Modeling MongoDB with Relational Model Proposed by Christopher Polanco

Outline Introduction MongoDB Relation Algebra Relational Model of MongoDB MongoDB Relational Algebra Operations of MongoDB

Introduction E.F. Codd Relational DB SQL Relational DB not enough NoSQL

MongoDB Open source document-oriented DB BSON Many features Load Balancing Indexing Replication Etc Many Differences

Relational Algebra E.F. Codd Six primitive operators union set difference Cartesian product selection projection rename

Relational Model of MongoDB Modeling MongoDB Relation DB similarities Collection -> Table Document -> Tuple Keys -> Fields Keys defined in tuple

Operation of MongoDB Find SELECT Distinct Used to query all the values of a given key Group GROUP BY Join Not Supported

GROUP BY

Conclusion

Questions?