Filling Missing Dates in PostgreSQL with Zero Using generate_series Function

How to Group SQL Records by Last Occurrence of ID: A Step-by-Step Solution

Solving Duplicates in Time Periods from Repeated Groups Using SQL Analytics

SQL Window Functions for Aggregate Calculations with the COALESCE and MAX Approach

Creating Date Ranges from Multiple Rows Based on a Single Date

Selecting Records Where Only One Parameter Changes Using SQL and LINQ: A Deep Dive

Finding Adjacent Vacations: A Recursive CTE Approach in PostgreSQL