Tag: sql

All posts with tag "sql".

• Navigating Common SQL Performance Traps: !=, NULL, LIKE, and GROUP BY

  13 Aug, 2025

  Dive into common but tricky SQL query patterns that silently kill performance. Learn how to optimize !=, IS NULL, LIKE, and GROUP BY clauses with the right indexing strategies for faster, more efficient applications.

• Unlocking Performance: A Pragmatic Guide to Laravel Database Indexing

  12 Aug, 2025

  Struggling with slow Eloquent queries? Database indexing doesn't have to be a black box. This guide translates deep database principles into practical, everyday Laravel techniques. Learn to craft efficient single and multi-column indexes with migrations, optimize your `where` and `orderBy` clauses, and debug performance issues like a pro to make your application fly.

• My Epic Quest to Master PSQL: From 'Show Tables' to Dropping Everything (Accidentally, Of Course)

  9 Aug, 2025

  Dive into a hilarious and deeply practical journey of taming the PSQL command line. This guide takes you from the utter confusion of `psql show tables` to the god-like power of dropping everything (and how not to do it on production). Learn to install, connect, inspect tables, manage users, and master the essential commands that will turn PSQL from a mysterious beast into your most trusted database companion.