Parsing and Splitting Rows in PostgreSQL: A Deep Dive into JSON Fields

Mastering Group By with JSON Data in PostgreSQL: A Step-by-Step Guide

Understanding SQL Joins: Joining Two Tables with a Common Identifier

How to Write a Postgres Function to Concatenate Array of Arrays into String for Use with PostGIS's LINESTRING Data Type

Understanding PostgreSQL's `split_part` Function: Best Practices and Common Mistakes

Selecting Friends from Friend Requests Using SQL

Using Conditional Expressions with PostgreSQL's Date Trunc to Order Dates Ascending or Descending According to Boolean Column in a Efficient Manner

Handling Age Ranges in Postgres: A Guide to Efficient Calculations

Retrieving the Second Newest Record in SQL Queries Using Window Functions

How to Create Procedures that Return Query Tables in Postgresql: Tips and Best Practices