Monthly Archives: April 2015

Types of NoSQL databases

A NoSQL database provides a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases.¬† NoSQL is often interpreted as Not-only-SQL to emphasize that they may also support SQL-like … Continue reading

Posted in Hadoop, SQLServerPedia Syndication | 8 Comments

What is a data lake?

A “data lake” is a storage repository, usually in Hadoop, that holds a vast amount of raw data in its native format until it is needed.¬† It’s a great place for investigating, exploring,¬†experimenting, and refining data, in addition to archiving … Continue reading

Posted in Data Lake, Data warehouse, Hadoop, SQLServerPedia Syndication | 9 Comments