Tag: Data Analysis
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SQL Functions: A Deep Dive into Essential Functions
Welcome back to our SQL journey! In our previous discussions, we’ve built a solid foundation – from setting up our database and defining its tables to manipulating data with DDL and DML commands, and even mastering various JOIN operations to link related information. Today, we’re taking another crucial step forward by delving into SQL Functions.…
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Mastering SQL Basics: Part 2 – Going Deep with JOINS
In our previous blog, Mastering SQL Basics: Part 1, we built a solid foundation—learning how to create databases, define and manage tables, insert and retrieve data, and apply essential SQL commands. Now, equipped with those basics, it’s time to move beyond single-table queries to one of the most critical topics in relational databases: SQL JOINS. In…