-- Licensed to the Apache Software Foundation (ASF) under one or more
-- contributor license agreements.  See the NOTICE file distributed with
-- this work for additional information regarding copyright ownership.
-- The ASF licenses this file to You under the Apache License, Version 2.0
-- (the "License"); you may not use this file except in compliance with
-- the License.  You may obtain a copy of the License at
--
--     http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
-- sync_source_info CLOB NOT NULL,

DECLARE
	v_index_exists number:=0;
BEGIN
	SELECT COUNT(*) INTO v_index_exists FROM USER_INDEXES WHERE INDEX_NAME = upper('x_svc_res_IDX_res_sgn') AND TABLE_NAME= upper('x_service_resource');
	IF (v_index_exists = 1) THEN
		execute IMMEDIATE 'DROP INDEX x_svc_res_IDX_res_sgn';
		commit;
	END IF;
	SELECT COUNT(*) INTO v_index_exists FROM USER_INDEXES WHERE INDEX_NAME = upper('x_svc_res_IDX_svc_id_res_sgn') AND TABLE_NAME= upper('x_service_resource');
	IF (v_index_exists = 0) THEN
		execute IMMEDIATE 'CREATE UNIQUE INDEX x_svc_res_IDX_svc_id_res_sgn ON x_service_resource(service_id, resource_signature)';
	commit;
	END IF;
END;/