> For the complete documentation index, see [llms.txt](https://rdornel.gitbook.io/material/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://rdornel.gitbook.io/material/readme.md).

# Material de Banco de Dados

Bad programmers worry about the code. Good programmers worry about data structures and their relationships. —Linus Torvalds