> For the complete documentation index, see [llms.txt](https://vikram-bajaj.gitbook.io/cs-gy-6083-principles-of-database-systems/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://vikram-bajaj.gitbook.io/cs-gy-6083-principles-of-database-systems/main-1/chapter1.md).

# DBMS Basics

This chapter consists of a simple introduction to DBMS, and covers other topics like the benefits of using a DBMS over a file system, levels of abstraction of a DBMS and instances and schemas.