We often see users reaching for the Nullable type, which allows columns to store a Null value. Under the hood, this creates a separate column of UInt8 type. This additional column has to be processed every time a user works with a Nullable column. This leads to additional storage space used and almost always negatively affects performance.
Filesystems solve this in the most boring, obvious way possible. Write things down. Put them in files. Read them back when you need them. Claude's CLAUDE.md file gives the agent persistent context about your project. Cursor stores past chat history as searchable files. People are writing aboutme.md files that act as portable identity descriptors any agent can read i.e. your preferences, your skills, your working style, all in a file that moves between applications without anyone needing to coordinate an API.
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