Week 5 - Document Stores Flashcards Preview

Data Processing at Scale > Week 5 - Document Stores > Flashcards

Flashcards in Week 5 - Document Stores Deck (5)
Loading flashcards...
1
Q

Document Store

A

Document Store is a database that uses a document-oriented model to store data.

Document store databases store each record and its associated data within a single document. Each document contains semi-structured data that can be queried against using various query and analytics tools of the DBMS.

2
Q

what is BSON

A

Binary version of json

3
Q

Does Document storage have referential integrity?

A

No

4
Q

3 Advantages of Document storage

A

1) Documents are independent units (fasht
2) Application logic is easy to write (not sql queries)
3) Unstructured data is easy to store

5
Q

Disadvantages of Document storage

A

1) no joins
2) no referential integrity
3) SQL (not easy to integrate with an SQL app)