The Top 15 Advanced SQL commands for Data Analysis and Data Engineering. Table of index Window functions Common Table Expressions (CTEs) Recursive queries Pivot tables Analytic functions Unpivot Conditional aggregation Date functions Merge statements Case statements String functions Grouping sets Cross joins Inline views Set operators If you are into...

Using Tableau to build interactive data visuals Data visualisation is a core skill in any data scientist’s arsenal. The volume of data generated in any enterprise is enormous, and making timely executive decisions relies on having all the relevant data and most current analysis available at your fingertips. In many...