-- -- CREATE_INDEX -- Create ancillary data structures (i.e. indices) -- -- -- BTREE -- CREATE INDEX onek_unique1 ON onek USING btree(unique1 int4_ops); CREATE INDEX onek_unique2 ON onek USING btree(unique2 int4_ops); CREATE INDEX onek_hundred ON onek USING btree(hundred int4_ops); CREATE INDEX onek_stringu1 ON onek USING btree(stringu1 name_ops); CREATE INDEX tenk1_unique1 ON tenk1 USING btree(unique1 int4_ops); CREATE INDEX tenk1_unique2 ON tenk1 USING btree(unique2 int4_ops); CREATE INDEX tenk1_hundred ON tenk1 USING btree(hundred int4_ops); CREATE INDEX tenk1_thous_tenthous ON tenk1 (thousand, tenthous); CREATE INDEX tenk2_unique1 ON tenk2 USING btree(unique1 int4_ops); CREATE INDEX tenk2_unique2 ON tenk2 USING btree(unique2 int4_ops); CREATE INDEX tenk2_hundred ON tenk2 USING btree(hundred int4_ops); CREATE INDEX rix ON road USING btree (name text_ops); CREATE INDEX iix ON ihighway USING btree (name text_ops); CREATE INDEX six ON shighway USING btree (name text_ops); -- test comments COMMENT ON INDEX six_wrong IS 'bad index'; ERROR: relation "six_wrong" does not exist COMMENT ON INDEX six IS 'good index'; COMMENT ON INDEX six IS NULL; -- -- BTREE ascending/descending cases -- -- we load int4/text from pure descending data (each key is a new -- low key) and name/f8 from pure ascending data (each key is a new -- high key). we had a bug where new low keys would sometimes be -- "lost". -- CREATE INDEX bt_i4_index ON bt_i4_heap USING btree (seqno int4_ops); CREATE INDEX bt_name_index ON bt_name_heap USING btree (seqno name_ops); CREATE INDEX bt_txt_index ON bt_txt_heap USING btree (seqno text_ops); CREATE INDEX bt_f8_index ON bt_f8_heap USING btree (seqno float8_ops); -- -- BTREE partial indices -- CREATE INDEX onek2_u1_prtl ON onek2 USING btree(unique1 int4_ops) where unique1 < 20 or unique1 > 980; CREATE INDEX onek2_u2_prtl ON onek2 USING btree(unique2 int4_ops) where stringu1 < 'B'; CREATE INDEX onek2_stu1_prtl ON onek2 USING btree(stringu1 name_ops) where onek2.stringu1 >= 'J' and onek2.stringu1 < 'K'; -- -- GiST (rtree-equivalent opclasses only) -- CREATE INDEX grect2ind ON fast_emp4000 USING gist (home_base); CREATE INDEX gpolygonind ON polygon_tbl USING gist (f1); CREATE INDEX gcircleind ON circle_tbl USING gist (f1); CREATE INDEX gpointind ON point_tbl USING gist (f1); CREATE TEMP TABLE gpolygon_tbl AS SELECT polygon(home_base) AS f1 FROM slow_emp4000; INSERT INTO gpolygon_tbl VALUES ( '(1000,0,0,1000)' ); INSERT INTO gpolygon_tbl VALUES ( '(0,1000,1000,1000)' ); CREATE TEMP TABLE gcircle_tbl AS SELECT circle(home_base) AS f1 FROM slow_emp4000; CREATE INDEX ggpolygonind ON gpolygon_tbl USING gist (f1); CREATE INDEX ggcircleind ON gcircle_tbl USING gist (f1); SET enable_seqscan = ON; SET enable_indexscan = OFF; SET enable_bitmapscan = OFF; SELECT * FROM fast_emp4000 WHERE home_base @ '(200,200),(2000,1000)'::box ORDER BY (home_base[0])[0]; home_base ----------------------- (337,455),(240,359) (1444,403),(1346,344) (2 rows) SELECT count(*) FROM fast_emp4000 WHERE home_base && '(1000,1000,0,0)'::box; count ------- 2 (1 row) SELECT count(*) FROM fast_emp4000 WHERE home_base IS NULL; count ------- 278 (1 row) SELECT * FROM polygon_tbl WHERE f1 ~ '((1,1),(2,2),(2,1))'::polygon ORDER BY (poly_center(f1))[0]; f1 --------------------- ((2,0),(2,4),(0,0)) (1 row) SELECT * FROM circle_tbl WHERE f1 && circle(point(1,-2), 1) ORDER BY area(f1); f1 --------------- <(1,2),3> <(1,3),5> <(1,2),100> <(100,1),115> (4 rows) SELECT count(*) FROM gpolygon_tbl WHERE f1 && '(1000,1000,0,0)'::polygon; count ------- 2 (1 row) SELECT count(*) FROM gcircle_tbl WHERE f1 && '<(500,500),500>'::circle; count ------- 2 (1 row) SELECT count(*) FROM point_tbl WHERE f1 <@ box '(0,0,100,100)'; count ------- 3 (1 row) SELECT count(*) FROM point_tbl WHERE box '(0,0,100,100)' @> f1; count ------- 3 (1 row) SELECT count(*) FROM point_tbl WHERE f1 <@ polygon '(0,0),(0,100),(100,100),(50,50),(100,0),(0,0)'; count ------- 3 (1 row) SELECT count(*) FROM point_tbl WHERE f1 <@ circle '<(50,50),50>'; count ------- 1 (1 row) SELECT count(*) FROM point_tbl p WHERE p.f1 << '(0.0, 0.0)'; count ------- 3 (1 row) SELECT count(*) FROM point_tbl p WHERE p.f1 >> '(0.0, 0.0)'; count ------- 2 (1 row) SELECT count(*) FROM point_tbl p WHERE p.f1 <^ '(0.0, 0.0)'; count ------- 1 (1 row) SELECT count(*) FROM point_tbl p WHERE p.f1 >^ '(0.0, 0.0)'; count ------- 3 (1 row) SELECT count(*) FROM point_tbl p WHERE p.f1 ~= '(-5, -12)'; count ------- 1 (1 row) SET enable_seqscan = OFF; SET enable_indexscan = ON; SET enable_bitmapscan = ON; EXPLAIN (COSTS OFF) SELECT * FROM fast_emp4000 WHERE home_base @ '(200,200),(2000,1000)'::box ORDER BY (home_base[0])[0]; QUERY PLAN ---------------------------------------------------------------------- Sort Sort Key: ((home_base[0])[0]) -> Bitmap Heap Scan on fast_emp4000 Recheck Cond: (home_base @ '(2000,1000),(200,200)'::box) -> Bitmap Index Scan on grect2ind Index Cond: (home_base @ '(2000,1000),(200,200)'::box) (6 rows) SELECT * FROM fast_emp4000 WHERE home_base @ '(200,200),(2000,1000)'::box ORDER BY (home_base[0])[0]; home_base ----------------------- (337,455),(240,359) (1444,403),(1346,344) (2 rows) EXPLAIN (COSTS OFF) SELECT count(*) FROM fast_emp4000 WHERE home_base && '(1000,1000,0,0)'::box; QUERY PLAN ------------------------------------------------------------------- Aggregate -> Bitmap Heap Scan on fast_emp4000 Recheck Cond: (home_base && '(1000,1000),(0,0)'::box) -> Bitmap Index Scan on grect2ind Index Cond: (home_base && '(1000,1000),(0,0)'::box) (5 rows) SELECT count(*) FROM fast_emp4000 WHERE home_base && '(1000,1000,0,0)'::box; count ------- 2 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM fast_emp4000 WHERE home_base IS NULL; QUERY PLAN ----------------------------------------------- Aggregate -> Bitmap Heap Scan on fast_emp4000 Recheck Cond: (home_base IS NULL) -> Bitmap Index Scan on grect2ind Index Cond: (home_base IS NULL) (5 rows) SELECT count(*) FROM fast_emp4000 WHERE home_base IS NULL; count ------- 278 (1 row) EXPLAIN (COSTS OFF) SELECT * FROM polygon_tbl WHERE f1 ~ '((1,1),(2,2),(2,1))'::polygon ORDER BY (poly_center(f1))[0]; QUERY PLAN ----------------------------------------------------------- Sort Sort Key: ((poly_center(f1))[0]) -> Index Scan using gpolygonind on polygon_tbl Index Cond: (f1 ~ '((1,1),(2,2),(2,1))'::polygon) (4 rows) SELECT * FROM polygon_tbl WHERE f1 ~ '((1,1),(2,2),(2,1))'::polygon ORDER BY (poly_center(f1))[0]; f1 --------------------- ((2,0),(2,4),(0,0)) (1 row) EXPLAIN (COSTS OFF) SELECT * FROM circle_tbl WHERE f1 && circle(point(1,-2), 1) ORDER BY area(f1); QUERY PLAN -------------------------------------------------- Sort Sort Key: (area(f1)) -> Index Scan using gcircleind on circle_tbl Index Cond: (f1 && '<(1,-2),1>'::circle) (4 rows) SELECT * FROM circle_tbl WHERE f1 && circle(point(1,-2), 1) ORDER BY area(f1); f1 --------------- <(1,2),3> <(1,3),5> <(1,2),100> <(100,1),115> (4 rows) EXPLAIN (COSTS OFF) SELECT count(*) FROM gpolygon_tbl WHERE f1 && '(1000,1000,0,0)'::polygon; QUERY PLAN ------------------------------------------------------------------ Aggregate -> Bitmap Heap Scan on gpolygon_tbl Recheck Cond: (f1 && '((1000,1000),(0,0))'::polygon) -> Bitmap Index Scan on ggpolygonind Index Cond: (f1 && '((1000,1000),(0,0))'::polygon) (5 rows) SELECT count(*) FROM gpolygon_tbl WHERE f1 && '(1000,1000,0,0)'::polygon; count ------- 2 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM gcircle_tbl WHERE f1 && '<(500,500),500>'::circle; QUERY PLAN ------------------------------------------------------------- Aggregate -> Bitmap Heap Scan on gcircle_tbl Recheck Cond: (f1 && '<(500,500),500>'::circle) -> Bitmap Index Scan on ggcircleind Index Cond: (f1 && '<(500,500),500>'::circle) (5 rows) SELECT count(*) FROM gcircle_tbl WHERE f1 && '<(500,500),500>'::circle; count ------- 2 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl WHERE f1 <@ box '(0,0,100,100)'; QUERY PLAN ---------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl