Data Science for Business: Data Analytics Guide with Strategies and Techniques by Charles Jensen

Data Science for Business: Data Analytics Guide with Strategies and Techniques by Charles Jensen

Author:Charles Jensen
Language: eng
Format: azw3
Published: 2017-07-11T07:00:00+00:00


Database querying

Querying is requesting for a specific subset of data or statistics about data that is processed in a technical language and done in a database system. This technique is appropriate when an analyst knows what they’re looking for and what is the subpopulation of interest in a given data from a database.

Data Warehousing

Data warehouses are infrastructures that collect and consolidate data from multiple systems having their own database. Each data warehouse does not have to collect every data but it can integrate only one to three databases that could help provide data mining technologies basis to look for patterns present in the business.



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