> For the complete documentation index, see [llms.txt](https://simian114.gitbook.io/blog/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://simian114.gitbook.io/blog/undefined/express/sequelize/hook.md).

# Hook 사용하기

update 적용하려면 어떤걸 해야했음 정리하