-- DDL для DDS-слоя по таблице dim_airports (SCD1-измерение).

CREATE SCHEMA IF NOT EXISTS dds;

CREATE TABLE IF NOT EXISTS dds.dim_airports (
    airport_sk   INTEGER NOT NULL,
    airport_bk   TEXT NOT NULL,
    airport_name TEXT NOT NULL,
    city         TEXT NOT NULL,
    country      TEXT NOT NULL,
    timezone     TEXT NOT NULL,
    coordinates  TEXT,
    created_at   TIMESTAMP NOT NULL DEFAULT now(),
    updated_at   TIMESTAMP NOT NULL DEFAULT now(),
    _load_id     TEXT NOT NULL,
    _load_ts     TIMESTAMP NOT NULL DEFAULT now()
)
DISTRIBUTED BY (airport_sk);