Download MongoDB Cookbook by Amol Nayak PDF

By Amol Nayak

MongoDB is a high-performance and feature-rich NoSQL database that kinds the spine of various advanced improvement structures. you are going to definitely locate the MongoDB resolution you're trying to find during this book.

Starting with the right way to initialize the server in 3 various modes with quite a few configurations, you are going to then examine quite a few abilities together with the fundamentals of complex question operations and lines in MongoDB and tracking and backup utilizing MMS. From there, you could delve into recipes on cloud deployment, integration with Hadoop, and enhancing developer productiveness. through the tip of this e-book, you've a transparent concept approximately the right way to layout, strengthen, and install MongoDB.

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MongoDB Cookbook

MongoDB is a high-performance and feature-rich NoSQL database that kinds the spine of diverse complicated improvement structures. you'll definitely locate the MongoDB resolution you're looking for during this book.

Starting with how you can initialize the server in 3 various modes with numerous configurations, you are going to then research various talents together with the fundamentals of complicated question operations and lines in MongoDB and tracking and backup utilizing MMS. From there, you could delve into recipes on cloud deployment, integration with Hadoop, and enhancing developer productiveness. by way of the top of this publication, you've a transparent concept approximately find out how to layout, strengthen, and install MongoDB.

Extra resources for MongoDB Cookbook

Example text

Bat file) that contains all the logic to create the relevant directories and then spawn three mongod processes in three shells. We will see how to query from a secondary instance in the next recipe. Not giving the same value will throw the following error: { "ok" : 0, "errmsg" : "couldn't initiate : set name does not match the set name host Amol-PC:27000 expects" } If all goes well and the initiate call is successful, you will see something like the following JSON response on the shell: { "info" : "Config now saved locally.

It can be saved at any other location too). 3. js 4. 6 connecting to: test > 5. Test the database that the shell is connected to by typing the following command: > db This should print out test on the console. 6. Now, type in the following command on the shell: > sayHello('Fred') Hello Fred, how are you? js file that contain valid JavaScript code, possibly some complex business logic. js files> If there are no arguments passed to the mongo executable, it is equivalent to passing db address as localhost:27017/test.

Their sole objective is to ensure high availability. Let's sum up what we need to do. We will start three mongod processes (Mongo server instances) on our localhost. The following diagram will give you an idea as to how the cluster will look like: How to do it… Let's take a look at the steps in detail: 1. Ensure that these directories have appropriate write permissions for the Mongo server to write the data and logs. 2. log --port 27002 --smallfiles --oplogSize 128 -fork 3. Start the Mongo shell and connect to any of the Mongo servers that are running.

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