scanner

CREATE TABLE scanner (
  identifier            integer NOT NULL PRIMARY KEY,
  type                  integer NOT NULL REFERENCES scanner_type(identifier),
  users                 integer NOT NULL REFERENCES users(identifier),
  serial_number         varchar(20),
  date_of_purchase      timestamp,
  purchased_new         char(1) CHECK (purchased_new IN ('t', 'f')),
  access_rights         integer NOT NULL REFERENCES access_type(identifier)
);

• access_rights references access_type(identifier)
• type references scanner_type(identifier)
• users references users(identifier)

• photo_tech(scanner) references identifier

• scanner_id_sequence

• scanner_type_idx
• scanner_users_idx

• count_equipment_by_user
• number_of_scanner_references

• view_scanner

Version 2.5

Still in use

= Version 2.5 =

CREATE TABLE scanner (
  identifier            integer NOT NULL PRIMARY KEY,
  type                  integer NOT NULL REFERENCES scanner_type(identifier),
  users                 integer NOT NULL REFERENCES users(identifier),
  serial_number         varchar(20),
  date_of_purchase      timestamp,
  purchased_new         char(1) CHECK (purchased_new IN ('t', 'f')),
  access_rights         integer NOT NULL REFERENCES access_type(identifier)
);