Onmodelcreating Ef Core

Entity Types - EF Core | Microsoft Docs

Mar 09, 2022 · EF Core can read and write entity instances from/to the database, and if you're using a relational database, EF Core can create tables for your entities via migrations. ... protected override void OnModelCreating(ModelBuilder modelBuilder) { modelBuilder.Entity() .ToTable("AspNetUsers", t => t.ExcludeFromMigrations()); } With ...
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Fluent API Configuration - Learn Entity Framework Core

In pre-.NET Core versions of Entity Framework, this is achieved by creating classes that derive from EntityTypeConfiguration, and then using Fluent API to override conventions in the class constructor. These classes are then added to the DbModelBuilder's configuration in the OnModelCreating method. Prior to version 2.0 of Entity ...
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Multi-tenancy - EF Core | Microsoft Docs

May 11, 2022 · In a different approach, the same database may handle tenant1 and tenant2 by using table schemas.. Tenant1 - tenant1.CustomerData; Tenant2 - tenant2.CustomerData; If you are not using EF Core to handle database updates with migrations and already have multi-schema tables, you can override the schema in a DbContext in OnModelCreating like this (the schema …
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A Cleaner Way To Do Entity Configuration With EF Core

Jun 27, 2020 · protected override void OnModelCreating(ModelBuilder modelBuilder) { base.OnModelCreating(modelBuilder); modelBuilder.Entity() .Property(x => x.MyField).IsRequired(); } ... it should be the actual name of your real context). EF Core will then go and find all implementations of IEntityTypeConfiguration and use that as config for your ...
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Working with SQL views in Entity Framework Core - Stack Overflow

Mar 16, 2016 · EF Core supports the views, here is the details. This feature was added in EF Core 2.1 under the name of query types. In EF Core 3.0 the concept was renamed to keyless entity types. The [Keyless] Data Annotation became available in EFCore 5.0. It is working not that much different than normal entities; but has some special points.
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