MongoDB设计模式（影印版） txt umd azw3 下载 fb2 pdf 在线 免费

无论你正在搭建一个社交媒体网站还是一个内部使用的企业应用，《MongoDB设计模式(影印版)》这本注重实践的指南都可以为你展示出在MongoDB和它所用来解决的商业问题之间的紧密联系。你将学习如何把MongoDB设计模式应用到多个具有挑战性的领域中，比如电子商务、内容管理和在线游戏。通过使用 Python和JayaScript的代码实例，你将了解MongoDB 是如何让你在调整数据模型的同时简化开发流程。很多商业应用在还没有理解如何更有效地使用NoSQL数据库之前就直接启用了它。这本《MongoDB设计模式( 影印版)》(作者科普兰)将为你演示文档嵌入、多态性架构和其他处理特定大数据用例的MongoDB模式的优势所在，包括：营运智能：执行商业数据的实时分析。电子商务：让MongoDB成为产品目录大师或者库存管理系统。内容管理：学习用来存储内容节点、二元资产和讨论区的方法。在线广告网络：把技术运用于广告播放的频次控制、关键字定位和竞价。社交网络：学习如何存储一个仿效Google+的复杂社交图。

在线游戏：为一个多人角色扮演游戏提供对人物和世界数据的并发访问。

Preface

Part I．Design Patterns

1．To EmbedOrReference

Relational Data Modeling and Normalization

What Is a Normal Form，Anyway?

So What's the Problem?

Denormalizing for Performance

MongoDB：Wh0 Needs Normalization．Anyway?

MongoDB Document Format

Embedding for Locality

Embedding for Atomicity and Isolation

Referencing for Flexibilitv

Referencing for Potentially High--Arity Relationships

Many-to-Many Relationships

Conclusion

2．PolymorphicSchemas

Polymorphic Schemas to SuppoObjectOriented Programming

Polymorphic Schemas Enable Schema Evolution

Storage(In-)Efficiency ofBSON

Polymorphic Schemas SuppoSemiStructured Domain Data

Conclusion

3．MimickingTransactional Behavior

The Relational Approach to Consistency

Compound Documents

Using Complex Updates

Optimistic Update with Compensation

Conclusion

Partll．UseCases

4．OperationalIntelligence

Storing Log Data

Solution 0verview

Schema Design

Operations

Sharding Concerns

Managing Event Data Growth

PreAggregated Reports

Solution 0verview

Schema Design

Operations

Sharding Concerns

Hierarchical Aggregation

Solution Overview

Schema Design

MapReduce

Operations

Sharding Concerns

5．Ecommetce

Product Catalog

Solution Overview

Operations

Sharding Concerns

Category Hierarchy

Solution Overview

Schema Design

Operations

Sharding Concerns

Inventory Management

Solution 0verview

Schema

Operations

Sharding Concerns

6．ContentManagementSystems

Metadata and Asset Management

Solution Overview

Schema Design

Operations

Sharding Concerns

Storing Comments

Solution 0verview

Approach：One Document per Comment

Approach：Embedding All Comments

Approach：Hybrid Schema Design

Sharding Concerns

7．OnlineAdvertising Networks

Solution Overview

Design 1：Basic Ad Serving

Schema Design

Operation：Choose an Ad to Serve

Operation：Make an Ad Campaign Inactive

Sharding Concerns

Design 2：Adding Frequency Capping

Schema Design

Operation：Choose an Ad to Serve

Sharding

Design 3：Keyword Targeting

Schema Design

Operation：Choose a Group ofAds to Serve

8．SociaI Networking

Solution Overview

Schema Design

Independent Collections

Dependent Collections

Operations

Viewing a News Feed or WaU Posts

Commenting on a Post

Creating a New Post

Maintaining the Social Graph

Sharding

9．OnlineGaminq．

Solution Overview

Schema Design

Character Schema

Rem Schema

Locion Schema

Operations

Load Character Data from MongoDB

Extract Armor and Weapon Data for Display

Extract Character Attributes，Inventorand Room Information for Display

PickUp anItemfrom aRoom

Remove an Item from a Container

Move the Character to a Different Room

Buy an Item

Sharding

Afterword

Index

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编辑推荐

    MongoDB是一个介于关系数据库和非关系数据库之间的产品，是非关系数据库当中功能*丰富，*像关系数据库的。他支持的数据结构非常松散，是类似json的bson格式，因此可以存储比较复杂的数据类型。 对于新手和那些想要获取更多实践知识的有经验用户来说，《MongoDB设计模式(影印版)》(作者科普兰)都是一本必要的读物。