PostgreSQL Tutorial for beginners

PostgreSQL Tutorial: Definition, Commands, & Features | Simplilearn

How to Create Database in PostgreSQL: A Step-by-Step Guide

PostgreSQL High Performance Tuning Guide

RDB（ぽすぐれ）チューニング入門/rdb-tuning-introduction-for-postgresql

An overview of PGAdmin – PostgreSQL Management Tool

PostgreSQL vs. MySQL: What’s the Difference? | IBM

PostgreSQL vs MySQL: Key Differences & Use Cases

SQL Server vs MySQL vs Postgresql: Which One Is the Best