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Mongoose for Application Development

You're reading from   Mongoose for Application Development Mongoose streamlines application development on the Node.js stack and this book is the ideal guide to both the concepts and practical application. From connecting to a database to re-usable plugins, it's all here.

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Product type Paperback
Published in Aug 2013
Publisher Packt
ISBN-13 9781782168195
Length 142 pages
Edition 1st Edition
Languages
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Author (1):
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Simon Holmes Simon Holmes
Author Profile Icon Simon Holmes
Simon Holmes
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Table of Contents (18) Chapters Close

Mongoose for Application Development
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
1. Introducing Mongoose to the Technology Stack 2. Establishing a Database Connection FREE CHAPTER 3. Schemas and Models 4. Interacting with Data – an Introduction 5. Interacting with Data – Creation 6. Interacting with Data – Reading, Querying, and Finding 7. Interacting with Data – Updating 8. Interacting with Data – Deleting 9. Validating Data 10. Complex Schemas 11. Plugins – Re-using Code Index

Closing the connection


As we have already seen, the general best practice is to open your connection at application start up, and keep it open. However, there are times when you will want to close the connection. For example, if your application is shutting down, or restarting, the database connection needs to be manually closed, or if you are running a single-hit script rather than a persistent application.

Calling the close command

Each Mongoose connection has a close() method that takes an optional callback function.

If you are using the default connection you call it like the following code snippet does:

mongoose.connection.close(function () {
  console.log('Mongoose default connection closed');
});

Calling the close() method on a named connection is just as easy, using our example from earlier:

adminConnection.close(function () {
  console.log('Mongoose connection adminConnection closed');
});

Closing when the Node process ends

As a rule you should tidy up the connections when your Node application...

You have been reading a chapter from
Mongoose for Application Development
Published in: Aug 2013
Publisher: Packt
ISBN-13: 9781782168195
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