SQL Functions for Data Transformation: String, Numeric, and Conditional Functions

Excelr13 Jun, 2025Technology

Learn the core SQL functions every data analyst must know, as covered in the best data analyst course. This guide explains how string, numeric, and conditional functions are used to transform, clean, and analyse data for real-world business insights. Whether you're starting out or sharpening your skills, these techniques are essential for mastering SQL and becoming proficient in data-driven decision-making.