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+--
+-- This file is part of TALER
+-- Copyright (C) 2014--2023 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_prewire(
+ IN partition_suffix TEXT DEFAULT NULL
+)
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+ table_name TEXT DEFAULT 'prewire';
+BEGIN
+ PERFORM create_partitioned_table(
+ 'CREATE TABLE %I'
+ '(prewire_uuid BIGINT GENERATED BY DEFAULT AS IDENTITY PRIMARY KEY'
+ ',wire_method TEXT NOT NULL'
+ ',finished BOOLEAN NOT NULL DEFAULT FALSE'
+ ',failed BOOLEAN NOT NULL DEFAULT FALSE'
+ ',buf BYTEA NOT NULL'
+ ') %s ;'
+ ,table_name
+ ,'PARTITION BY HASH (prewire_uuid)'
+ ,partition_suffix
+ );
+ PERFORM comment_partitioned_table(
+ 'pre-commit data for wire transfers we are about to execute'
+ ,table_name
+ ,partition_suffix
+ );
+ PERFORM comment_partitioned_column(
+ 'set to TRUE if the bank responded with a non-transient failure to our transfer request'
+ ,'failed'
+ ,table_name
+ ,partition_suffix
+ );
+ PERFORM comment_partitioned_column(
+ 'set to TRUE once bank confirmed receiving the wire transfer request'
+ ,'finished'
+ ,table_name
+ ,partition_suffix
+ );
+ PERFORM comment_partitioned_column(
+ 'serialized data to send to the bank to execute the wire transfer'
+ ,'buf'
+ ,table_name
+ ,partition_suffix
+ );
+END
+$$;
+
+
+CREATE FUNCTION constrain_table_prewire(
+ IN partition_suffix TEXT DEFAULT NULL
+)
+RETURNS VOID
+LANGUAGE plpgsql
+AS $$
+DECLARE
+ table_name TEXT DEFAULT 'prewire';
+BEGIN
+ table_name = concat_ws('_', table_name, partition_suffix);
+ EXECUTE FORMAT (
+ 'CREATE INDEX ' || table_name || '_by_finished_index '
+ 'ON ' || table_name || ' '
+ '(finished)'
+ ' WHERE finished;'
+ );
+ EXECUTE FORMAT (
+ 'COMMENT ON INDEX ' || table_name || '_by_finished_index '
+ 'IS ' || quote_literal('for do_gc') || ';'
+ );
+ EXECUTE FORMAT (
+ 'CREATE INDEX ' || table_name || '_by_failed_finished_index '
+ 'ON ' || table_name || ' '
+ '(prewire_uuid)'
+ ' WHERE finished=FALSE'
+ ' AND failed=FALSE;'
+ );
+ EXECUTE FORMAT (
+ 'COMMENT ON INDEX ' || table_name || '_by_failed_finished_index '
+ 'IS ' || quote_literal('for wire_prepare_data_get') || ';'
+ );
+END
+$$;
+
+
+INSERT INTO exchange_tables
+ (name
+ ,version
+ ,action
+ ,partitioned
+ ,by_range)
+ VALUES
+ ('prewire'
+ ,'exchange-0002'
+ ,'create'
+ ,TRUE
+ ,FALSE),
+ ('prewire'
+ ,'exchange-0002'
+ ,'constrain'
+ ,TRUE
+ ,FALSE);