BEGIN; BEGIN EXPLAIN (ANALYZE, BUFFERS) select sum(l_extendedprice* (1 - l_discount)) as revenue from lineitem, part where ( p_partkey = l_partkey and p_brand = 'Brand#53' and p_container in ('SM CASE', 'SM BOX', 'SM PACK', 'SM PKG') and l_quantity >= 6 and l_quantity <= 6+10 and p_size between 1 and 5 and l_shipmode in ('AIR', 'AIR REG') and l_shipinstruct = 'DELIVER IN PERSON' ) or ( p_partkey = l_partkey and p_brand = 'Brand#32' and p_container in ('MED BAG', 'MED BOX', 'MED PKG', 'MED PACK') and l_quantity >= 18 and l_quantity <= 18+10 and p_size between 1 and 10 and l_shipmode in ('AIR', 'AIR REG') and l_shipinstruct = 'DELIVER IN PERSON' ) or ( p_partkey = l_partkey and p_brand = 'Brand#11' and p_container in ('LG CASE', 'LG BOX', 'LG PACK', 'LG PKG') and l_quantity >= 29 and l_quantity <= 29+10 and p_size between 1 and 15 and l_shipmode in ('AIR', 'AIR REG') and l_shipinstruct = 'DELIVER IN PERSON' ); QUERY PLAN 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Aggregate (cost=607555.84..607555.85 rows=1 width=8) (actual time=1720.207..1720.207 rows=1 loops=1) Buffers: shared hit=112631 read=72637 dirtied=924 written=185 -> Nested Loop (cost=12873.42..607547.32 rows=1136 width=8) (actual time=33.403..1719.377 rows=1077 loops=1) Buffers: shared hit=112631 read=72637 dirtied=924 written=185 -> Bitmap Heap Scan on part (cost=12872.86..26466.84 rows=4713 width=30) (actual time=33.099..282.558 rows=4856 loops=1) Recheck Cond: (((p_container = ANY ('{"SM CASE","SM BOX","SM PACK","SM PKG"}'::bpchar[])) AND (p_brand = 'Brand#53'::bpchar) AND (p_size <= 5) AND (p_size >= 1)) OR ((p_container = ANY ('{"MED BAG","MED BOX","MED PKG","MED PACK"}'::bpchar[])) AND (p_brand = 'Brand#32'::bpchar) AND (p_size <= 10) AND (p_size >= 1)) OR ((p_container = ANY ('{"LG CASE","LG BOX","LG PACK","LG PKG"}'::bpchar[])) AND (p_brand = 'Brand#11'::bpchar) AND (p_size <= 15) AND (p_size >= 1))) Rows Removed by Index Recheck: 19302 Heap Blocks: exact=18347 Buffers: shared hit=2309 read=16227 written=35 -> BitmapOr (cost=12872.86..12872.86 rows=4716 width=0) (actual time=29.320..29.320 rows=0 loops=1) Buffers: shared hit=15 read=174 -> BitmapAnd (cost=2305.75..2305.75 rows=802 width=0) (actual time=8.554..8.554 rows=0 loops=1) Buffers: shared hit=3 read=59 -> Bitmap Index Scan on part_p_container_p_brand_p_partkey_idx (cost=0.00..289.87 rows=8016 width=0) (actual time=3.714..3.714 rows=7987 loops=1) Index Cond: ((p_container = ANY ('{"SM CASE","SM BOX","SM PACK","SM PKG"}'::bpchar[])) AND (p_brand = 'Brand#53'::bpchar)) Buffers: shared hit=3 read=57 -> Bitmap Index Scan on part_p_size_brin_idx (cost=0.00..2013.27 rows=200127 width=0) (actual time=4.183..4.183 rows=405760 loops=1) Index Cond: ((p_size <= 5) AND (p_size >= 1)) Buffers: shared read=2 -> BitmapAnd (cost=4297.75..4297.75 rows=1596 width=0) (actual time=8.696..8.696 rows=0 loops=1) Buffers: shared hit=6 read=58 -> Bitmap Index Scan on part_p_container_p_brand_p_partkey_idx (cost=0.00..289.67 rows=7995 width=0) (actual time=3.825..3.825 rows=8160 loops=1) Index Cond: ((p_container = ANY ('{"MED BAG","MED BOX","MED PKG","MED PACK"}'::bpchar[])) AND (p_brand = 'Brand#32'::bpchar)) Buffers: shared hit=4 read=58 -> Bitmap Index Scan on part_p_size_brin_idx (cost=0.00..4005.47 rows=399347 width=0) (actual time=4.172..4.172 rows=405760 loops=1) Index Cond: ((p_size <= 10) AND (p_size >= 1)) Buffers: shared hit=2 -> BitmapAnd (cost=6268.87..6268.87 rows=2317 width=0) (actual time=8.309..8.309 rows=0 loops=1) Buffers: shared hit=6 read=57 -> Bitmap Index Scan on part_p_container_p_brand_p_partkey_idx (cost=0.00..271.19 rows=7747 width=0) (actual time=3.481..3.481 rows=8011 loops=1) Index Cond: ((p_container = ANY ('{"LG CASE","LG BOX","LG PACK","LG PKG"}'::bpchar[])) AND (p_brand = 'Brand#11'::bpchar)) Buffers: shared hit=4 read=57 -> Bitmap Index Scan on part_p_size_brin_idx (cost=0.00..5995.07 rows=598307 width=0) (actual time=4.156..4.156 rows=405760 loops=1) Index Cond: ((p_size <= 15) AND (p_size >= 1)) Buffers: shared hit=2 -> Index Scan using lineitem_l_partkey_l_quantity_idx on lineitem (cost=0.56..123.28 rows=1 width=16) (actual time=0.268..0.294 rows=0 loops=4856) Index Cond: (l_partkey = part.p_partkey) Filter: ((l_shipmode = ANY ('{AIR,"AIR REG"}'::bpchar[])) AND (l_shipinstruct = 'DELIVER IN PERSON'::bpchar) AND (((l_quantity >= 6::double precision) AND (l_quantity <= 16::double precision)) OR ((l_quantity >= 18::double precision) AND (l_quantity <= 28::double precision)) OR ((l_quantity >= 29::double precision) AND (l_quantity <= 39::double precision))) AND (((part.p_brand = 'Brand#53'::bpchar) AND (part.p_container = ANY ('{"SM CASE","SM BOX","SM PACK","SM PKG"}'::bpchar[])) AND (l_quantity >= 6::double precision) AND (l_quantity <= 16::double precision) AND (part.p_size <= 5)) OR ((part.p_brand = 'Brand#32'::bpchar) AND (part.p_container = ANY ('{"MED BAG","MED BOX","MED PKG","MED PACK"}'::bpchar[])) AND (l_quantity >= 18::double precision) AND (l_quantity <= 28::double precision) AND (part.p_size <= 10)) OR ((part.p_brand = 'Brand#11'::bpchar) AND (part.p_container = ANY ('{"LG CASE","LG BOX","LG PACK","LG PKG"}'::bpchar[])) AND (l_quantity >= 29::double precision) AND (l_quantity <= 39::double precision) AND (part.p_size <= 15)))) Rows Removed by Filter: 30 Buffers: shared hit=110322 read=56410 dirtied=924 written=150 Planning time: 3.776 ms Execution time: 1720.560 ms (42 rows) COMMIT; COMMIT