Getting Distinct Values Inside Arrays with jsonb_path_query_array in PostgreSQL

Implementing Optimistic Concurrency Control in Postgres Stored Functions: A Practical Guide

Fetch All Roles from a SQL Database in a Spring Boot Application

How to Group Rows by Category and Time Interval in PostgreSQL Using Nested Aggregation and Window Functions

Processing Natural Language Queries in SQL: Leveraging Levenshtein Distance, pg_trgm, and Beyond for Enhanced Database Search Functionality

Solving the Route Conflict: A Single Approach with Conditional Logic

Comparing Dates with IF-THEN-ELSE Inside a PostgreSQL Procedure: Best Practices and Examples

Combining Queries with Distinct and Subquery: A PostgreSQL and Python Solution

Invoking shp2pgsql using system2() in R: Mastering Path Manipulation for Seamless Integration

How to Calculate Total Employee Count per Team Including Sub-Teams Using Recursive SQL Queries in a Hierarchical Database Structure