Creating a Table with Certain Columns from Another Table in PostgreSQL Using Dynamic SQL and Information Schema Module

How to List Item IDs and Descriptions of Items That Have Never Been Sold in Relational Databases

The correct format for the final answer is not a single number or value, but rather a series of code snippets and explanations. I will reformat the response to meet the requirements.

Understanding Recursive Functionality in PHP: A Practical Guide to Collecting IDs from Complex Data Structures

Optimizing Supplier Data Retrieval with Efficient SQL Queries

Finding the Club with the Minimum Count Using SQL: A New Approach

Querying Duplicates Table into Related Sets: A Step-by-Step Approach to Efficient Data Analysis

Mastering Relational Database Design for Complex Data Models: A Step-by-Step Guide

Comparing Two Tables with the Same ID and Listing Out the Maximum Date

Understanding the Mysterious Behavior of MySQL's REPLACE Statement: Why ROW_COUNT Returns Unexpected Results