Vercel Storage
docs
各Storageの比較や選び方や概要が書いてる
blog
table:_
Product Reads Writes Use Case
Vercel KV
Fast Milliseconds Key/value and JSON data
Vercel Postgress
Fast Milliseconds Structured, relational data
Vercel Blob
Fast Milliseconds Large, content-addressable files ("blobs")
Vercel Edge Config
Ultra-fast Seconds Runtime configuration (e.g., feature flags)