# Introduction > A guide to the twelve chapters of the 11th edition, from installing PostgreSQL 17 to SQL, applications, and further study. --- LLMS index: [llms.txt](/en/llms.txt) --- We have written this small book for those who only start getting acquainted with the world of PostgreSQL. From this book, you will learn: - I. PostgreSQL — what is it all about? — p. [3](/en/01-about-postgresql/#intro-chapter-1) - II. What’s new in PostgreSQL 17 — p. [15](/en/02-what-s-new-in-postgresql-17/#intro-chapter-2) - III. Installation on Linux and Windows — p. [25](/en/03-installation-and-quick-start/#intro-chapter-3) - IV. Connecting to a server, writing SQL queries, and using transactions — p. [35](/en/04-trying-sql/#intro-chapter-4) - V. Learning the SQL language on a demo database — p. [61](/en/05-demo-database/#intro-chapter-5) - VI. Using PostgreSQL with your application — p. [89](/en/06-postgresql-for-applications/#intro-chapter-6) - VII. Minimal server setup — p. [103](/en/07-configuring-postgresql/#intro-chapter-7) - VIII. About a useful pgAdmin application — p. [111](/en/08-pgadmin/#intro-chapter-8) - IX. Advanced features: - Full-text search — p. [117](/en/09-additional-features/#intro-section-9-1) - JSON format — p. [124](/en/09-additional-features/#intro-section-9-2) - Foreign data wrappers — p. [137](/en/09-additional-features/#intro-section-9-3) - X. Education and certification opportunities — p. [149](/en/10-education-and-certification/#intro-chapter-10) - XI. Keeping up with all updates — p. [177](/en/11-the-hacker-s-guide-to-the-galaxy/#intro-chapter-11) - XII. About the Postgres Professional company — p. [181](/en/12-postgres-professional/#intro-chapter-12) We hope that our book will make your first experience with PostgreSQL more pleasant and help you blend into the PostgreSQL community. Good luck!