Every table in one vector index
Eight business tables, one HNSW index, and a rule: no embedding is ever computed inside a request. The projection, the loops, and the worker.
One bank entry, forty invoices
A Swiss QR payment advice groups forty payments into one booking. A parser that reads the entry amount reconciles nothing. How to split it correctly.
Class 1 is assets, except where it is liabilities
Every accounting tutorial hard-codes class one as assets. Under SYSCOHADA it is liabilities. What has to become data when the standard is a variable.
An MCP server in front of a business platform
Twenty-six typed tools instead of one query tool, two auth schemes, bounded results, and the authorisation rule that decides whether it is safe at all.