In Rider, when you type 'x.' you also get completions for functions that take x as the first argument. Hopefully other LSP / IDEs start to adopt this

You should try pawmodoro… every time your cat bothers you, you have to switch task

Could you get around this by using winfsp/fuse to create a virtual file system backed by a database? So VCS still sees files, but they are served by your DB backend, which you can also directly query