TABLE.ENSURETABLE.DECLARE's boot form: identical existing declaration answers +UNCHANGED, a different one is a named refusal saying which part differs — never a silent rebuild.
| Syntax | TABLE.ENSURE name PREFIX prefix PK col COLUMN name i64|f64|str [COLUMN ...] [INDEX ...] [ORDERPATH ...] [WINDOW ...] [AUTODECLARE n] |
| Group | table |
| Arity | -9 |
| Since | 4.1.0 |
| Flags | write, extension |
| Complexity | declare-at-boot is the steady state; plain DECLARE errors on re-declare, which quiet boot code then ignores forever (dogfood F8.2) |
| Redis compatibility | kevy-only: nearest is CREATE TABLE IF NOT EXISTS — plus the spec comparison IF NOT EXISTS does not do |