Combining SELECT ... FOR UPDATE with UPDATE ... RETURNING in PostgreSQL: A Flexible Solution Using Common Table Expressions (CTEs).

Understanding String Aggregation in PostgreSQL: A Solution Using Format Function

Updating Multiple Columns with Derived Tables: A PostgreSQL Solution

Understanding the Inexact Nature of Floating Point Arithmetic in SQL: A Guide to Best Practices and Mitigating Issues

Finding MAX Values for Two Different Time Ranges in One Day Using PostgreSQL Query Optimization Techniques

Splitting Categorical Values in SQL: A Deep Dive into Filtered Aggregation and Grouping

Optimizing Policy Functions for Performance: A Guide to Inlining in PostgreSQL

Handling Age Ranges in Postgres: A Guide to Efficient Calculations

Optimizing Postgres Queries: Mastering MAX Creation Time and GROUP BY Clauses

Mastering OUTER JOIN with NULL in PostgreSQL: A Step-by-Step Guide