Calculating Date Differences: A Step-by-Step Guide

Resolving Issues with Postgres Triggers: Understanding Row-Level Stability and Workarounds

PostgreSQL Order By Two Columns with Nullable Last

Optimizing a PostgreSQL Query for Summing Two Columns from a View While Handling Specific Conditions and Calculated Columns.

Modifying Existing Columns to Foreign Keys in Postgres: Best Practices and Pitfalls

Using Window Functions to Analyze Consumer Purchase Behavior: A SQL Approach with `COUNT() OVER` and `RANGE BETWEEN`

Optimizing Postgres Queries for Complex Search Criteria

Retrieving Top N Most Frequent Categories and Sub-Categories with a Single Query: Ranking vs Distinct ON Strategy

SQL - Grouping by Occurrence in X or Y

Postgresql Regex Match by End of String: The Best Practices and Common Pitfalls