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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/>
--
BEGIN;
SELECT _v.register_patch('exchange-0001', NULL, NULL);
CREATE SCHEMA exchange;
COMMENT ON SCHEMA exchange IS 'taler-exchange data';
SET search_path TO exchange;
---------------------------------------------------------------------------
-- General procedures for DB setup
---------------------------------------------------------------------------
CREATE TABLE exchange_tables
(table_serial_id INT8 GENERATED BY DEFAULT AS IDENTITY
,name TEXT NOT NULL
,version TEXT NOT NULL
,action TEXT NOT NULL
,partitioned BOOL NOT NULL
,by_range BOOL NOT NULL
,finished BOOL NOT NULL DEFAULT(FALSE));
COMMENT ON TABLE exchange_tables
IS 'Tables of the exchange and their status';
COMMENT ON COLUMN exchange_tables.name
IS 'Base name of the table (without partition/shard)';
COMMENT ON COLUMN exchange_tables.version
IS 'Version of the DB in which the given action happened';
COMMENT ON COLUMN exchange_tables.action
IS 'Action to take on the table (e.g. create, alter, constrain, or foreign). Create is done for the master table and each partition; constrain is only for partitions or for master if there are no partitions; master only on master (takes no argument); foreign only on master if there are no partitions.';
COMMENT ON COLUMN exchange_tables.partitioned
IS 'TRUE if the table is partitioned';
COMMENT ON COLUMN exchange_tables.by_range
IS 'TRUE if the table is partitioned by range';
COMMENT ON COLUMN exchange_tables.finished
IS 'TRUE if the respective migration has been run';
COMMIT;
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