Impact Before Change

Announce at start: "Using pythia-impact to measure the blast radius first."

Phase: Learn — and the first Ask gate: a large blast radius reaches the developer before any code is written

Changing an Oracle object recompiles or invalidates everything that depends on it — immediately, schema-wide, for every user of a shared database. The cost of knowing first is one command.

The Iron Law

NO CHANGE PROPOSED WITHOUT ITS IMPACT MEASURED FIRST

The Workflow