Index Cond: (f1 <@ '(100,100),(0,0)'::box) (3 rows) SELECT count(*) FROM point_tbl WHERE f1 <@ box '(0,0,100,100)'; count ------- 3 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl WHERE box '(0,0,100,100)' @> f1; QUERY PLAN ---------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl Index Cond: ('(100,100),(0,0)'::box @> f1) (3 rows) SELECT count(*) FROM point_tbl WHERE box '(0,0,100,100)' @> f1; count ------- 3 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl WHERE f1 <@ polygon '(0,0),(0,100),(100,100),(50,50),(100,0),(0,0)'; QUERY PLAN ---------------------------------------------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl Index Cond: (f1 <@ '((0,0),(0,100),(100,100),(50,50),(100,0),(0,0))'::polygon) (3 rows) SELECT count(*) FROM point_tbl WHERE f1 <@ polygon '(0,0),(0,100),(100,100),(50,50),(100,0),(0,0)'; count ------- 3 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl WHERE f1 <@ circle '<(50,50),50>'; QUERY PLAN ---------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl Index Cond: (f1 <@ '<(50,50),50>'::circle) (3 rows) SELECT count(*) FROM point_tbl WHERE f1 <@ circle '<(50,50),50>'; count ------- 1 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl p WHERE p.f1 << '(0.0, 0.0)'; QUERY PLAN ------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl p Index Cond: (f1 << '(0,0)'::point) (3 rows) SELECT count(*) FROM point_tbl p WHERE p.f1 << '(0.0, 0.0)'; count ------- 3 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl p WHERE p.f1 >> '(0.0, 0.0)'; QUERY PLAN ------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl p Index Cond: (f1 >> '(0,0)'::point) (3 rows) SELECT count(*) FROM point_tbl p WHERE p.f1 >> '(0.0, 0.0)'; count ------- 2 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl p WHERE p.f1 <^ '(0.0, 0.0)'; QUERY PLAN ------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl p Index Cond: (f1 <^ '(0,0)'::point) (3 rows) SELECT count(*) FROM point_tbl p WHERE p.f1 <^ '(0.0, 0.0)'; count ------- 1 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl p WHERE p.f1 >^ '(0.0, 0.0)'; QUERY PLAN ------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl p Index Cond: (f1 >^ '(0,0)'::point) (3 rows) SELECT count(*) FROM point_tbl p WHERE p.f1 >^ '(0.0, 0.0)'; count ------- 3 (1 row) EXPLAIN (COSTS OFF) SELECT count(*) FROM point_tbl p WHERE p.f1 ~= '(-5, -12)'; QUERY PLAN ------------------------------------------------- Aggregate -> Index Scan using gpointind on point_tbl p Index Cond: (f1 ~= '(-5,-12)'::point) (3 rows) SELECT count(*) FROM point_tbl p WHERE p.f1 ~= '(-5, -12)'; count ------- 1 (1 row) RESET enable_seqscan; RESET enable_indexscan; RESET enable_bitmapscan; -- -- GIN over int[] and text[] -- SET enable_seqscan = OFF; SET enable_indexscan = ON; SET enable_bitmapscan = OFF; CREATE INDEX intarrayidx ON array_index_op_test USING gin (i); SELECT * FROM array_index_op_test WHERE i @> '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE i && '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE i @> '{17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 12 | {17,99,18,52,91,72,0,43,96,23} | {AAAAA33250,AAAAAAAAAAAAAAAAAAA85420,AAAAAAAAAAA33576} 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 53 | {38,17} | {AAAAAAAAAAA21658} 65 | {61,5,76,59,17} | {AAAAAA99807,AAAAA64741,AAAAAAAAAAA53908,AA21643,AAAAAAAAA10012} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} (8 rows) SELECT * FROM array_index_op_test WHERE i && '{17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 12 | {17,99,18,52,91,72,0,43,96,23} | {AAAAA33250,AAAAAAAAAAAAAAAAAAA85420,AAAAAAAAAAA33576} 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 53 | {38,17} | {AAAAAAAAAAA21658} 65 | {61,5,76,59,17} | {AAAAAA99807,AAAAA64741,AAAAAAAAAAA53908,AA21643,AAAAAAAAA10012} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} (8 rows) SELECT * FROM array_index_op_test WHERE i @> '{32,17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} (3 rows) SELECT * FROM array_index_op_test