Mavis
85 lines
3.3 KiB
SQL
85 lines
3.3 KiB
SQL
-- Schema bootstrap for the kerbal-rt Postgres + Timescale install.
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-- Runs automatically on first container start.
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--
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-- See kerbalrealtime-clone-plan.md §Component B for the full data model.
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-- This is the Phase 0 minimum; Phase 1 fills in the rest.
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CREATE EXTENSION IF NOT EXISTS timescaledb;
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CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
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-- Bodies (celestial body catalog; small, mostly static)
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CREATE TABLE IF NOT EXISTS bodies (
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id TEXT PRIMARY KEY,
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name TEXT NOT NULL,
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kind TEXT NOT NULL CHECK (kind IN ('star','planet','moon','asteroid','comet')),
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parent_id TEXT REFERENCES bodies(id),
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radius DOUBLE PRECISION NOT NULL,
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sphere_of_influence DOUBLE PRECISION NOT NULL,
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gravitational_parameter DOUBLE PRECISION NOT NULL,
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rotation_period DOUBLE PRECISION NOT NULL,
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axial_tilt DOUBLE PRECISION NOT NULL,
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elements JSONB NOT NULL
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);
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-- Vessels (slowly-changing dimension)
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CREATE TABLE IF NOT EXISTS vessels (
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id TEXT PRIMARY KEY,
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name TEXT NOT NULL,
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type TEXT,
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owner TEXT,
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status TEXT NOT NULL CHECK (status IN ('ACTIVE','DECOMMISSIONED','LOST')) DEFAULT 'ACTIVE',
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created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
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retired_at TIMESTAMPTZ
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);
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CREATE INDEX IF NOT EXISTS vessels_status_idx ON vessels(status);
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-- Telemetry snapshots (high-volume time series)
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CREATE TABLE IF NOT EXISTS telemetry_snapshots (
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ts TIMESTAMPTZ NOT NULL,
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ut DOUBLE PRECISION NOT NULL,
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payload JSONB NOT NULL
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);
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SELECT create_hypertable('telemetry_snapshots', 'ts', if_not_exists => TRUE);
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CREATE INDEX IF NOT EXISTS telemetry_snapshots_ut_idx ON telemetry_snapshots(ut DESC);
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-- Mission events
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CREATE TABLE IF NOT EXISTS mission_events (
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id BIGSERIAL PRIMARY KEY,
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mission TEXT NOT NULL,
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vessel_id TEXT REFERENCES vessels(id),
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title TEXT NOT NULL,
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description TEXT,
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scheduled_at TIMESTAMPTZ NOT NULL,
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ut_at_event DOUBLE PRECISION,
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duration_s INTEGER,
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kind TEXT NOT NULL CHECK (kind IN ('LAUNCH','BURN','FLYBY','LANDING','DOCKING','EVA','ECLIPSE','OPERATION','OTHER')),
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created_by TEXT,
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created_at TIMESTAMPTZ NOT NULL DEFAULT now()
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);
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CREATE INDEX IF NOT EXISTS mission_events_scheduled_idx ON mission_events(scheduled_at);
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-- Media
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CREATE TABLE IF NOT EXISTS media (
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id BIGSERIAL PRIMARY KEY,
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kind TEXT NOT NULL CHECK (kind IN ('image','youtube')),
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url TEXT NOT NULL,
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thumbnail_url TEXT,
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caption TEXT,
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tags TEXT[] NOT NULL DEFAULT '{}',
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mission_id TEXT,
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vessel_id TEXT REFERENCES vessels(id),
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created_at TIMESTAMPTZ NOT NULL DEFAULT now()
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);
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CREATE INDEX IF NOT EXISTS media_tags_idx ON media USING GIN(tags);
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CREATE INDEX IF NOT EXISTS media_created_idx ON media(created_at DESC);
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-- Ground stations
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CREATE TABLE IF NOT EXISTS ground_stations (
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id TEXT PRIMARY KEY,
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name TEXT NOT NULL,
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body_id TEXT NOT NULL REFERENCES bodies(id),
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lat DOUBLE PRECISION NOT NULL,
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lon DOUBLE PRECISION NOT NULL,
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alt DOUBLE PRECISION NOT NULL
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);
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