Data Structures for KPM and database relations

Models

Address
DROP TABLE IF EXISTS public.address;

CREATE TABLE public.address
(
    uid SERIAL PRIMARY KEY,
    country CHAR(2) NOT NULL,              -- ISO 3166-1 alpha-2 (e.g., 'CH')
   region VARCHAR(100),                   -- State or canton
   city VARCHAR(100) NOT NULL,
    postcode VARCHAR(20) NOT NULL,
    street VARCHAR(255) NOT NULL,
   number VARCHAR(20),   
    unit VARCHAR(50),                      -- Apartment/Suite/Floor/etc.
   extra_address VARCHAR(255),            -- Additional info
   lon DOUBLE PRECISION,                  -- Longitude (optional)
   lat DOUBLE PRECISION                   -- Latitude (optional)
)

TABLESPACE pg_default;

ALTER TABLE IF EXISTS public.address
   OWNER to kpm_rw;

COMMENT ON TABLE public.address
   IS 'addresses table, instead of making use of addresses for ever company, customer and co... Prefer to make addresses table and then assign it to a company or a user etc.';