About Data Warehousing

Data warehousing is the process of collecting, storing, and managing large sets of data for analysis. It involves gathering data from various sources and transforming it into a format that can be easily accessed and analyzed.

That data is typically organized into a centralized repository which is optimized for fast querying and analysis.

Why do business need it?

Essentially, to gain insights and make more informed decisions, eliminating some of the guesswork. It also allows organizations to combine data from multiple sources, such as sales, customer service, and marketing, to get a more comprehensive view of their business.

Data warehousing involves a range of tools and techniques, including data extraction, data transformation, and data loading.

What is it used for?

• Cleaning: having data in a central repository allows for better data hygiene practices, leading to more accurate and consistent data.
• Scale: in the era of big data, with businesses seeking to harness the power of large data sets, warehousing is essential.
• Data Mining: using algorithms to identify patterns and trends in the data can be more efficient when done from a central repository.

Overall,  any modern data-driven businesses, attempting to make better decisions and stay ahead of the competition should consider it.