exchange/src/exchangedb/0002-wire_out.sql
2022-11-27 14:05:47 +01:00

132 lines
3.4 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 FUNCTION create_table_wire_out(
IN partition_suffix VARCHAR DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'wire_out';
BEGIN
PERFORM create_partitioned_table(
'CREATE TABLE IF NOT EXISTS %I'
'(wireout_uuid BIGINT GENERATED BY DEFAULT AS IDENTITY'
',execution_date INT8 NOT NULL'
',wtid_raw BYTEA UNIQUE NOT NULL CHECK (LENGTH(wtid_raw)=32)'
',wire_target_h_payto BYTEA CHECK (LENGTH(wire_target_h_payto)=32)'
',exchange_account_section TEXT NOT NULL'
',amount_val INT8 NOT NULL'
',amount_frac INT4 NOT NULL'
') %s ;'
,table_name
,'PARTITION BY HASH (wtid_raw)'
,partition_suffix
);
PERFORM comment_partitioned_table(
'wire transfers the exchange has executed'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'identifies the configuration section with the debit account of this payment'
,'exchange_account_section'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Identifies the credited bank account and KYC status'
,'wire_target_h_payto'
,table_name
,partition_suffix
);
END
$$;
CREATE FUNCTION constrain_table_wire_out(
IN partition_suffix VARCHAR
)
RETURNS void
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'wire_out';
BEGIN
table_name = concat_ws('_', table_name, partition_suffix);
EXECUTE FORMAT (
'CREATE INDEX ' || table_name || '_by_wire_target_h_payto_index '
'ON ' || table_name || ' '
'(wire_target_h_payto);'
);
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_wireout_uuid_pkey'
' PRIMARY KEY (wireout_uuid)'
);
END
$$;
CREATE FUNCTION wire_out_delete_trigger()
RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
DELETE FROM exchange.aggregation_tracking
WHERE wtid_raw = OLD.wtid_raw;
RETURN OLD;
END $$;
COMMENT ON FUNCTION wire_out_delete_trigger()
IS 'Replicate reserve_out deletions into aggregation_tracking. This replaces an earlier use of an ON DELETE CASCADE that required a DEFERRABLE constraint and conflicted with nice partitioning.';
CREATE FUNCTION master_table_wire_out()
RETURNS void
LANGUAGE plpgsql
AS $$
BEGIN
CREATE TRIGGER wire_out_on_delete
AFTER DELETE
ON wire_out
FOR EACH ROW EXECUTE FUNCTION wire_out_delete_trigger();
END $$;
INSERT INTO exchange_tables
(name
,version
,action
,partitioned
,by_range)
VALUES
('wire_out'
,'exchange-0002'
,'create'
,TRUE
,FALSE),
('wire_out'
,'exchange-0002'
,'constrain'
,TRUE
,FALSE),
('wire_out'
,'exchange-0002'
,'master'
,TRUE
,FALSE);