Simplifying SQL Queries for User Messages: A Step-by-Step Approach with Variables and Subqueries

Mastering Date Joins: Strategies for Filling Gaps and Ensuring Accurate Results

Optimizing Queries with PostgreSQL's DISTINCT ON Clause: A Simplified Approach to Aggregation and Subqueries

Choosing the Latest Value from Two Tables: A Deep Dive into SQL Queries

Creating Partitions from a Postgres Table with No Upper Limit Condition Using Range Partitioning

Using UNION vs UNION ALL in Recursive CTEs: When to Make a Difference in Database Performance and Readability.

Using SQL Window Functions to Find Records with Last 3 Same Status

Generating Dynamic DDL Statements for SQL Table Filtering in PostgreSQL

Using Dynamic SQL and Subqueries in MS SQL: A Deep Dive

Understanding the Joins: A Comprehensive Guide to Joining Multiple Tables in SQL