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所在平台: Udemy |
课程主页: https://www.udemy.com/course/dp-420-microsoft-azure-cosmos-db-practice-test/
课程评论：没有评论
课程名称：DP-420 Microsoft Azure Cosmos DB - 实践测试 课程概述：欢迎来到“Cosmos DB基础知识”课程，这是您掌握微软全球分布的多模型数据库服务的入门课程。该课程旨在为初学者介绍在有效使用Cosmos DB所需的核心概念和实践技能。无论您是开发人员、数据工程师还是IT专业人员，本课程都为您提供了一个全面的基础，使您能够理解和利用Cosmos DB进行各种以数据为驱动的应用程序。 课程内容： 本课程涵盖Cosmos DB的基础知识，包括其架构原则和实际应用。Cosmos DB是一个完全托管的NoSQL数据库服务，设计目的是高可用、可扩展和低延迟。它支持多种数据模型，包括文档、键值、图形和列族，使其成为现代应用开发的多功能选择。 您将学习的内容： 1. **Cosmos DB简介**：了解Cosmos DB是什么、其关键特性和优势。 2. **API和数据模型**：学习Cosmos DB中可用的不同API（如SQL API、MongoDB API、Cassandra API、Gremlin API和Table API），探讨每种API如何满足不同数据模型和应用案例的需求。 3. **数据分区与吞吐量**：深入了解Cosmos DB如何处理数据分区，以实现可扩展性和性能; 理解请求单元（RUs）的概念及其在吞吐量和性能管理中的应用。 4. **一致性模型**：探索Cosmos DB提供的各种一致性级别（如强一致性、有界时效性、一致会话、一致前缀和最终一致性），学习如何根据应用需求选择合适的一致性级别。 5. **索引与查询**：理解Cosmos DB的自动索引功能如何支持JSON文档的高效查询，学习如何使用SQL API执行复杂查询并优化查询性能。 6. **变更提要与实时处理**：发现变更提要功能如何启用实时数据处理和事件驱动架构，学习如何利用变更提要构建响应数据变化的实时应用。 7. **全球分布与高可用性**：探索Cosmos DB如何通过地理复制和多区域部署确保高可用性，理解全球分布对数据持久性和应用性能的影响。 8. **安全性与合规性**：学习Cosmos DB的安全特性（包括加密、访问控制和行业标准的合规性），理解如何实施最佳实践以保护您的Cosmos DB部署。 9. **实践练习与项目**：通过动手练习和项目应用您的知识，模拟真实世界的场景，构建和管理Cosmos DB容器，执行查询并处理数据更改。 通过本课程结束时，您将对Cosmos DB的架构、特性以及最佳实践有扎实的理解。您将能够设计和实施可扩展、高性能的应用程序，利用其多模型能力和全球分布特性。无论您是希望提升技能以实现职业发展，还是希望应对特定的数据挑战，本课程都将为您提供所需的实践知识，助您在Cosmos DB领域中脱颖而出。
Welcome to the "Cosmos DB Fundamentals" course, your gateway to mastering Microsoft's globally distributed, multi-model database service. This course is meticulously designed to introduce beginners to the core concepts and practical skills needed to effectively work with Cosmos DB. Whether you're a developer, data engineer, or IT professional, this course provides a comprehensive foundation in understanding and leveraging Cosmos DB for various data-driven applications.Course Overview:Cosmos DB is a fully managed NoSQL database service designed for high availability, scalability, and low latency. It supports multiple data models, including document, key-value, graph, and column-family, making it a versatile choice for modern application development. This course covers the essentials of Cosmos DB, from its architectural principles to its practical usage.What You Will Learn:Introduction to Cosmos DB:Discover what Cosmos DB is, its key features, and its benefits.Understand the core concepts such as global distribution, multi-model support, and consistency levels.APIs and Data Models:Learn about the different APIs available in Cosmos DB, including SQL API, MongoDB API, Cassandra API, Gremlin API, and Table API.Explore how each API caters to different data models and use cases, helping you choose the right one for your application needs.Data Partitioning and Throughput:Gain insights into how Cosmos DB handles data partitioning to achieve scalability and performance.Understand the concept of Request Units (RUs) and how they are used to manage throughput and performance.Consistency Models:Explore the various consistency levels offered by Cosmos DB, such as Strong, Bounded Staleness, Session, Consistent Prefix, and Eventual consistency.Learn how to select the appropriate consistency level based on your application's requirements.Indexing and Querying:Understand the automatic indexing feature of Cosmos DB and how it supports efficient querying of JSON documents.Learn how to perform complex queries using the SQL API and optimize query performance.Change Feed and Real-Time Processing:Discover how the Change Feed feature enables real-time data processing and event-driven architectures.Learn how to use Change Feed to build applications that respond to data changes in real time.Global Distribution and High Availability:Explore how Cosmos DB ensures high availability through geo-replication and multi-region deployments.Understand the impact of global distribution on data durability and application performance.Security and Compliance:Learn about the security features of Cosmos DB, including encryption, access control, and compliance with industry standards.Understand how to implement best practices for securing your Cosmos DB deployments.Practical Exercises and Projects:Apply your knowledge through hands-on exercises and projects that simulate real-world scenarios.Build and manage Cosmos DB containers, execute queries, and handle data changes.By the end of this course, you will have a solid understanding of Cosmos DB's architecture, features, and best practices. You'll be equipped to design and implement scalable, high-performance applications using Cosmos DB, leveraging its multi-model capabilities and global distribution features. Whether you aim to enhance your skills for career advancement or tackle specific data challenges, this course provides the practical knowledge you need to excel with Cosmos DB.
