Module preflight

Preflight checks for deployments.

Structs

PreflightInput

The necessary input for preflight checks.

PreflightOutput

Output of preflight checks.

Functions

check_ddl_changes 🔒

Check if there have been any DDL that create new collections or replicas, restart in read-only mode if so, in order to pick up those new items and start hydrating them before cutting over.

get_next_ids 🔒

Gets and returns the next user item ID and user replica ID that would be allocated as of the current catalog state.

preflight_0dt

Perform a 0dt preflight check.

preflight_legacy

Perform a legacy (non-0dt) preflight check.