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An Introduction to Data Warehouse

Analytics Vidhya

Introduction The following is an in-depth article explaining what data warehousing is as well as its types, characteristics, benefits, and disadvantages. What is a data warehouse? The post An Introduction to Data Warehouse appeared first on Analytics Vidhya. Why is […].

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Data Warehouses, Data Marts and Data Lakes

Analytics Vidhya

By their definition, the types of data it stores and how it can be accessible to users differ. This article will discuss some of the features and applications of data warehouses, data marts, and data […]. The post Data Warehouses, Data Marts and Data Lakes appeared first on Analytics Vidhya.

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Most Frequently Asked Data Warehouse Interview Questions

Analytics Vidhya

Introduction Organizations are turning to cloud-based technology for efficient data collecting, reporting, and analysis in today’s fast-changing business environment. Data and analytics have become critical for firms to remain competitive.

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Data Warehouses: Basic Concepts for data enthusiasts

Analytics Vidhya

Introduction The purpose of a data warehouse is to combine multiple sources to generate different insights that help companies make better decisions and forecasting. It consists of historical and commutative data from single or multiple sources. Most data scientists, big data analysts, and business […].

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The Need for Data Warehouse and Its Alternatives

Analytics Vidhya

Introduction Data from different sources are brought to a single location and then converted into a format that the data warehouse can process and store. For example, a company stores data about its customers, products, employees, salaries, sales, and invoices. A boss may […].

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How to Build a Data Warehouse Using PostgreSQL in Python?

Analytics Vidhya

ArticleVideo Book This article was published as a part of the Data Science Blogathon Introduction Data warehouse generalizes and mingles data in multidimensional space. The post How to Build a Data Warehouse Using PostgreSQL in Python? appeared first on Analytics Vidhya.

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Data Warehouse Interview Questions

Analytics Vidhya

source: svitla.com Introduction Before jumping to the data warehouse interview questions, let’s first understand the overview of a data warehouse. The data is then organized and structured […] The post Data Warehouse Interview Questions appeared first on Analytics Vidhya.