Investopedia

Comprehensive Guide to Aggregate Functions: Definition and Examples

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
InfoQ

Google BigQuery Previews Cross-Region SQL Queries for Distributed Data

Google Cloud has recently announced the preview of a global queries feature for BigQuery. The new option lets developers run SQL queries across data stored in different geographic regions without ...
GitHub

mingjie-wei/sql-guidebook

A comprehensive SQL learning project using a custom HR database for advanced SQL query practice. -- 1.2 Find female employees select * from employees where gender = 'F'; -- 1.3 Employees hired after ...
IEEE

Enhancing SQL Query Security using Graph-based Hierarchical Embeddings with SMOTE and Advanced Neural Networks for Robust Detection

Abstract: SQL Injection Attacks (SQLIA) are still a significant security vulnerability, targeting issues in database query validation for intruder access. The research proposes a graph-based ...
GitHub

sql-joins

🧠 Structured SQL Learning Repository | Beginner to Advanced Topics + Real Projects 🎯 Covers core SQL skills, window functions, performance tuning, and hands-on data warehousing/EDA projects This ...