exchange/src/exchangedb/0003-aml_status.sql

102 lines
2.7 KiB
PL/PgSQL

--
-- 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 OR REPLACE FUNCTION create_table_aml_status(
IN partition_suffix VARCHAR DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'aml_status';
BEGIN
PERFORM create_partitioned_table(
'CREATE TABLE IF NOT EXISTS %I'
'(aml_status_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY'
',h_payto BYTEA PRIMARY KEY CHECK (LENGTH(h_payto)=32)'
',threshold_val INT8 NOT NULL DEFAULT(0)'
',threshold_frac INT4 NOT NULL DEFAULT(0)'
',status INT4 NOT NULL DEFAULT(0)'
') %s ;'
,table_name
,'PARTITION BY HASH (h_payto)'
,partition_suffix
);
PERFORM comment_partitioned_table(
'AML status for a particular payment destination'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'hash of the payto://-URI this AML status is about'
,'h_payto'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'monthly inbound transaction limit below which we are OK (if status is 1)'
,'threshold_val'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'0 for all OK, 1 for AML decision required, 2 for account is frozen (prevents further transactions)'
,'status'
,table_name
,partition_suffix
);
END $$;
COMMENT ON FUNCTION create_table_aml_status
IS 'Creates the aml_status table';
CREATE OR REPLACE FUNCTION constrain_table_aml_status(
IN partition_suffix VARCHAR
)
RETURNS void
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'aml_status';
BEGIN
table_name = concat_ws('_', table_name, partition_suffix);
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_serial_key '
'UNIQUE (aml_status_serial_id)'
);
END $$;
INSERT INTO exchange_tables
(name
,version
,action
,partitioned
,by_range)
VALUES
('aml_status'
,'exchange-0003'
,'create'
,TRUE
,FALSE),
('aml_status'
,'exchange-0003'
,'constrain'
,TRUE
,FALSE);