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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 FUNCTION create_table_wads_in(
IN partition_suffix TEXT DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name TEXT DEFAULT 'wads_in';
BEGIN
PERFORM create_partitioned_table(
'CREATE TABLE %I '
'(wad_in_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY'
',wad_id BYTEA PRIMARY KEY CHECK (LENGTH(wad_id)=24)'
',origin_exchange_url TEXT NOT NULL'
',amount taler_amount NOT NULL'
',arrival_time INT8 NOT NULL'
',UNIQUE (wad_id, origin_exchange_url)'
') %s ;'
,table_name
,'PARTITION BY HASH (wad_id)'
,partition_suffix
);
PERFORM comment_partitioned_table(
'Incoming exchange-to-exchange wad wire transfers'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Unique identifier of the wad, part of the wire transfer subject'
,'wad_id'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Base URL of the originating URL, also part of the wire transfer subject'
,'origin_exchange_url'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Actual amount that was received by our exchange'
,'amount'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Time when the wad was received'
,'arrival_time'
,table_name
,partition_suffix
);
END $$;
CREATE FUNCTION constrain_table_wads_in(
IN partition_suffix TEXT
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name TEXT DEFAULT 'wads_in';
BEGIN
table_name = concat_ws('_', table_name, partition_suffix);
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_wad_in_serial_id_key'
' UNIQUE (wad_in_serial_id) '
',ADD CONSTRAINT ' || table_name || '_wad_is_origin_exchange_url_key'
' UNIQUE (wad_id, origin_exchange_url) '
);
END $$;
INSERT INTO exchange_tables
(name
,version
,action
,partitioned
,by_range)
VALUES
('wads_in'
,'exchange-0002'
,'create'
,TRUE
,FALSE),
('wads_in'
,'exchange-0002'
,'constrain'
,TRUE
,FALSE);
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