How can I use async methods for data access in C#?
You can use the async
and await
keywords in C# to perform asynchronous data access. This allows your application to remain responsive while waiting for data operations to complete.
Can you show me a simple example?
Sure! Here's a basic example:
public async Task<List<User>> GetUsersAsync() {
using (var context = new MyDbContext()) {
return await context.Users.ToListAsync();
}
}
What if I want to handle exceptions?
You can use a try-catch block to handle exceptions in your async methods. For example:
public async Task<List<User>> GetUsersAsync() {
try {
using (var context = new MyDbContext()) {
return await context.Users.ToListAsync();
}
} catch (Exception ex) {
// Handle exception
Console.WriteLine(ex.Message);
return new List<User>();
}
}
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