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--
-- 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 denominations
(denominations_serial BIGINT GENERATED BY DEFAULT AS IDENTITY UNIQUE
,denom_pub_hash BYTEA PRIMARY KEY CHECK (LENGTH(denom_pub_hash)=64)
,denom_type INT4 NOT NULL DEFAULT (1) -- 1 == RSA (for now, remove default later!)
,age_mask INT4 NOT NULL DEFAULT (0)
,denom_pub BYTEA NOT NULL
,master_sig BYTEA NOT NULL CHECK (LENGTH(master_sig)=64)
,valid_from INT8 NOT NULL
,expire_withdraw INT8 NOT NULL
,expire_deposit INT8 NOT NULL
,expire_legal INT8 NOT NULL
,coin taler_amount NOT NULL
,fee_withdraw taler_amount NOT NULL
,fee_deposit taler_amount NOT NULL
,fee_refresh taler_amount NOT NULL
,fee_refund taler_amount NOT NULL
);
COMMENT ON TABLE denominations
IS 'Main denominations table. All the valid denominations the exchange knows about.';
COMMENT ON COLUMN denominations.denom_type
IS 'determines cipher type for blind signatures used with this denomination; 0 is for RSA';
COMMENT ON COLUMN denominations.age_mask
IS 'bitmask with the age restrictions that are being used for this denomination; 0 if denomination does not support the use of age restrictions';
COMMENT ON COLUMN denominations.denominations_serial
IS 'needed for exchange-auditor replication logic';
CREATE INDEX denominations_by_expire_legal_index
ON denominations
(expire_legal);
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