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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_out(
+ IN shard_suffix TEXT DEFAULT NULL
+)
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+ table_name TEXT DEFAULT 'wads_out';
+BEGIN
+ PERFORM create_partitioned_table(
+ 'CREATE TABLE %I '
+ '(wad_out_serial_id BIGINT GENERATED BY DEFAULT AS IDENTITY'
+ ',wad_id BYTEA PRIMARY KEY CHECK (LENGTH(wad_id)=24)'
+ ',partner_serial_id INT8 NOT NULL'
+ ',amount taler_amount NOT NULL'
+ ',execution_time INT8 NOT NULL'
+ ') %s ;'
+ ,table_name
+ ,'PARTITION BY HASH (wad_id)'
+ ,shard_suffix
+ );
+ PERFORM comment_partitioned_table(
+ 'Wire transfers made to another exchange to transfer purse funds'
+ ,table_name
+ ,shard_suffix
+ );
+ PERFORM comment_partitioned_column(
+ 'Unique identifier of the wad, part of the wire transfer subject'
+ ,'wad_id'
+ ,table_name
+ ,shard_suffix
+ );
+ PERFORM comment_partitioned_column(
+ 'target exchange of the wad'
+ ,'partner_serial_id'
+ ,table_name
+ ,shard_suffix
+ );
+ PERFORM comment_partitioned_column(
+ 'Amount that was wired'
+ ,'amount'
+ ,table_name
+ ,shard_suffix
+ );
+ PERFORM comment_partitioned_column(
+ 'Time when the wire transfer was scheduled'
+ ,'execution_time'
+ ,table_name
+ ,shard_suffix
+ );
+END
+$$;
+
+
+CREATE FUNCTION constrain_table_wads_out(
+ IN partition_suffix TEXT
+)
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+ table_name TEXT DEFAULT 'wads_out';
+BEGIN
+ table_name = concat_ws('_', table_name, partition_suffix);
+ EXECUTE FORMAT (
+ 'ALTER TABLE ' || table_name ||
+ ' ADD CONSTRAINT ' || table_name || '_wad_out_serial_id_key'
+ ' UNIQUE (wad_out_serial_id) '
+ );
+END
+$$;
+
+
+CREATE FUNCTION foreign_table_wads_out()
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+ table_name TEXT DEFAULT 'wads_out';
+BEGIN
+ EXECUTE FORMAT (
+ 'ALTER TABLE ' || table_name ||
+ ' ADD CONSTRAINT ' || table_name || '_foreign_partner'
+ ' FOREIGN KEY(partner_serial_id)'
+ ' REFERENCES partners(partner_serial_id) ON DELETE CASCADE'
+ );
+END
+$$;
+
+
+INSERT INTO exchange_tables
+ (name
+ ,version
+ ,action
+ ,partitioned
+ ,by_range)
+ VALUES
+ ('wads_out'
+ ,'exchange-0002'
+ ,'create'
+ ,TRUE
+ ,FALSE),
+ ('wads_out'
+ ,'exchange-0002'
+ ,'constrain'
+ ,TRUE
+ ,FALSE),
+ ('wads_out'
+ ,'exchange-0002'
+ ,'foreign'
+ ,TRUE
+ ,FALSE);