![]() Get-Migrations ĭisplays the migrations that have been applied to the target database. ![]() Get-Migrationsĭisplays the migrations that have been applied to the target database. ![]() If automatic migrations are disabled an error message is shown. If the database is still incompatible with the model the additional changes required are applied as an separate automatic migration step if automatic migrations are enabled. The command always runs any pending code-based migrations first. To see the examples, type: get-help Update-Database -examples.įor more information, type: get-help Update-Database -detailed.įor technical information, type: get-help Update-Database -full. Specifies the provider invariant name of the connection string. Specifies that data loss is acceptable during automatic migration of the Generate a SQL script rather than executing the pending changes directly. If ommitted, the current model will be used. Specifies the name of a particular migration to update the database to. If ommitted, the last applied migration in the database will be used. Specifies the name of a particular migration to use as the update’s starting point. Updates the database to the current model by applying pending migrations. Update-DatabaseĪpplies any pending migrations to the database. To see the examples, type: get-help Add-Migration -examples.įor more information, type: get-help Add-Migration -detailed.įor technical information, type: get-help Add-Migration -full. Doing this assumes that the target database schema is compatible with the current model. Scaffolds an empty migration ignoring any pending changes detected in the current model. This can be used to create an initial, empty migration to enable Migrations for an existing database. If omitted, the context’s default connection will be used. Specifies the the connection string to use. Specifies the name of a connection string to use from the application’s configuration file. If omitted, migrations will attempt to locate a single migrations configuration type in the target project. Specifies the migrations configuration to use. If omitted, the specified project’s configuration file is used. ![]() Specifies the configuration file to use for named connection strings. If ommitted, the default project selected in package manager console is used. Specifies the project that contains the migration configuration type to be used. Specifies that the migration user code be overwritten when re-scaffolding an existing migration. Scaffolds a new migration script and adds it to the project. To later change the option, just change the assignment in the file. The flag for enabling automatic migrations is saved in the Migrations\Configuration.cs file, in the constructor. To see the examples, type: get-help Enable-Migrations -examples.įor more information, type: get-help Enable-Migrations -detailed.įor technical information, type: get-help Enable-Migrations -full. For more information, type: get-help about_commonparameters. This cmdlet supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, WarningVariable, OutBuffer and OutVariable. Specifies that the migrations configuration be overwritten when running more than once for given project. If omitted, the default project selected in package manager console is used. Specifies the project that the scaffolded migrations configuration class will be added to. Specifies whether automatic migrations will be enabled in the scaffolded migrations configuration. If ommitted, automatic migrations will be disabled. If the target database was created by an initializer, an initial migration will be created (unless automatic migrations are enabled via the EnableAutomaticMigrations parameter). SyntaxĮnable-Migrations ]Įnables Migrations by scaffolding a migrations configuration class in the project. Enable-MigrationsĮnables Code First Migrations in a project. I’ve added line breaks to avoid vertical scrollbars. Please note that all commands should be entered on the same line. My own comments are placed under the Additional Information heading. I’ve also added some own comments where I think some information is missing. The information here is the output of running get-help command-name -detailed for each of the commands in the package manager console (running EF 4.3.1).
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