WHERE i && '{32,17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 12 | {17,99,18,52,91,72,0,43,96,23} | {AAAAA33250,AAAAAAAAAAAAAAAAAAA85420,AAAAAAAAAAA33576} 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 53 | {38,17} | {AAAAAAAAAAA21658} 65 | {61,5,76,59,17} | {AAAAAA99807,AAAAA64741,AAAAAAAAAAA53908,AA21643,AAAAAAAAA10012} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (11 rows) SELECT * FROM array_index_op_test WHERE i <@ '{38,34,32,89}' ORDER BY seqno; seqno | i | t -------+---------------+---------------------------------------------------------------------------------------------------------------------------- 40 | {34} | {AAAAAAAAAAAAAA10611,AAAAAAAAAAAAAAAAAAA1205,AAAAAAAAAAA50956,AAAAAAAAAAAAAAAA31334,AAAAA70466,AAAAAAAA81587,AAAAAAA74623} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} (3 rows) SELECT * FROM array_index_op_test WHERE i = '{47,77}' ORDER BY seqno; seqno | i | t -------+---------+----------------------------------------------------------------------------------------------------------------- 95 | {47,77} | {AAAAAAAAAAAAAAAAA764,AAAAAAAAAAA74076,AAAAAAAAAA18107,AAAAA40681,AAAAAAAAAAAAAAA35875,AAAAA60038,AAAAAAA56483} (1 row) CREATE INDEX textarrayidx ON array_index_op_test USING gin (t); SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAAA72908}' ORDER BY seqno; seqno | i | t -------+-----------------------+-------------------------------------------------------------------------------------------------------------------------------------------- 22 | {11,6,56,62,53,30} | {AAAAAAAA72908} 45 | {99,45} | {AAAAAAAA72908,AAAAAAAAAAAAAAAAAAA17075,AA88409,AAAAAAAAAAAAAAAAAA36842,AAAAAAA48038,AAAAAAAAAAAAAA10611} 72 | {22,1,16,78,20,91,83} | {47735,AAAAAAA56483,AAAAAAAAAAAAA93788,AA42406,AAAAAAAAAAAAA73084,AAAAAAAA72908,AAAAAAAAAAAAAAAAAA61286,AAAAA66674,AAAAAAAAAAAAAAAAA50407} 79 | {45} | {AAAAAAAAAA646,AAAAAAAAAAAAAAAAAAA70415,AAAAAA43678,AAAAAAAA72908} (4 rows) SELECT * FROM array_index_op_test WHERE t && '{AAAAAAAA72908}' ORDER BY seqno; seqno | i | t -------+-----------------------+-------------------------------------------------------------------------------------------------------------------------------------------- 22 | {11,6,56,62,53,30} | {AAAAAAAA72908} 45 | {99,45} | {AAAAAAAA72908,AAAAAAAAAAAAAAAAAAA17075,AA88409,AAAAAAAAAAAAAAAAAA36842,AAAAAAA48038,AAAAAAAAAAAAAA10611} 72 | {22,1,16,78,20,91,83} | {47735,AAAAAAA56483,AAAAAAAAAAAAA93788,AA42406,AAAAAAAAAAAAA73084,AAAAAAAA72908,AAAAAAAAAAAAAAAAAA61286,AAAAA66674,AAAAAAAAAAAAAAAAA50407} 79 | {45} | {AAAAAAAAAA646,AAAAAAAAAAAAAAAAAAA70415,AAAAAA43678,AAAAAAAA72908} (4 rows) SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAAAAA646}' ORDER BY seqno; seqno | i | t -------+------------------+-------------------------------------------------------------------- 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 79 | {45} | {AAAAAAAAAA646,AAAAAAAAAAAAAAAAAAA70415,AAAAAA43678,AAAAAAAA72908} 96 | {23,97,43} | {AAAAAAAAAA646,A87088} (3 rows) SELECT * FROM array_index_op_test WHERE t && '{AAAAAAAAAA646}' ORDER BY seqno; seqno | i | t -------+------------------+-------------------------------------------------------------------- 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 79 | {45} | {AAAAAAAAAA646,AAAAAAAAAAAAAAAAAAA70415,AAAAAA43678,AAAAAAAA72908} 96 | {23,97,43} | {AAAAAAAAAA646,A87088} (3 rows) SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAAA72908,AAAAAAAAAA646}' ORDER BY seqno; seqno | i | t -------+------+-------------------------------------------------------------------- 79 | {45} | {AAAAAAAAAA646,AAAAAAAAAAAAAAAAAAA70415,AAAAAA43678,AAAAAAAA72908} (1 row) SELECT * FROM array_index_op_test WHERE t && '{AAAAAAAA72908,AAAAAAAAAA646}' ORDER BY seqno; seqno | i | t -------+-----------------------+-------------------------------------------------------------------------------------------------------------------------------------------- 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 22 | {11,6,56,62,53,30} | {AAAAAAAA72908} 45 | {99,45} | {AAAAAAAA72908,AAAAAAAAAAAAAAAAAAA17075,AA88409,AAAAAAAAAAAAAAAAAA36842,AAAAAAA48038,AAAAAAAAAAAAAA10611} 72 | {22,1,16,78,20,91,83} | {47735,AAAAAAA56483,AAAAAAAAAAAAA93788,AA42406,AAAAAAAAAAAAA73084,AAAAAAAA72908,AAAAAAAAAAAAAAAAAA61286,AAAAA66674,AAAAAAAAAAAAAAAAA50407} 79 | {45} | {AAAAAAAAAA646,AAAAAAAAAAAAAAAAAAA70415,AAAAAA43678,AAAAAAAA72908} 96 | {23,97,43} | {AAAAAAAAAA646,A87088} (6 rows) SELECT * FROM array_index_op_test WHERE t <@ '{AAAAAAAA72908,AAAAAAAAAAAAAAAAAAA17075,AA88409,AAAAAAAAAAAAAAAAAA36842,AAAAAAA48038,AAAAAAAAAAAAAA10611}' ORDER BY seqno; seqno | i | t -------+--------------------+----------------------------------------------------------------------------------------------------------- 22 | {11,6,56,62,53,30} | {AAAAAAAA72908} 45 | {99,45} | {AAAAAAAA72908,AAAAAAAAAAAAAAAAAAA17075,AA88409,AAAAAAAAAAAAAAAAAA36842,AAAAAAA48038,AAAAAAAAAAAAAA10611} (2 rows) SELECT * FROM array_index_op_test WHERE t = '{AAAAAAAAAA646,A87088}' ORDER BY seqno; seqno | i | t -------+------------+------------------------ 96 | {23,97,43} | {AAAAAAAAAA646,A87088} (1 row) -- Repeat some of the above tests but exercising bitmapscans instead SET enable_indexscan = OFF; SET enable_bitmapscan = ON; SELECT * FROM array_index_op_test WHERE i @> '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE i && '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE i @> '{17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 12 | {17,99,18,52,91,72,0,43,96,23} | {AAAAA33250,AAAAAAAAAAAAAAAAAAA85420,AAAAAAAAAAA33576} 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 53 | {38,17} | {AAAAAAAAAAA21658} 65 | {61,5,76,59,17} | {AAAAAA99807,AAAAA64741,AAAAAAAAAAA53908,AA21643,AAAAAAAAA10012} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} (8 rows) SELECT * FROM array_index_op_test WHERE i && '{17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 12 | {17,99,18,52,91,72,0,43,96,23} | {AAAAA33250,AAAAAAAAAAAAAAAAAAA85420,AAAAAAAAAAA33576} 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 53 | {38,17} | {AAAAAAAAAAA21658} 65 | {61,5,76,59,17} | {AAAAAA99807,AAAAA64741,AAAAAAAAAAA53908,AA21643,AAAAAAAAA10012} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} (8 rows) SELECT * FROM array_index_op_test WHERE i @> '{32,17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} (3 rows) SELECT * FROM array_index_op_test WHERE i && '{32,17}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 12 | {17,99,18,52,91,72,0,43,96,23} | {AAAAA33250,AAAAAAAAAAAAAAAAAAA85420,AAAAAAAAAAA33576} 15 | {17,14,16,63,67} | {AA6416,AAAAAAAAAA646,AAAAA95309} 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 53 | {38,17} | {AAAAAAAAAAA21658} 65 | {61,5,76,59,17} | {AAAAAA99807,AAAAA64741,AAAAAAAAAAA53908,AA21643,AAAAAAAAA10012} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (11 rows) SELECT * FROM array_index_op_test WHERE i <@ '{38,34,32,89}' ORDER BY seqno; seqno | i | t -------+---------------+---------------------------------------------------------------------------------------------------------------------------- 40 | {34} | {AAAAAAAAAAAAAA10611,AAAAAAAAAAAAAAAAAAA1205,AAAAAAAAAAA50956,AAAAAAAAAAAAAAAA31334,AAAAA70466,AAAAAAAA81587,AAAAAAA74623} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} (3 rows) SELECT * FROM array_index_op_test WHERE i = '{47,77}' ORDER BY seqno; seqno | i | t -------+---------+----------------------------------------------------------------------------------------------------------------- 95 | {47,77} | {AAAAAAAAAAAAAAAAA764,AAAAAAAAAAA74076,AAAAAAAAAA18107,AAAAA40681,AAAAAAAAAAAAAAA35875,AAAAA60038,AAAAAAA56483} (1 row) -- And try it with a multicolumn GIN index DROP INDEX intarrayidx, textarrayidx; CREATE INDEX botharrayidx ON array_index_op_test USING gin (i, t); SET enable_seqscan = OFF; SET enable_indexscan = ON; SET enable_bitmapscan = OFF; SELECT * FROM array_index_op_test WHERE i @> '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE i && '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------- 