Understanding documents

By now, you must have understood the concept of buckets, its working and configuration, and so on. Let's now understand the items that get stored in buckets. So, what is a document? A document is a piece of information or data that gets stored in a bucket. It's the smallest item that can be stored in a bucket. As a developer, you will always be working on a bucket, in terms of documents. Documents are similar to a row in the RDBMS table schema but, in NoSQL terminologies, it will be referred to as a document. It's a way of thinking and designing data objects. All information and data should get stored as a document as if it were a physical document. All NoSQL databases, including Couchbase, don't require a fixed schema to store documents or data in a particular bucket. These documents are represented in the form of JSON. Further information and design practices for a document, along with JSON, will be discussed in the next chapter. For the time being, let's try to...