Framework
pass model to view using viewbag
How to check if my SQL Server Express database exceeds the 10 GB size limit?
Ambiguous Invocation IQueryable or IEnumerable
EF6 wraps every single stored procedure call in its own transaction. How to prevent this?
Advice on mapping of entities to domain objects
Models.ApplicationDbContext for all models in an Asp.Net MVC 5 application?
Entity framework update model from database not generating cs class for newly added table in tt class
Entity Framework: difference between Detach and AsNoTracking
create text column with Entity Framework Code First
must declare the scalar variable '@custid' using dbcontext.Database.SqlQuery?
Problems using Entity Framework 6 and SQLite
How to fake DbContext.Entry method in Entity Framework with repository pattern
EF 6 database first: How to update stored procedures?
EF 6 IsRequired() allowing empty strings
MySQL For Visual Studio 2012/2013
Casting errors when attempting to return an IQueryable<MyType>
Repository pattern and mapping between domain models and Entity Framework
Does getting entities with AsNoTracking() disable the automatic call to DetectChanges()?
Save Flag Enums in SQL Database and EF6. Is this possible?
How to mock Entity Framework 6 Async methods?
Setting MaxLength for all strings in Entity Framework code first
Timeout in IO operation
Can't use a MySQL connection for entity framework 6
An error occurred while starting a transaction on the provider connection. See the inner exception for details
Entity Framework 6: Code First Cascade delete
Transactional batch processing with OData
ApplicationUser - how do I use it? what do I need to put in my using clauses?
Entity-Framework. Testing that SaveChanges is present and called in the correct place in a method
How to test if database is hosted on SQL Azure?
Error: No Entity Framework provider found for the ADO.NET provider with invariant name 'System.Data.SqlClient'
Does using AsNoTracking() make a difference when only returning fields?
Support for Table Valued Functions in EF6 Code First?
AsNoTracking() Method Is Missing From Context in Entity Framework
The ObjectContext instance has been disposed and can no longer be used for operations that require a connection. in Reference table
DatabaseGeneratedOption.Identity not generating an Id
Code first migration error "Implicit conversion from data type nvarchar(max) to varbinary(max) is not allowed
Inconsistent accessibility: property type in DbContext
Define a variable in Entity class which is not a column
Entity Framework : Change connection string at runtime
Error Copying file bin\EntityFramework.SqlServer.xml to ..\bin\EntityFramework.SqlServer.xml failed
Does new ASP.NET MVC identity framework work without Entity Framework and SQL Server?
Purpose of EF 6.x DbContext Generator option when adding a new data item in Visual Studio
Migrating to Asp.Net Identity 2.0: new columns not being created in AspNetUsers table
No mapping exists from ObjectParameter to a known managed provider native type
How to manually set entity primary key in Entity Framework code first database?
ASP.NET Identity with Repository and Unit of Work
Entity Framework - Unable to load the specified metadata resource
Entity Framework 6 - Does not create tables when enabling Migrations
The entity type ApplicationUser is not part of the model for the current context
how to pass two parameters to call a stored procedure through c# mvc function
Entity framework, code first. Child objects not populating when called
What is the difference between ExecuteSqlCommand vs SqlQuery ? when doing a db access?
Why is there no SingleOrDefaultAsync for IQueryables?
ASP.NET Identity - Multiple object sets per type are not supported
Scalable Contains method for LINQ against a SQL backend
Entity Framework Code First DateTime field update on modification
Does Entity Framework support parallel async queries?
Model First: how to add property of type Color?
Cannot implicitly convert type System.Data.Entity.Core.Objects.ObjectResult to System.Data.Objects.ObjectResult
Database first create entity framework 6.1.1 model using system.data.sqlite 1.0.93
EF 6 Parameter Sniffing
Why DbSet<TEntity> doesn't implement EnumerableAsync
How to avoid Query Plan re-compilation when using IEnumerable.Contains in Entity Framework LINQ queries?
Sequence contains more than one element error in EF CF Migrations
Handle multiple result from a stored procedure with SqlQuery
Entity framework, can I map a class to a key/value table?
GlobalConfiguration does not contain a definition for Configure
How do you write a parameterized where-in raw sql query in Entity Framework
Prevent Entity Framework adding ORDER BY when using Include
Exception on Inner LINQ query when calling ToList()
ASP.NET Identity remove column from AspNetUsers table
How to set up the Entity Framework model for Identity Framework to work against an existing database?
Unable to generate an explicit migration because the following explicit migrations are pending
Add-Migration while there are explicit migrations pending
How to execute a full text search using entity framework 6
Picking random record from Entity Framework database without OrderBy
AspNetUsers' ID as Foreign key in separate table, one-to-one relationship
How to set a 0..* relationship in Entity Framework Code First?
SetExecutionStrategy to SqlAzureExecutionStrategy with DbMigrationsConfiguration?
More than one migrations configuration type was found in the assembly 'SMSApp'. Specify the name of the one to use
Join table with collection EntityFramework
How can I convert DateTime to String in Linq Query?
How to RESEED LocalDB Table using Entity Framework?
LINQ Order By Descending with Null Values on Bottom
Entity to json error - A circular reference was detected while serializing an object of type
Is there a way to have class names be different from your table names?
