graph - NOSQLDB categories..Need more info -


are below categories of nosql db?

key value , columnar , document & graph

i have idea on hbase, columnar storage nosql db; stores data in key value pair. document , graph type? these 2 related nosql db?

please share link/details can more info in document , graph type nosql db.

check out martin fowler introduction nosql in youtube:

https://www.youtube.com/watch?v=qi_g07c_q5i

abstract:

martin gives rapid introduction nosql databases: came from, nature of data models use, , different way have think consistency. outlines kinds of circumstances should consider using them, why not make relational databases obsolete, , important consequence of polyglot persistence.

i'm sure clarify vision different nosql databases.

regards.


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