-- Миграция: таблица метрик погоды для weather-demo
-- Применять: psql $PG_DSN -f migration.sql

CREATE TABLE IF NOT EXISTS weather_metrics (
    id          BIGSERIAL PRIMARY KEY,
    city        TEXT        NOT NULL,
    country     TEXT        NOT NULL,
    temperature NUMERIC(5,2),
    feels_like  NUMERIC(5,2),
    humidity    INTEGER,
    pressure    INTEGER,
    wind_speed  NUMERIC(6,2),
    description TEXT,
    recorded_at TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE INDEX IF NOT EXISTS idx_weather_city_time
    ON weather_metrics (city, recorded_at DESC);