« Dapper » : différence entre les versions
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* [https://github.com/cornflourblue/dotnet-7-dapper-mysql-crud-api dotnet-7-dapper-mysql-crud-api] | * [https://github.com/cornflourblue/dotnet-7-dapper-mysql-crud-api dotnet-7-dapper-mysql-crud-api] | ||
* [https://dapper-plus.net Dapper Plus] | * [https://dapper-plus.net Dapper Plus] | ||
* [https://tacta.io/en/news/generic-repository-pattern-using-dapper/20 Generic repository pattern using Dapper] | |||
* [https://github.com/moraleslarios/MoralesLarios.Data Generic Repository based in Dapper] | |||
= [https://www.c-sharpcorner.com/article/dapper-vs-entity-framework-core-vs-ado-net-which-one-should-you-choose/ Description] = | = [https://www.c-sharpcorner.com/article/dapper-vs-entity-framework-core-vs-ado-net-which-one-should-you-choose/ Description] = | ||
Version du 13 août 2023 à 15:07
Links
- dotnet-7-dapper-mysql-crud-api
- Dapper Plus
- Generic repository pattern using Dapper
- Generic Repository based in Dapper
Description
Dapper is ideal for scenarios where performance is critical and developers want fine-grained control over the database operations.
Dapper is also easy to learn and use comparing to EF.
Nuget packages
|
dotnet add package Dapper dotnet add package MySQLConnection # for MySqlConnection |
Dependency Injection
| Program.cs |
var connectionString = builder.Configuration.GetConnectionString("MyDatabase");
builder.Services.AddSingleton<IDbConnectionFactory, MySqlConnectionFactory>(
_ => new MySqlConnectionFactory(connectionString));
|
| DataAccess/MySqlConnectionFactory.cs |
public class MySqlConnectionFactory : IDbConnectionFactory
{
private readonly string connectionString;
public MySqlConnectionFactory(string connectionString)
{
this.connectionString = connectionString;
}
public IDbConnection CreateConnection() => new MySqlConnection(connectionString);
}
|
| DataAccess/IDbConnectionFactory.cs |
public interface IDbConnectionFactory
{
IDbConnection CreateConnection();
}
|
| Repositories/ItemRepository.cs |
using var dbConnection = dbConnectionFactory.CreateConnection();
var sql = """
select * from item
""");
var items = await dbConnection.QueryAsync<Item>(sql);
|
