June 2014
Intermediate to advanced
696 pages
38h 52m
English
Content preview from Node.js, MongoDB, and AngularJS Web DevelopmentBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Collection Creation, Listing, and Deleting Example
To illustrate the process of creating, listing, and deleting collections, Listing 13.5 makes a series of chained callbacks that list the collections, create a new collection, and then delete the new collection. The code is very basic and easy to follow. Figure 13.5 shows the output.
Listing 13.5 collection_create_list_delete.js: Creating, retrieving, and deleting collections on a MongoDB database
01 var MongoClient = require('mongodb').MongoClient;02 MongoClient.connect("mongodb://localhost/", function(err, db) {03 var newDB = db.db("newDB");04 newDB.collectionNames(function(err, collectionNames){05 console.log("Initial collections: ");06 console.log(collectionNames); ...
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