Managing Complex Data with JSON
Summary: In this article, you will learn how to manage complex data with JSON in PostgreSQL.
Difference Between GROUP BY and PARTITION BY
Summary: The GROUP BY and PARTITION BY clauses are both used in SQL to group data and calculate aggregate values, then what’s the difference between them?
Analyze Nginx access logs with PostgreSQL
Summary: PostgreSQL supports the data types json and jsonb, while nginx supports log output in JSON format. We can easily implement the analysis of nginx access logs using PostgreSQL.