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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_wad_in_entries(
IN partition_suffix VARCHAR DEFAULT NULL
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'wad_in_entries';
BEGIN
PERFORM create_partitioned_table(
'CREATE TABLE %I '
'(wad_in_entry_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY'
',wad_in_serial_id INT8'
',reserve_pub BYTEA NOT NULL CHECK(LENGTH(reserve_pub)=32)'
',purse_pub BYTEA PRIMARY KEY CHECK(LENGTH(purse_pub)=32)'
',h_contract BYTEA NOT NULL CHECK(LENGTH(h_contract)=64)'
',purse_expiration INT8 NOT NULL'
',merge_timestamp INT8 NOT NULL'
',amount_with_fee_val INT8 NOT NULL'
',amount_with_fee_frac INT4 NOT NULL'
',wad_fee_val INT8 NOT NULL'
',wad_fee_frac INT4 NOT NULL'
',deposit_fees_val INT8 NOT NULL'
',deposit_fees_frac INT4 NOT NULL'
',reserve_sig BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=64)'
',purse_sig BYTEA NOT NULL CHECK (LENGTH(purse_sig)=64)'
') %s ;'
,table_name
,'PARTITION BY HASH (purse_pub)'
,partition_suffix
);
PERFORM comment_partitioned_table(
'list of purses aggregated in a wad according to the sending exchange'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'wad for which the given purse was included in the aggregation'
,'wad_in_serial_id'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'target account of the purse (must be at the local exchange)'
,'reserve_pub'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'public key of the purse that was merged'
,'purse_pub'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'hash of the contract terms of the purse'
,'h_contract'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Time when the purse was set to expire'
,'purse_expiration'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Time when the merge was approved'
,'merge_timestamp'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Total amount in the purse'
,'amount_with_fee_val'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Total wad fees paid by the purse'
,'wad_fee_val'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Total deposit fees paid when depositing coins into the purse'
,'deposit_fees_val'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Signature by the receiving reserve, of purpose TALER_SIGNATURE_ACCOUNT_MERGE'
,'reserve_sig'
,table_name
,partition_suffix
);
PERFORM comment_partitioned_column(
'Signature by the purse of purpose TALER_SIGNATURE_PURSE_MERGE'
,'purse_sig'
,table_name
,partition_suffix
);
END $$;
CREATE FUNCTION constrain_table_wad_in_entries(
IN partition_suffix VARCHAR
)
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'wad_in_entries';
BEGIN
table_name = concat_ws('_', table_name, partition_suffix);
-- FIXME: change to materialized index by reserve_pub!
EXECUTE FORMAT (
'CREATE INDEX ' || table_name || '_reserve_pub '
'ON ' || table_name || ' '
'(reserve_pub);'
);
EXECUTE FORMAT (
'COMMENT ON INDEX ' || table_name || '_reserve_pub '
'IS ' || quote_literal('needed in reserve history computation') || ';'
);
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_wad_in_entry_serial_id_key'
' UNIQUE (wad_in_entry_serial_id) '
);
END $$;
CREATE FUNCTION foreign_table_wad_in_entries()
RETURNS VOID
LANGUAGE plpgsql
AS $$
DECLARE
table_name VARCHAR DEFAULT 'wad_in_entries';
BEGIN
EXECUTE FORMAT (
'ALTER TABLE ' || table_name ||
' ADD CONSTRAINT ' || table_name || '_foreign_wad_in'
' FOREIGN KEY(wad_in_serial_id)'
' REFERENCES wads_in (wad_in_serial_id) ON DELETE CASCADE'
);
END $$;
INSERT INTO exchange_tables
(name
,version
,action
,partitioned
,by_range)
VALUES
('wad_in_entries'
,'exchange-0002'
,'create'
,TRUE
,FALSE),
('wad_in_entries'
,'exchange-0002'
,'constrain'
,TRUE
,FALSE),
('wad_in_entries'
,'exchange-0002'
,'foreign'
,TRUE
,FALSE);
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