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 30 | {26,81,47,91,34} | {AAAAAAAAAAAAAAAAAAA70104,AAAAAAA80240} 64 | {26,19,34,24,81,78} | {A96617,AAAAAAAAAAAAAAAAAAA70104,A68938,AAAAAAAAAAA53908,AAAAAAAAAAAAAAA453,AA17009,AAAAAAA80240} 82 | {34,60,4,79,78,16,86,89,42,50} | {AAAAA40681,AAAAAAAAAAAAAAAAAA12591,AAAAAAA80240,AAAAAAAAAAAAAAAA55798,AAAAAAAAAAAAAAAAAAA70104} 88 | {41,90,77,24,6,24} | {AAAA35194,AAAA35194,AAAAAAA80240,AAAAAAAAAAA46154,AAAAAA58494,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAAAAA59334,AAAAAAAAAAAAAAAAAAA91804,AA74433} 97 | {54,2,86,65} | {47735,AAAAAAA99836,AAAAAAAAAAAAAAAAA6897,AAAAAAAAAAAAAAAA29150,AAAAAAA80240,AAAAAAAAAAAAAAAA98414,AAAAAAA56483,AAAAAAAAAAAAAAAA29150,AAAAAAA39692,AA21643} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (7 rows) SELECT * FROM array_index_op_test WHERE t && '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------- 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 30 | {26,81,47,91,34} | {AAAAAAAAAAAAAAAAAAA70104,AAAAAAA80240} 64 | {26,19,34,24,81,78} | {A96617,AAAAAAAAAAAAAAAAAAA70104,A68938,AAAAAAAAAAA53908,AAAAAAAAAAAAAAA453,AA17009,AAAAAAA80240} 82 | {34,60,4,79,78,16,86,89,42,50} | {AAAAA40681,AAAAAAAAAAAAAAAAAA12591,AAAAAAA80240,AAAAAAAAAAAAAAAA55798,AAAAAAAAAAAAAAAAAAA70104} 88 | {41,90,77,24,6,24} | {AAAA35194,AAAA35194,AAAAAAA80240,AAAAAAAAAAA46154,AAAAAA58494,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAAAAA59334,AAAAAAAAAAAAAAAAAAA91804,AA74433} 97 | {54,2,86,65} | {47735,AAAAAAA99836,AAAAAAAAAAAAAAAAA6897,AAAAAAAAAAAAAAAA29150,AAAAAAA80240,AAAAAAAAAAAAAAAA98414,AAAAAAA56483,AAAAAAAAAAAAAAAA29150,AAAAAAA39692,AA21643} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (7 rows) SELECT * FROM array_index_op_test WHERE i @> '{32}' AND t && '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+-----------------------------+------------------------------------------------------------------------------ 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (1 row) SELECT * FROM array_index_op_test WHERE i && '{32}' AND t @> '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+-----------------------------+------------------------------------------------------------------------------ 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (1 row) SET enable_indexscan = OFF; SET enable_bitmapscan = ON; SELECT * FROM array_index_op_test WHERE i @> '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE i && '{32}' ORDER BY seqno; seqno | i | t -------+---------------------------------+------------------------------------------------------------------------------------------------------------------------------------ 6 | {39,35,5,94,17,92,60,32} | {AAAAAAAAAAAAAAA35875,AAAAAAAAAAAAAAAA23657} 74 | {32} | {AAAAAAAAAAAAAAAA1729,AAAAAAAAAAAAA22860,AAAAAA99807,AAAAA17383,AAAAAAAAAAAAAAA67062,AAAAAAAAAAA15165,AAAAAAAAAAA50956} 77 | {97,15,32,17,55,59,18,37,50,39} | {AAAAAAAAAAAA67946,AAAAAA54032,AAAAAAAA81587,55847,AAAAAAAAAAAAAA28620,AAAAAAAAAAAAAAAAA43052,AAAAAA75463,AAAA49534,AAAAAAAA44066} 89 | {40,32,17,6,30,88} | {AA44673,AAAAAAAAAAA6119,AAAAAAAAAAAAAAAA23657,AAAAAAAAAAAAAAAAAA47955,AAAAAAAAAAAAAAAA33598,AAAAAAAAAAA33576,AA44673} 98 | {38,34,32,89} | {AAAAAAAAAAAAAAAAAA71621,AAAA8857,AAAAAAAAAAAAAAAAAAA65037,AAAAAAAAAAAAAAAA31334,AAAAAAAAAA48845} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (6 rows) SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------- 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 30 | {26,81,47,91,34} | {AAAAAAAAAAAAAAAAAAA70104,AAAAAAA80240} 64 | {26,19,34,24,81,78} | {A96617,AAAAAAAAAAAAAAAAAAA70104,A68938,AAAAAAAAAAA53908,AAAAAAAAAAAAAAA453,AA17009,AAAAAAA80240} 82 | {34,60,4,79,78,16,86,89,42,50} | {AAAAA40681,AAAAAAAAAAAAAAAAAA12591,AAAAAAA80240,AAAAAAAAAAAAAAAA55798,AAAAAAAAAAAAAAAAAAA70104} 88 | {41,90,77,24,6,24} | {AAAA35194,AAAA35194,AAAAAAA80240,AAAAAAAAAAA46154,AAAAAA58494,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAAAAA59334,AAAAAAAAAAAAAAAAAAA91804,AA74433} 