--
-- This file is part of TALER
-- Copyright (C) 2014--2022 Taler Systems SA
--
-- TALER is free software; you can redistribute it and/or modify it under the
-- terms of the GNU General Public License as published by the Free Software
-- Foundation; either version 3, or (at your option) any later version.
--
-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
-- A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License along with
-- TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
--


CREATE TABLE auditor_denom_sigs
  (auditor_denom_serial BIGINT GENERATED BY DEFAULT AS IDENTITY UNIQUE
  ,auditor_uuid INT8 NOT NULL REFERENCES auditors (auditor_uuid) ON DELETE CASCADE
  ,denominations_serial INT8 NOT NULL REFERENCES denominations (denominations_serial) ON DELETE CASCADE
  ,auditor_sig BYTEA CHECK (LENGTH(auditor_sig)=64)
  ,PRIMARY KEY (denominations_serial, auditor_uuid)
  );
COMMENT ON TABLE auditor_denom_sigs
  IS 'Table with auditor signatures on exchange denomination keys.';
COMMENT ON COLUMN auditor_denom_sigs.auditor_uuid
  IS 'Identifies the auditor.';
COMMENT ON COLUMN auditor_denom_sigs.denominations_serial
  IS 'Denomination the signature is for.';
COMMENT ON COLUMN auditor_denom_sigs.auditor_sig
  IS 'Signature of the auditor, of purpose TALER_SIGNATURE_AUDITOR_EXCHANGE_KEYS.';