Andere NoSQL-databases zijn weer ontworpen voor het leggen van verbanden. NoSQL-databases hebben vaak geen of beperkte mogelijkheden voor joins: het combineren van twee schema's oftewel tabellen.

For many other NoSQL systems, support for SQL is rendered moot by their schema-free design. Schemas essentially restrict and define the types of records that can be stored in a database.

Andere NoSQL-databases zijn weer ontworpen voor het leggen van verbanden. NoSQL-databases hebben vaak geen of beperkte mogelijkheden voor joins: het combineren van twee schema's oftewel tabellen.

NoSQL continues to gain adoption, primarily due to the need for it in corporate daily operations and the freedom it provides compared to the rigid schemas associated with relational technologies.

In the NoSQL databases, it's a single lookup. Schema design doesn't go away, but it changes: you think about the queries you'd like to execute, and how you can perform those efficiently.

The design of a schema in MongoDB is just as important as it is in RDBMS. Indeed, schema design can be even more complicated in MongoDB. At least in SQL databases, we have the 'first normal form' ...