Understanding the MERGE Statement: Can PostgreSQL Activate Multiple WHEN MATCHED AND Conditions Simultaneously?

Resolving PostgreSQL UPSERT Syntax Errors: A Step-by-Step Guide

SQL WHERE Column Values in Capital Letters: A Comprehensive Guide to Solutions and Optimization Techniques

Solving Duplicates in Time Periods from Repeated Groups Using SQL Analytics

Alternating Category Order While Maintaining Groupings Based on Question ID in SQL

Optimizing Distinct Inner Joins in Postgres for Large Datasets with n Constraints on Joined Table