Advanced Queries

This chapter is divided into three sections. The first one focuses on using the join operation to retrieve data from multiple tables. The second section covers nesting of queries, also known as subqueries. The final section introduces several advanced query techniques, including self-joins, correlated subqueries, subqueries using the EXISTS operator.

Copyright © Thunderstone Software     Last updated: Oct 5 2023
Copyright © 2024 Thunderstone Software LLC. All rights reserved.