sharding mongodb

... Báo cáo Sharding trong MongoDB ~Phạm Danh Vũ~ 1. Một số khái niệm cơ bản trong việc sharding Mongo Three different components are involved in sharding as follows: shard A ... testdb, enable sharding testdb, trong testdb tạo 1 collection có tên là testcollection - Tạo Database testdb > testdb = db.getSisterDB("testdb") testdb - Enable sharding testdb > ... gõ C:\...

Ngày tải lên: 23/05/2014, 14:52

... languages today operate on objects, what if MongoDB used a data structure that resembled an object? MongoDB Is a Document Database The founders decided to build MongoDB as a document database. At the ... in MongoDB. In addition to simplier and faster operations, MongoDB also makes heavy use of mem- ory mapped files. At the risk of oversimplifying things, essentially what this means...

Ngày tải lên: 01/11/2013, 09:57

... languages today operate on objects, what if MongoDB used a data structure that resembled an object? MongoDB Is a Document Database The founders decided to build MongoDB as a document database. At the ... in MongoDB. In addition to simplier and faster operations, MongoDB also makes heavy use of mem- ory mapped files. At the risk of oversimplifying things, essentially what this means...

Ngày tải lên: 17/02/2014, 23:20

... máy local: import com .mongodb. Mongo; import com .mongodb. DB; import com .mongodb. DBCollection; import com .mongodb. BasicDBObject; import com .mongodb. DBObject; import com .mongodb. DBCursor; Mongo ... Để tạo kết nối tới MongoDB thì điều kiện tối thiểu cần đáp ứng là tên của cơ sở dữ liệu, về mặt kỹ thuật thì database này không cần thiết phải tồn tại, nếu không có thì Mongo...

Ngày tải lên: 06/03/2014, 05:20

... separate your visual HTML layout from your functional JavaScript application code. Chapter 4, MongoDB I love MongoDB because it is fast and easy to set up, easy to interface with, and speaks the same ... research. Organization This book is broadly organized into two sections, the first providing an overview of Node.js, MongoDB, and Backbone.js (the core technology discussed in this book)...

Ngày tải lên: 06/03/2014, 20:21

... 1 Chapter 1: Geng Started with MongoDB 7 The NoSQL movement 8 Types of NoSQL databases 8 MongoDB – A document-based NoSQL database 9 Why MongoDB? 9 Who is using MongoDB? 9 MongoDB concepts—Databases, ... acon – downloading and running MongoDB on Linux 15 Installing MongoDB on OS X 17 Conguring MongoDB 17 Command-line parameters 17 File-based conguraon 18 Stopping MongoDB...

Ngày tải lên: 15/03/2014, 22:20

... way. 1 www.it-ebooks.info What Is Sharding? Sharding is the method MongoDB uses to split a large collection across several servers (called a cluster). While sharding has roots in relational database ... partitioning, it is (like most aspects of MongoDB) very different. The biggest difference between any partitioning schemes you’ve probably used and MongoDB is that MongoDB does alm...

Ngày tải lên: 17/03/2014, 19:20

... 18 Conguring the MongoDB server 19 Starng MongoDB 19 Stopping MongoDB 21 The MongoDB CLI 21 Understanding JavaScript Object Notaon (JSON) 21 Connecng to MongoDB using Mongo 22 Saving informaon ... 72 Dates in MongoDB 72 JavaScript and MongoDB 72 Time for acon – wring our own custom funcons in MongoDB 73 Ensuring write consistency or "read your writes" 73 How...

Ngày tải lên: 22/03/2014, 17:20

... in MongoDB is “it depends.” MongoDB Document Format Before getting into detail about when and why to use MongoDB s array types, let’s review just what a MongoDB document is. Documents in MongoDB ... polymorphism in MongoDB. Chapter 3: Mimicking Transactional Behavior This chapter is a kind of apologia for MongoDB s lack of complex, multidocument transactions. It illustrates how M...

Ngày tải lên: 23/03/2014, 21:20