RazorPagesMovieContext
object handles the task of connecting to the database and mapping Movie
objects to database records. The database context is registered with the Dependency Injection container in the ConfigureServices
method in Startup.cs:ConnectionString
. For local development, it gets the connection string from the appsettings.json file.Database={Database name}
) will be different for your generated code. The name value is arbitrary.*.mdf
files in the C:Users<user>
directory.Movie
table and select View Designer:ID
. By default, EF creates a property named ID
for the primary key.Movie
table and select View Data:ef migrations add
command succeeds but the ef database update
command fails. Due to these limitations, this tutorial doesn't use migrations for SQLite schema changes. Instead, when the schema changes, you drop and re-create the database.SeedData
in the Models folder with the following code:Main
method to do the following:Update-Database
has not been run:SqlException: Cannot open database 'RazorPagesMovieContext-' requested by the login. The login failed.
Login failed for user 'user name'.
Startup
class) so the seed method runs. To force initialization, IIS Express must be stopped and restarted. You can do this with any of the following approaches:RazorPagesMovieContext
object handles the task of connecting to the database and mapping Movie
objects to database records. The database context is registered with the Dependency Injection container in the ConfigureServices
method in Startup.cs:ConfigureServices
, see:CookiePolicyOptions
.ConnectionString
. For local development, it gets the connection string from the appsettings.json file.Database={Database name}
) will be different for your generated code. The name value is arbitrary.*.mdf
files in the C:/Users/<user/>
directory.Movie
table and select View Designer:ID
. By default, EF creates a property named ID
for the primary key.Movie
table and select View Data:ef migrations add
command succeeds but the ef database update
command fails. Due to these limitations, this tutorial doesn't use migrations for SQLite schema changes. Instead, when the schema changes, you drop and re-create the database.ef migrations add
command succeeds but the ef database update
command fails. Due to these limitations, this tutorial doesn't use migrations for SQLite schema changes. Instead, when the schema changes, you drop and re-create the database.SeedData
in the Models folder with the following code:Main
method to do the following:Database.Migrate
. It's added to the preceding code to prevent the following exception when Update-Database
has not been run:Startup
class) so the seed method runs. To force initialization, IIS Express must be stopped and restarted. You can do this with any of the following approaches: