https://youtu.be/iwoPFuR-rN0 Medallion Architecture is a modern data lakehouse framework with three layers: Bronze (raw data), Silver (cleansed data), and Gold…
https://youtu.be/npUPV3BUHv0 Optimize your SQL queries: Ensure the underlying queries are efficient Add indexes to frequently filtered or sorted fields Use…
https://youtu.be/-OPNSd3-0HQ Struggling with slow Crystal Reports when dealing with millions of records? In this video, we’ll show you how to…
https://youtu.be/kL-rmkvdA0c Learn how to transform your dimensional model into a visually stunning report using Power BI Desktop. In this step-by-step…
https://youtu.be/1BcOA9c-sbs Learn how to apply Principal Component Analysis (PCA) in machine learning for dimensionality reduction. In this step-by-step tutorial, we’ll…
https://youtu.be/4BICvKcAte4 In this SQL tutorial, you'll learn how to use the UNION ALL operator to combine the results of multiple…
https://youtu.be/1HGQ9m26tO0 In this SQL tutorial, we’ll explore how to summarize data effectively using the HAVING clause and correlated subqueries. Learn…
https://youtu.be/wL1OB8c5MQQ For Complete Source: visit https://www.businessintelligence.bi/2025/03/05/sql-correlated-sub-query-explained-fetch-employees-with-above-average-salary-using-ctes/ In this video, we break down an advanced SQL query step by step! Learn…
https://youtu.be/2oSHwgloOr0 A Common Table Expression (CTE) is the result set of a query which exists temporarily and for use only…
https://youtu.be/cUNyvvKtoBg Learn how to combine data from multiple tables in SQL using JOINs. In this detailed tutorial, we'll walk you…