10/26/2022 0 Comments Psn stuff custom databaseProtected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder) Public Entit圜onfigurationContext(string connectionString) => Private readonly string _connectionString Public class Entit圜onfigurationContext : DbContext Providers/Entit圜onfigurationContext.cs: using Public record Settings(string Id, string Value) įor information on record types, see Record types in C# 9.Īdd an Entit圜onfigurationContext to store and access the configured values. For example, you could add a Settings.cs file in your Models folder: namespace Reload-on-change isn't implemented, so updating the database after the app has started will not affect the app's configuration.ĭefine a Settings record type entity for storing configuration values in the database.The provider doesn't query the database on a per-key basis. The provider reads a database table into configuration at startup.To use a database that requires a connection string, get a connection string from an interim configuration.The EF in-memory database is used for demonstration purposes.The provider has the following characteristics: #Psn stuff custom database how to#The sample app demonstrates how to create a basic configuration provider that reads configuration key-value pairs from a database using Entity Framework (EF) Core. In this article, you'll learn how to implement a custom configuration provider that relies on a database as its configuration source. You may need to implement a custom configuration provider when one of the available providers doesn't suit your application needs. There are many configuration providers available for common configuration sources such as JSON, XML, and INI files.
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