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Data Modeling for MongoDB by Steve Hoberman

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APPENDIX C Glossary

abstraction

Abstraction brings flexibility to your data models by redefining and combining some of the attributes, entities, and relationships within the model into more generic terms. For example, we may abstract Employee and Consumer into the more generic concept of Person. A Person can play many Roles, two of which are Employee and Consumer.

ACID

ACID stands for Atomic, Consistent, Isolated, and Durable. Atomic means everything within a transaction succeeds or the entire transaction is rolled back. Consistent means that the data accurately reflects any changes up to a certain point in time. ...

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