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[.NET Core] (EntityFrameworkCore) EF Core automatically migrates and upgrades databases

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Posted on 11/25/2019 11:04:10 AM | | | |
1: Preliminary preparations

Prepare entities (corresponding to database tables), database operation classes, database connection strings, and database operation services.
Create an iteration file using the Add-Migration command

2. Automatically upgrade the database through the Database.Migrate() method, the code is as follows



The Migrate method is an extension method in the Microsoft.EntityFrameworkCore.Relational.dll package.

Attached, I encapsulated the method:

Finally, the code is executed, and a new database is successfully created, and there is a table __EFMigrationsHistory that is automatically generated to record the Migrations record.







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