Hacker

SQL Data Modification Commands With Examples: A Quick and Simple Guide

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...
Hacker

SQL Window Functions: A Quick Review With Examples

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...
www.cs.cmu.edu

The Key to Effective UDF Optimization: Before Inlining, First Perform Outlining

SQL is the de facto query language used to interact with databases. Since SQL is declarative, users express the intended result of their query rather than the concrete procedural steps to produce the ...
IEEE

SPSDN: A Security Platform for SDN Networks with an AI-based SQL Injection Attack Detection and Mitigation as An Example Service

Abstract: As Software-Defined Networking (SDN) technology continues its rapid expansion, the landscape of security vulnerabilities is expected to undergo significant evolution in the near future [3] .
GitHub

[BUG]: raw SQL fields selected from subqueries should not require manually-defined aliases

GENERIC CASE: I ran into this while doing a simple subquery, generally of the form db.select().from(subquery).orderBy(something), where the subquery includes raw SQL fields. I am effectively selecting ...
GitHub

tauhiide/Task6-SQL-SUBQUERIES

1️) Scalar Subquery in SELECT: SELECT e.emp_id, e.emp_name, e.salary, (SELECT ROUND(AVG(salary), 2) FROM employees WHERE dept_id = e.dept_id) AS dept_avg_salary FROM employees e; 2️) Correlated ...