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Data Structures

Version 13.1 by Kerem Yollu on 2025/03/23 10:54

Data Structures for KPM and database relations

Core Entity Tables

Address

ADDRESS
ADDRESS
+ uid: integer -> Primary Key <PK>
+ uid: integer -&gt; Primary Key &lt;PK&gt;
+ country: character(2) | Non Null <NN>

<div>+ country: character(2) | Non Null &lt;NN&gt;</div><div><br></div>
+ region: character varying(100)

<div>+ region: character varying(100)</div><div><br></div>
+ city: character varying(100) | Non Null <NN>

<div><div>+ city: character varying(100) | Non Null &lt;NN&gt;</div></div><div><br></div>
+ postcode: character varying(20) | Non Null <NN>

<div><div>+ postcode: character varying(20) | Non Null &lt;NN&gt;</div></div><div><br></div>
+ street: character varying(255) | Non Null <NN>

<div><div>+ street: character varying(255) | Non Null &lt;NN&gt;</div></div><div><br></div>
+ number: character varying(20) | Non Null <NN>

<div><div>+ number: character varying(20) | Non Null &lt;NN&gt;</div></div><div><br></div>
+ unit character varying(50)

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+ extra_address character varying(255)

<div><div>+ extra_address character varying(255)</div></div><div><br></div>
+ lon double precision,

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+ lat double precision,

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Diagram
-- Table: public.address

-- DROP TABLE IF EXISTS public.address;

CREATE TABLE IF NOT EXISTS public.address
(
    uid SERIAL PRIMARY KEY,
    country character(2) COLLATE pg_catalog."default" NOT NULL,
    region character varying(100) COLLATE pg_catalog."default",
    city character varying(100) COLLATE pg_catalog."default" NOT NULL,
    postcode character varying(20) COLLATE pg_catalog."default" NOT NULL,
    street character varying(255) COLLATE pg_catalog."default" NOT NULL,
   "number" character varying(20) COLLATE pg_catalog."default",
    unit character varying(50) COLLATE pg_catalog."default",
    extra_address character varying(255) COLLATE pg_catalog."default",
    lon double precision,
    lat double precision
)

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.';

COMMENT ON COLUMN public.address.uid
   IS 'Unique ID for each address';

COMMENT ON COLUMN public.address.country
   IS 'ISO 3166-1 alpha-2 (e.g., ''CH'')';

COMMENT ON COLUMN public.address.region
   IS 'State or canton';

COMMENT ON COLUMN public.address.unit
   IS 'Apartment/Suite/Floor/etc.';

COMMENT ON COLUMN public.address.extra_address
   IS 'Any additional info (optional)';

COMMENT ON COLUMN public.address.lon
   IS 'Optional: for geolocation';

COMMENT ON COLUMN public.address.lat
   IS 'Optional: for geolocation';

Lookup Tables without references.

Company

  • company_legal_form
  • company_relation
  • company_status
  • company_types

Project

  • project_areas
  • project_type
  • project_company_role
  • projects_person_role

Task

  • task_category
  • task_type
  • task_status

User

  • user_role
  • user_type

Employee

  • employee_role
  • employee_status
  • employee_departement (this one i am not shure, maybe departments should be in company ?)
DO $$
DECLARE
    tname TEXT;
BEGIN
    FOREACH tname IN ARRAY ARRAY'TBALE_ONE','TABLE_TWO']
    LOOP
       EXECUTE format('
            CREATE TABLE IF NOT EXISTS public.%I (
                uid SERIAL PRIMARY KEY,
                name VARCHAR(100) NOT NULL,
                description VARCHAR(255),
                creation_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
                updated_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP
            );
            ALTER TABLE public.%I OWNER TO kpm_rw;
        ', tname, tname);
   END LOOP;
END$$;

Lookup Tables with references.

Company

  • company_departements
CREATE TABLE IF NOT EXISTS public.TABLE
(
    uid SERIAL PRIMARY KEY,
    OTHER_TABLE_uid INTEGER NOT NULL REFERENCES public.OTHER_TABLE(uid) ON DELETE CASCADE,
    name VARCHAR(100) NOT NULL,
    description VARCHAR(255),
    creation_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    updated_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP
)
TABLESPACE pg_default;

ALTER TABLE IF EXISTS public.TABLE
   OWNER TO kpm_rw;