--
-- MULTI_MX_TPCH_QUERY12
--
-- connect to the coordinator
\c - - - :master_port
-- Query #12 from the TPC-H decision support benchmark
SELECT
	l_shipmode,
	sum(case
		when o_orderpriority = '1-URGENT'
			 OR o_orderpriority = '2-HIGH'
		then 1
		else 0
	end) as high_line_count,
	sum(case
		when o_orderpriority <> '1-URGENT'
			 AND o_orderpriority <> '2-HIGH'
		then 1
		else 0
		end) AS low_line_count
FROM
	orders_mx,
	lineitem_mx
WHERE
	o_orderkey = l_orderkey
	AND l_shipmode in ('MAIL', 'SHIP')
	AND l_commitdate < l_receiptdate
	AND l_shipdate < l_commitdate
	AND l_receiptdate >= date '1994-01-01'
	AND l_receiptdate < date '1994-01-01' + interval '1' year
GROUP BY
	l_shipmode
ORDER BY
	l_shipmode;
 l_shipmode | high_line_count | low_line_count
---------------------------------------------------------------------
 MAIL       |              11 |             15
 SHIP       |              11 |             19
(2 rows)

-- connect one of the workers
\c - - - :worker_1_port
-- Query #12 from the TPC-H decision support benchmark
SELECT
	l_shipmode,
	sum(case
		when o_orderpriority = '1-URGENT'
			 OR o_orderpriority = '2-HIGH'
		then 1
		else 0
	end) as high_line_count,
	sum(case
		when o_orderpriority <> '1-URGENT'
			 AND o_orderpriority <> '2-HIGH'
		then 1
		else 0
		end) AS low_line_count
FROM
	orders_mx,
	lineitem_mx
WHERE
	o_orderkey = l_orderkey
	AND l_shipmode in ('MAIL', 'SHIP')
	AND l_commitdate < l_receiptdate
	AND l_shipdate < l_commitdate
	AND l_receiptdate >= date '1994-01-01'
	AND l_receiptdate < date '1994-01-01' + interval '1' year
GROUP BY
	l_shipmode
ORDER BY
	l_shipmode;
 l_shipmode | high_line_count | low_line_count
---------------------------------------------------------------------
 MAIL       |              11 |             15
 SHIP       |              11 |             19
(2 rows)

-- connect to the other worker node
\c - - - :worker_2_port
-- Query #12 from the TPC-H decision support benchmark
SELECT
	l_shipmode,
	sum(case
		when o_orderpriority = '1-URGENT'
			 OR o_orderpriority = '2-HIGH'
		then 1
		else 0
	end) as high_line_count,
	sum(case
		when o_orderpriority <> '1-URGENT'
			 AND o_orderpriority <> '2-HIGH'
		then 1
		else 0
		end) AS low_line_count
FROM
	orders_mx,
	lineitem_mx
WHERE
	o_orderkey = l_orderkey
	AND l_shipmode in ('MAIL', 'SHIP')
	AND l_commitdate < l_receiptdate
	AND l_shipdate < l_commitdate
	AND l_receiptdate >= date '1994-01-01'
	AND l_receiptdate < date '1994-01-01' + interval '1' year
GROUP BY
	l_shipmode
ORDER BY
	l_shipmode;
 l_shipmode | high_line_count | low_line_count
---------------------------------------------------------------------
 MAIL       |              11 |             15
 SHIP       |              11 |             19
(2 rows)