97 | {54,2,86,65} | {47735,AAAAAAA99836,AAAAAAAAAAAAAAAAA6897,AAAAAAAAAAAAAAAA29150,AAAAAAA80240,AAAAAAAAAAAAAAAA98414,AAAAAAA56483,AAAAAAAAAAAAAAAA29150,AAAAAAA39692,AA21643} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (7 rows) SELECT * FROM array_index_op_test WHERE t && '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+--------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------- 19 | {52,82,17,74,23,46,69,51,75} | {AAAAAAAAAAAAA73084,AAAAA75968,AAAAAAAAAAAAAAAA14047,AAAAAAA80240,AAAAAAAAAAAAAAAAAAA1205,A68938} 30 | {26,81,47,91,34} | {AAAAAAAAAAAAAAAAAAA70104,AAAAAAA80240} 64 | {26,19,34,24,81,78} | {A96617,AAAAAAAAAAAAAAAAAAA70104,A68938,AAAAAAAAAAA53908,AAAAAAAAAAAAAAA453,AA17009,AAAAAAA80240} 82 | {34,60,4,79,78,16,86,89,42,50} | {AAAAA40681,AAAAAAAAAAAAAAAAAA12591,AAAAAAA80240,AAAAAAAAAAAAAAAA55798,AAAAAAAAAAAAAAAAAAA70104} 88 | {41,90,77,24,6,24} | {AAAA35194,AAAA35194,AAAAAAA80240,AAAAAAAAAAA46154,AAAAAA58494,AAAAAAAAAAAAAAAAAAA17075,AAAAAAAAAAAAAAAAAA59334,AAAAAAAAAAAAAAAAAAA91804,AA74433} 97 | {54,2,86,65} | {47735,AAAAAAA99836,AAAAAAAAAAAAAAAAA6897,AAAAAAAAAAAAAAAA29150,AAAAAAA80240,AAAAAAAAAAAAAAAA98414,AAAAAAA56483,AAAAAAAAAAAAAAAA29150,AAAAAAA39692,AA21643} 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (7 rows) SELECT * FROM array_index_op_test WHERE i @> '{32}' AND t && '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+-----------------------------+------------------------------------------------------------------------------ 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (1 row) SELECT * FROM array_index_op_test WHERE i && '{32}' AND t @> '{AAAAAAA80240}' ORDER BY seqno; seqno | i | t -------+-----------------------------+------------------------------------------------------------------------------ 100 | {85,32,57,39,49,84,32,3,30} | {AAAAAAA80240,AAAAAAAAAAAAAAAA1729,AAAAA60038,AAAAAAAAAAA92631,AAAAAAAA9523} (1 row) RESET enable_seqscan; RESET enable_indexscan; RESET enable_bitmapscan; -- -- HASH -- CREATE INDEX hash_i4_index ON hash_i4_heap USING hash (random int4_ops); CREATE INDEX hash_name_index ON hash_name_heap USING hash (random name_ops); CREATE INDEX hash_txt_index ON hash_txt_heap USING hash (random text_ops); CREATE INDEX hash_f8_index ON hash_f8_heap USING hash (random float8_ops); -- CREATE INDEX hash_ovfl_index ON hash_ovfl_heap USING hash (x int4_ops); -- -- Test functional index -- CREATE TABLE func_index_heap (f1 text, f2 text); CREATE UNIQUE INDEX func_index_index on func_index_heap (textcat(f1,f2)); INSERT INTO func_index_heap VALUES('ABC','DEF'); INSERT INTO func_index_heap VALUES('AB','CDEFG'); INSERT INTO func_index_heap VALUES('QWE','RTY'); -- this should fail because of unique index: INSERT INTO func_index_heap VALUES('ABCD', 'EF'); ERROR: duplicate key value violates unique constraint "func_index_index" DETAIL: Key (textcat(f1, f2))=(ABCDEF) already exists. -- but this shouldn't: INSERT INTO func_index_heap VALUES('QWERTY'); -- -- Same test, expressional index -- DROP TABLE func_index_heap; CREATE TABLE func_index_heap (f1 text, f2 text); CREATE UNIQUE INDEX func_index_index on func_index_heap ((f1 || f2) text_ops); INSERT INTO func_index_heap VALUES('ABC','DEF'); INSERT INTO func_index_heap VALUES('AB','CDEFG'); INSERT INTO func_index_heap VALUES('QWE','RTY'); -- this should fail because of unique index: INSERT INTO func_index_heap VALUES('ABCD', 'EF'); ERROR: duplicate key value violates unique constraint "func_index_index" DETAIL: Key ((f1 || f2))=(ABCDEF) already exists. -- but this shouldn't: INSERT INTO func_index_heap VALUES('QWERTY'); -- -- Also try building functional, expressional, and partial indexes on -- tables that already contain data. -- create unique index hash_f8_index_1 on hash_f8_heap(abs(random)); create unique index hash_f8_index_2 on hash_f8_heap((seqno + 1), random); create unique index hash_f8_index_3 on hash_f8_heap(random) where seqno > 1000; -- -- Try some concurrent index builds -- -- Unfortunately this only tests about half