Articles by Tag #sql

Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!

Count(*) vs Count(1) in SQL

When working with SQL databases, efficient data retrieval and manipulation are crucial. One common...

Learn More 399 18Aug 1 '24

Improving Performance of PostgreSQL queries

I recently wanted to implement some raw SQL queries and work on the efficiency of them so that...

Learn More 146 15Sep 30 '24

Database Tools 🛢️🔧 in 2024: A Year in Review 🗓️

Database tools are the critical enablers that bridge the diverse needs of developers, database...

Learn More 106 4Dec 25 '24

5-Week Data Career Boot Camp: Orientation and Foundations.

5-Week Data Career Boot Camp is LuxDevHQ program that aims to demystify data careers, make learning...

Learn More 106 1Jul 30 '24

As a Google Web Developer, I’d like to introduce my top 5 go-to tools

I’m a Web Developer who has been working at Google for 5 years. I often get asked by other...

Learn More 91 12Jul 18 '24

SQL Complete guide for Interview

Structured Query Language or SQL is a standard database language that is used to create, maintain,...

Learn More 56 7Aug 21 '24

5 Essential SQL Skills Learned from a Decade of Experience

In my ten years of working with SQL, I've honed several critical skills that significantly enhance...

Learn More 55 33Nov 20 '24

Creating Unique Slugs on Supabase with PostgreSQL

In web development, creating clean and SEO-friendly URLs is crucial. One way to achieve this is by...

Learn More 55 1Aug 23 '24

SQL Recursive Queries - Understanding Common Table Expressions (CTEs)

Recursive queries in SQL, enabled by Common Table Expressions (CTEs), allow us to work with...

Learn More 43 5Jan 16

Introducing StackQL - Manage Your Cloud Services & Interact with APIs using SQL 🧑‍💻🔥

In the fast-paced digital age, modern cloud stacks have become more complex, meaning users often have...

Learn More 42 3Feb 17

😻🦾 Top 5 Text2SQL AI Tools in 2024 🤖🔁

If you work with databases, SQL AI tools can significantly improve your productivity and efficiency....

Learn More 41 2Oct 22 '24

Best way to learn SQL

How I Learned SQL (And How You Can Too) I’m Brandon, CEO and Co-Founder of Outerbase. We...

Learn More 39 5Jan 22

Top 20+ Full-stack Projects For Beginners in C#, ASP.NET , .NET CORE

1. Simple-.NET-MVC-5-Shopping-Cart An experimental online shopping cart built using C#...

Learn More 39 1Nov 17 '24

LuxDevHQ (Lux Academy and Data Science East Africa) Training Program in AI, Data Science, Analytics, and Data Engineering

LuxDevHQ (Lux Academy and Data Science East Africa ) offers a 6-month intensive Data Science,...

Learn More 37 0Nov 1 '24

SQL Leetcode Questions

SQL Leetcode Questions. Combine Two Tables - 175. Combine Two Tables Second Highest...

Learn More 37 2Nov 11 '24

SQL Cheatsheet: A Handy Reference for SQL Commands with Examples

Welcome to the ultimate SQL Cheatsheet! If you're working with databases, you know how crucial SQL...

Learn More 36 8Oct 16 '24

🚀 Go-ing Full-Stack: Building Dynamic Web Apps with Go 🐹, PostgreSQL 🐘, Docker 🐳, and HTTP Servers 🌐

You know, sometimes Go is all you need to... well, go far. In this tutorial, we’re going full-stack...

Learn More 36 3Nov 15 '24

True Alphanumeric / natural sorting in MySQL - why is the answer always recursion?

Yesterday I attempted to solve alphanumeric sorting in MySQL and failed. (read that article here) I...

Learn More 35 7Nov 17 '24

Mastering Databases: From Optimizing Queries to Distributed Systems — Hoài Nhớ

Databases are at the core of modern applications, from e-commerce to social platforms, powering...

Learn More 33 8Oct 22 '24

Alphanumeric / Natural sort in MySQL - 30 years and we still can't do this? 😤

Our QA team are absolute monsters, they're monsters I tell you! No matter how much I try to bribe...

Learn More 33 9Nov 16 '24

Streaming SQL in Stateful DataFlows

Streaming SQL Functionality SQL Streaming Queries and Stream Processing Operations is...

Learn More 32 0Feb 22

Building a PHP CRUD Application with OOP and MySQL: A Best Practice Guide

When developing PHP applications, managing database operations effectively is crucial. One of the...

Learn More 28 0Jan 10

Choosing the Right Database for Your Project: Beyond Personal Experience

Hello, fellow developers!🧑🏼‍💻 When architecting a new project and selecting a database type,...

Learn More 27 5Aug 26 '24

Comprehensive LuxDevHQ Data Engineering Course Guide

This comprehensive course spans 4 months (16 weeks) and equips learners with expertise in Python,...

Learn More 26 1Jan 21

A Quick Review of SQL Window Functions with Examples

Introduction Window functions are a powerful feature in SQL used to perform calculations...

Learn More 24 6Dec 29 '24

How to Handle Millions of Rows in SQL Without Killing Performance

When working with massive datasets, an inefficient SQL query can significantly degrade database...

Learn More 24 1Jun 3

Understanding and Configuring Oracle Access Control Lists (ACLs) for Email Sending Using UTL_MAIL

Introduction This article is based on real problems I had in a production environment in...

Learn More 24 0Sep 25 '24

13 Tips to Improve PostgreSQL Insert Performance

Ingest performance is critical for many common PostgreSQL use cases, including application...

Learn More 23 2Dec 20 '24

SQL Interview Questions: A Comprehensive Guide for Developers

SQL Interview Questions: A Comprehensive Guide for Developers. 1. What is a...

Learn More 22 2Dec 1 '24

Performance of range queries in B-Tree and LSM indexes

Range queries are efficient with B-Tree indexes because they can quickly locate the starting value...

Learn More 21 0Aug 5 '24