cp sql/ from GNU Taler exchange

include/sql/0003-legitimization_measures.sql

@@ -0,0 +1,49 @@
+--
+-- This file is part of TALER
+-- Copyright (C) 2024 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 foreign_table_legitimization_measures3()
+RETURNS void
+LANGUAGE plpgsql
+AS $$
+DECLARE
+  table_name TEXT DEFAULT 'legitimization_measures';
+BEGIN
+
+  EXECUTE FORMAT (
+    'ALTER TABLE ' || table_name ||
+    ' DROP CONSTRAINT ' || table_name || '_foreign_key_access_token');
+  EXECUTE FORMAT (
+    'ALTER TABLE ' || table_name ||
+    ' ADD CONSTRAINT ' || table_name || '_foreign_key_access_token'
+    ' FOREIGN KEY (access_token)'
+    ' REFERENCES kyc_targets (access_token)'
+    '  ON DELETE CASCADE');
+END
+$$;
+
+
+INSERT INTO exchange_tables
+    (name
+    ,version
+    ,action
+    ,partitioned
+    ,by_range)
+  VALUES
+    ('legitimization_measures3'
+    ,'exchange-0003'
+    ,'foreign'
+    ,TRUE
+    ,FALSE);