How to specify the name of the table to be used by DbContext
How to use FluentValidation within c# application
DbContext -> DbSet -> Where clause is missing (Entity Framework 6)
Entity Framework C# convert int to bool
Get entity navigation properties after insert
c# async when returning LINQ
How to handle domain events that are raised by event handlers?
Can private setters be used in an entity model?
DBSet does not contain a definition for Where
Changing Namespaces in Entity Framework
Mock AsNoTracking Entity Framework
Creating inheritance users from base asp.net identity user
Does Entity Framework's DbContext save changes if no changes were made?
The number of primary key values passed must match number of primary key values defined on the entity
Entity Framework 6 - Timing queries
Oracle.ManagedDataAccess.EntityFramework - ORA-01918: user 'dbo' does not exist
Add new Required Field to one of table with EF Code First Migration
Get max & min from Entity Framework, in one query and with best query possible
LINQ where in List
Store enum names in database with Entity Framework
Could not determine storage version - Entity Framework
One to many recursive relationship with Code First
Convert DbContext to Datatable in Code first entity framework
Entity Framework : Sharing entities across different DbContexts
The current model no longer matches the model used to pre-generate the mapping views
Using multiple dbcontext instances and dependency injection
Code First Migration - Entity Framework - unable to add column to the table
What is a Discriminator column in ASP.NET Migrations?
The model backing the 'DataContext' context has changed since the database was created
Can I create a mock db context which I can add to, then search?
Use Entity Framework to update column length and data in single migration
Entity Framework Code first: cycles or multiple cascade paths
Entity Framework 6 - Code First: table schema from classes' namespace
Preventing "'System.DateTime' failed because the materialized value is null
Pass expression parameter as argument to another expression
The type or namespace name 'SignInManager' could not be found (are you missing a using directive or an assembly reference?)
Entity Framework 6 Code First Custom Functions
Inject DbContext with Autofac
Violation of primary key Entity Framework Code First
Entity framework code first migrations, sql user permissions?
Return Anonymous Type using SqlQuery RAW Query in Entity Framework
Why is there an Error in ef Add-Migration
Sample for Entity Framework 6 + Code First + Oracle 12c
cannot convert from 'System.Data.Objects.ObjectParameter' to 'System.Data.Entity.Core.Objects.ObjectParameter'
Can I do a dry run of Update-Database in EF 6?
Using SqlQuery<Dictionary<string, string>> in Entity Framework 6
How to use Group by and Having count clause in entity framework
How can I create a conditional where clause using LINQ
How does the Take() method work?
How to pass a null value into a stored procedure with Entity Framework?
Could not find an implementation of the query pattern for source type 'System.Data.Entity.DbSet'
How do i delete single record from table using EF 6.1.1
Entity framework issue "The table/view ' does not have a primary key defined.
Getting data from stored procedure with Entity Framework
Atomic Read and Write with Entity Framework
Update-Database" command fails with TimeOut exception
How to write query in Entity Framework with conditional multiple where condition?
Get List of Modified Objects within Entity Framework 7
The Entity Framework provider type 'System.Data.Entity.SqlServer.SqlProviderServices, EntityFramework.SqlServer' could not be loaded
EntityFramework CodeFirst: CASCADE DELETE for same table many-to-many relationship
Retrieve table data from stored procedure using entity framework
Entity Framework Filter Index
Ajax POST to controller action to update view model, and then reload div
Entity framework Code First One-to-One relationship
OData over Web API - how to query nested properties?
Add leading zeros with LINQ and Entity Framework
The configuration section 'entityFramework' cannot be read because it is missing a section declaration
EF migrations Code First. Add column to database if column doesn't exist
The navigation on entity type has not been added to the model, or ignored, or entityType ignored
EF query to Oracle throwing "ORA-12704: character set mismatch
Decimal Precision Lost when saved to DB, C#. I am using Entity Framework
How to use migration programmatically in EntityFramework Codefirst?
Can I use C# string interpolation with Linq to SQL
Cross Join in Entity framework Lambda Expressions
Why throws exception when using Guid.Parse() method?
Entity Framework query performance differs extrem with raw SQL execution
Profile Image in AspNet Identity
Entity Framework Database First many-to-many
How to convert Anonymous Type to Strong Type from LINQ query
Postgresql and Entity Framework
Where clause not working on LINQ IQueryable query
How to set the right AttachDbFilename relative path in ASP.NET Core?
AutoMapper throwing StackOverflowException when calling ProjectTo<T>() on IQueryable
When to use Include in EF? Not needed in projection?
Entity Framework Core DbContext and Dependency Injection
c# convert DbContextTransaction to SqlTransaction
Asp.net Core Entity Framework cannot find IndexAttribute
Modeling a many-to-many relationship between 3 tables with Code First
Does it make sense to use MetadataType to enforce validations in case of Code First?
Different seed for development and production
How to skip last 2 records and get all other records with linq?
Entity-Framework auto update
IDbAsyncQueryProvider in EntityFrameworkCore
DateTime.Kind set to unspecified, not UTC, upon loading from database
Disabling Entity Framework proxy creation
Type or namespace name Mock<> could not be found Entity Framework 6