article thumbnail

How to Optimize Data Warehouse with STAR Schema?

Analytics Vidhya

A major advantage of the STAR […] The post How to Optimize Data Warehouse with STAR Schema? This star-like structure simplifies complex queries, enhances performance, and is ideal for large datasets requiring fast retrieval and simplified joins. appeared first on Analytics Vidhya.

article thumbnail

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.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

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 […].

article thumbnail

Data Warehouse for the Beginners!

Analytics Vidhya

DHW, short for Data Warehouse, was presented first by great IBM researchers Barry Devlin and Paul […]. The post Data Warehouse for the Beginners! IBM is one name that easily enters the picture whenever long history in computer science is involved. appeared first on Analytics Vidhya.

article thumbnail

Checklist Report: Preparing for the Next-Generation Cloud Data Architecture

Data architectures to support reporting, business intelligence, and analytics have evolved dramatically over the past 10 years.

article thumbnail

Capital One Offers Cost Controls for Cloud Data Warehouses

David Menninger's Analyst Perspectives

While Capital One Software has focused specifically on Snowflake AI Data Cloud environments, the company announced in June 2024 that it intends to adapt Slingshot to the Databricks’ Data Intelligence Platform to address cost management. These were amongst the concerns that prompted the development of Capital One Slingshot.

article thumbnail

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 […].

article thumbnail

The Unexpected Cost of Data Copies

An organization’s data is copied for many reasons, namely ingesting datasets into data warehouses, creating performance-optimized copies, and building BI extracts for analysis.

article thumbnail

Top Considerations for Building an Open Cloud Data Lake

The key prerequisites for meeting the needs of non-technical users while adhering to data governance policies. How cloud data lake engines enable a better balance between data warehouse investments versus those in the cloud data lake

article thumbnail

The Next-Generation Cloud Data Lake: An Open, No-Copy Data Architecture

However, they often struggle with increasingly larger data volumes, reverting back to bottlenecking data access to manage large numbers of data engineering requests and rising data warehousing costs. This new open data architecture is built to maximize data access with minimal data movement and no data copies.

article thumbnail

TCO Considerations of Using a Cloud Data Warehouse for BI and Analytics

Enterprises are pouring money into data management software – to the tune of $73 billion in 2020 – but are seeing very little return on their data investments.