-- @@@ START COPYRIGHT @@@
--
-- 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.
--
-- @@@ END COPYRIGHT @@@
obey regr.init;
-- Q3
       SELECT   l_orderkey, 
                cast(sum(l_extendedprice*(1-l_discount)) as numeric(18,2)) as revenue,
                o_orderdate, 
                o_shippriority
       FROM     customer,orders,lineitem
       WHERE    c_mktsegment = 'BUILDING'
	 AND    c_custkey = o_custkey
	 AND    l_orderkey = o_orderkey
	 AND    o_orderdate < date '1995-03-15'
	 AND    l_shipdate >  date '1995-03-15'
    GROUP BY    l_orderkey, 
    		o_orderdate, 
    		o_shippriority;