Category: Query

Validation, Sanitization, and Safe Queries: The Three Layers That Actually Stop SQL Injection

Most developers can define SQL injection. Far fewer can say, precisely, which line of their code is the one preventing it. That gap matters. SQL injection has been on the OWASP Top 10 since the list existed, and it survives not because the fix is hard but because the fix is easy to believe you’ve… Continue reading Validation, Sanitization, and Safe Queries: The Three Layers That Actually Stop SQL Injection

Optimize WP_Query Performance: Skipping Meta Cache Priming the Right Way

If you’ve profiled a WordPress archive page with Query Monitor, you’ve probably seen this pattern without knowing what it was: Two queries, back to back, for the exact same batch of post IDs. One fetches the posts. The second – often slower, despite doing “less” – fetches metadata nobody asked for. That second query is… Continue reading Optimize WP_Query Performance: Skipping Meta Cache Priming the Right Way

Enterprise WordPress Performance: Smarter postmeta Key Design

Every WordPress developer has written a WP_Query with a meta_query argument. It feels natural. But at enterprise scale — hundreds of thousands of posts, millions of rows in wp_postmeta — those queries become some of the heaviest load your database carries. The good news: a significant slice of that cost is avoidable with a shift… Continue reading Enterprise WordPress Performance: Smarter postmeta Key Design

WordPress Query Basics

Show all posts from a custom post type WordPress has a small function get_posts() to do this job. You just need to set your arguments and pass that argument inside the function. It returns an array of latest posts. You can use foreach function to loop though the returned array. Show all posts for a… Continue reading WordPress Query Basics