Chapter 1, PostgreSQL Overview, provides an overview of PostgreSQL and its features. You will learn new stuff and the new functionalities available in PostgreSQL.
Chapter 2, Understanding Transactions and Locking, covers one of the most important aspects of any database system: proper database work is usually not possible without the existence of transactions. Understanding transactions and locking is vital to performance, as well as professional work.
Chapter 3, Making Use of Indexes, covers everything you need to know about indexes. Indexes are key to performance and are therefore an important cornerstone if you want a good user experience and high throughput. All the important aspects of indexing will be covered. ...
