Book Image

Apps and Services with .NET 8 - Second Edition

By : Mark J. Price
5 (7)
Book Image

Apps and Services with .NET 8 - Second Edition

5 (7)
By: Mark J. Price

Overview of this book

Elevate your practical C# and .NET skills to the next level with this new edition of Apps and Services with .NET 8. With chapters that put a variety of technologies into practice, including Web API, gRPC, GraphQL, and SignalR, this book will give you a broader scope of knowledge than other books that often focus on only a handful of .NET technologies. You’ll dive into the new unified model for Blazor Full Stack and leverage .NET MAUI to develop mobile and desktop apps. This new edition introduces the latest enhancements, including the seamless implementation of web services with ADO.NET SqlClient's native Ahead-of-Time (AOT) support. Popular library coverage now includes Humanizer and Noda Time. There’s also a brand-new chapter that delves into service architecture, caching, queuing, and robust background services. By the end of this book, you’ll have a wide range of best practices and deep insights under your belt to help you build rich apps and efficient services.
Table of Contents (19 chapters)
18
Index

Manipulating data with the Core (SQL) API

The most common API for working with data in Azure Cosmos DB is Core (SQL).

The full documentation for the Core (SQL) API can be found at the following link: https://learn.microsoft.com/en-us/azure/cosmos-db/sql/.

Performing CRUD operations with the Cosmos SQL API

You can perform CRUD operations on JSON documents in Cosmos with the SQL API by calling the following most common overloads of methods on an instance of the Microsoft.Azure.Cosmos.Container class:

  • ReadItemAsync<T>(id, partitionKey): Where T is the item type to get, id is its unique identifier, and partitionKey is its partition key value.
  • ReadManyItemsAsync<T>(idsAndPartitionKeys): Where T is the item type to get, and idsAndPartitionKeys are the unique identifiers and partition key values of a read-only list of items to retrieve.
  • CreateItemAsync(object): Where object is an instance of the item type to insert.
  • DeleteItemAsync...