the code paths because there are -- no concurrent updates happening to the table at the same time. CREATE TABLE concur_heap (f1 text, f2 text); -- empty table CREATE INDEX CONCURRENTLY concur_index1 ON concur_heap(f2,f1); INSERT INTO concur_heap VALUES ('a','b'); INSERT INTO concur_heap VALUES ('b','b'); -- unique index CREATE UNIQUE INDEX CONCURRENTLY concur_index2 ON concur_heap(f1); -- check if constraint is set up properly to be enforced INSERT INTO concur_heap VALUES ('b','x'); ERROR: duplicate key value violates unique constraint "concur_index2" DETAIL: Key (f1)=(b) already exists. -- check if constraint is enforced properly at build time CREATE UNIQUE INDEX CONCURRENTLY concur_index3 ON concur_heap(f2); ERROR: could not create unique index "concur_index3" DETAIL: Key (f2)=(b) is duplicated. -- test that expression indexes and partial indexes work concurrently CREATE INDEX CONCURRENTLY concur_index4 on concur_heap(f2) WHERE f1='a'; CREATE INDEX CONCURRENTLY concur_index5 on concur_heap(f2) WHERE f1='x'; -- here we also check that you can default the index name CREATE INDEX CONCURRENTLY on concur_heap((f2||f1)); -- You can't do a concurrent index build in a transaction BEGIN; CREATE INDEX CONCURRENTLY concur_index7 ON concur_heap(f1); ERROR: CREATE INDEX CONCURRENTLY cannot run inside a transaction block COMMIT; -- But you can do a regular index build in a transaction BEGIN; CREATE INDEX std_index on concur_heap(f2); COMMIT; -- check to make sure that the failed indexes were cleaned up properly and the -- successful indexes are created properly. Notably that they do NOT have the -- "invalid" flag set. \d concur_heap Table "public.concur_heap" Column | Type | Modifiers --------+------+----------- f1 | text | f2 | text | Indexes: "concur_index2" UNIQUE, btree (f1) "concur_index3" UNIQUE, btree (f2) INVALID "concur_heap_expr_idx" btree ((f2 || f1)) "concur_index1" btree (f2, f1) "concur_index4" btree (f2) WHERE f1 = 'a'::text "concur_index5" btree (f2) WHERE f1 = 'x'::text "std_index" btree (f2) DROP TABLE concur_heap; -- -- Tests for IS NULL/IS NOT NULL with b-tree indexes -- SELECT unique1, unique2 INTO onek_with_null FROM onek; INSERT INTO onek_with_null (unique1,unique2) VALUES (NULL, -1), (NULL, NULL); CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2,unique1); SET enable_seqscan = OFF; SET enable_indexscan = ON; SET enable_bitmapscan = ON; SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL; count ------- 2 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL; count ------- 1 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL; count ------- 1000 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL; count ------- 1 (1 row) DROP INDEX onek_nulltest; CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2 desc,unique1); SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL; count ------- 2 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL; count ------- 1 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL; count ------- 1000 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL; count ------- 1 (1 row) DROP INDEX onek_nulltest; CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2 desc nulls last,unique1); SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL; count ------- 2 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL; count ------- 1 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL; count ------- 1000 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL; count ------- 1 (1 row) DROP INDEX onek_nulltest; CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2 nulls first,unique1); SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL; count ------- 2 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL; count ------- 1 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL; count ------- 1000 (1 row) SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL; count ------- 1 (1 row) RESET enable_seqscan; RESET enable_indexscan; RESET enable_bitmapscan; DROP TABLE onek_with_null;