Lesson 5: Key Value Stores (AKA ‘Tuple’ Stores)


Summary:  Key Value Stores like Hadoop were here first and excel at fast storage of unstructured data.
In the beginning (about 2008) there was Hadoop.  More co…

Source: www.datasciencecentral.com

The content of the bucket can be literally anything you like but applications around unstructured or semi-structured data are the most common.  These can be used to store large blocks of unstructured data (e.g. customer service logs, the stored backup image of a smartphone, weblogs, the Gettysburg Address, anything).  The buckets can hold quite large entries including BLOBs (Basic Large Objects).  To read the value you need to know the key and bucket.

See on Scoop.itData Nerd’s Corner

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