134 lines
3.5 KiB
PL/PgSQL
134 lines
3.5 KiB
PL/PgSQL
--
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-- This file is part of TALER
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-- Copyright (C) 2014--2022 Taler Systems SA
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--
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-- TALER is free software; you can redistribute it and/or modify it under the
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-- terms of the GNU General Public License as published by the Free Software
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-- Foundation; either version 3, or (at your option) any later version.
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--
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-- TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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-- WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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-- A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License along with
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-- TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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--
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CREATE FUNCTION create_table_account_merges(
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IN partition_suffix VARCHAR DEFAULT NULL
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)
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RETURNS VOID
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'account_merges';
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BEGIN
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PERFORM create_partitioned_table(
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'CREATE TABLE IF NOT EXISTS %I '
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'(account_merge_request_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY'
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',reserve_pub BYTEA NOT NULL CHECK (LENGTH(reserve_pub)=32)'
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',reserve_sig BYTEA NOT NULL CHECK (LENGTH(reserve_sig)=64)'
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',purse_pub BYTEA NOT NULL CHECK (LENGTH(purse_pub)=32)'
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',wallet_h_payto BYTEA NOT NULL CHECK (LENGTH(wallet_h_payto)=32)'
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',PRIMARY KEY (purse_pub)'
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') %s ;'
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,table_name
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,'PARTITION BY HASH (purse_pub)'
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,partition_suffix
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);
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PERFORM comment_partitioned_table(
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'Merge requests where a purse- and account-owner requested merging the purse into the account'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'public key of the target reserve'
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,'reserve_pub'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'public key of the purse'
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,'purse_pub'
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,table_name
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,partition_suffix
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);
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PERFORM comment_partitioned_column(
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'signature by the reserve private key affirming the merge, of type TALER_SIGNATURE_WALLET_ACCOUNT_MERGE'
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,'reserve_sig'
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,table_name
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,partition_suffix
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);
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END
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$$;
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CREATE FUNCTION constrain_table_account_merges(
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IN partition_suffix VARCHAR
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)
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RETURNS VOID
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'account_merges';
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BEGIN
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table_name = concat_ws('_', table_name, partition_suffix);
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-- FIXME: change to materialized index by reserve_pub!?
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EXECUTE FORMAT (
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'CREATE INDEX ' || table_name || '_by_reserve_pub '
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'ON ' || table_name || ' '
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'(reserve_pub);'
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);
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EXECUTE FORMAT (
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'ALTER TABLE ' || table_name ||
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' ADD CONSTRAINT ' || table_name || '_account_merge_request_serial_id_key'
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' UNIQUE (account_merge_request_serial_id) '
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);
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END
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$$;
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CREATE FUNCTION foreign_table_account_merges()
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RETURNS VOID
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LANGUAGE plpgsql
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AS $$
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DECLARE
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table_name VARCHAR DEFAULT 'account_merges';
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BEGIN
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EXECUTE FORMAT (
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'ALTER TABLE ' || table_name ||
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' ADD CONSTRAINT ' || table_name || '_foreign_reserve_pub'
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' FOREIGN KEY (reserve_pub) '
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' REFERENCES reserves (reserve_pub) ON DELETE CASCADE'
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',ADD CONSTRAINT ' || table_name || '_foreign_purse_pub'
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' FOREIGN KEY (purse_pub) '
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' REFERENCES purse_requests (purse_pub)'
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);
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END
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$$;
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INSERT INTO exchange_tables
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(name
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,version
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,action
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,partitioned
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,by_range)
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VALUES
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('account_merges'
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,'exchange-0002'
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,'create'
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,TRUE
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,FALSE),
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('account_merges'
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,'exchange-0002'
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,'constrain'
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,TRUE
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,FALSE),
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('account_merges'
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,'exchange-0002'
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,'foreign'
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,TRUE
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,FALSE);
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