QUERY: SELECT '' AS four, center(f1) AS center FROM BOX_TBL; four|center ----+------- |(1,1) |(2,2) |(2.5,3) |(3,3) (4 rows) QUERY: SELECT '' AS four, (@@ f1) AS center FROM BOX_TBL; four|center ----+------- |(1,1) |(2,2) |(2.5,3) |(3,3) (4 rows) QUERY: SELECT '' AS six, point(f1) AS center FROM CIRCLE_TBL; six|center ---+--------- |(0,0) |(1,2) |(1,3) |(1,2) |(100,200) |(100,0) (6 rows) QUERY: SELECT '' AS six, (@@ f1) AS center FROM CIRCLE_TBL; six|center ---+--------- |(0,0) |(1,2) |(1,3) |(1,2) |(100,200) |(100,0) (6 rows) QUERY: SELECT '' AS two, (@@ f1) AS center FROM POLYGON_TBL WHERE (# f1) > 2; two|center ---+----------------------------------- |(1.33333333333333,1.33333333333333) |(2.33333333333333,1.33333333333333) (2 rows) QUERY: SELECT '' AS two, p1.f1 FROM POINT_TBL p1 WHERE ishorizontal(p1.f1, '(0,0)'::point); two|f1 ---+------- |(0,0) |(-10,0) (2 rows) QUERY: SELECT '' AS two, p1.f1 FROM POINT_TBL p1 WHERE p1.f1 ?- '(0,0)'::point; two|f1 ---+------- |(0,0) |(-10,0) (2 rows) QUERY: SELECT '' AS one, p1.f1 FROM POINT_TBL p1 WHERE isvertical(p1.f1, '(5.1,34.5)'::point); one|f1 ---+---------- |(5.1,34.5) (1 row) QUERY: SELECT '' AS one, p1.f1 FROM POINT_TBL p1 WHERE p1.f1 ?| '(5.1,34.5)'::point; one|f1 ---+---------- |(5.1,34.5) (1 row) QUERY: SELECT '' AS count, p.f1, l.s, l.s # p.f1 AS intersection FROM LSEG_TBL l, POINT_TBL p; ERROR: Unable to identify an operator '#' for types 'lseg' and 'point' You will have to retype this query using an explicit cast QUERY: SELECT '' AS thirty, p.f1, l.s, p.f1 ## l.s AS closest FROM LSEG_TBL l, POINT_TBL p; thirty|f1 |s |closest ------+----------+-----------------------------+------------------------------------- |(0,0) |[(1,2),(3,4)] |(1,2) |(-10,0) |[(1,2),(3,4)] |(1,2) |(-3,4) |[(1,2),(3,4)] |(1,2) |(5.1,34.5)|[(1,2),(3,4)] |(3,4) |(-5,-12) |[(1,2),(3,4)] |(1,2) |(10,10) |[(1,2),(3,4)] |(3,4) |(0,0) |[(0,0),(6,6)] |(0,0) |(-10,0) |[(0,0),(6,6)] |(0,0) |(-3,4) |[(0,0),(6,6)] |(0.5,0.5) |(5.1,34.5)|[(0,0),(6,6)] |(6,6) |(-5,-12) |[(0,0),(6,6)] |(0,0) |(10,10) |[(0,0),(6,6)] |(6,6) |(0,0) |[(10,-10),(-3,-4)] |(-2.04878048780488,-4.4390243902439) |(-10,0) |[(10,-10),(-3,-4)] |(-3,-4) |(-3,4) |[(10,-10),(-3,-4)] |(-3,-4) |(5.1,34.5)|[(10,-10),(-3,-4)] |(-3,-4) |(-5,-12) |[(10,-10),(-3,-4)] |(-1.60487804878049,-4.64390243902439) |(10,10) |[(10,-10),(-3,-4)] |(2.39024390243902,-6.48780487804878) |(0,0) |[(-1000000,200),(300000,-40)]|(0.0028402365895872,15.384614860264) |(-10,0) |[(-1000000,200),(300000,-40)]|(-9.99715942258202,15.3864610140472) |(-3,4) |[(-1000000,200),(300000,-40)]|(-2.99789812267519,15.3851688427303) |(5.1,34.5)|[(-1000000,200),(300000,-40)]|(5.09647083221496,15.3836744976925) |(-5,-12) |[(-1000000,200),(300000,-40)]|(-4.99494420845634,15.3855375281616) |(10,10) |[(-1000000,200),(300000,-40)]|(10.000993741978,15.3827690473092) |(0,0) |[(11,22),(33,44)] |(11,22) |(-10,0) |[(11,22),(33,44)] |(11,22) |(-3,4) |[(11,22),(33,44)] |(11,22) |(5.1,34.5)|[(11,22),(33,44)] |(14.3,25.3) |(-5,-12) |[(11,22),(33,44)] |(11,22) |(10,10) |[(11,22),(33,44)] |(11,22) (30 rows) QUERY: SELECT '' as six, box(f1) AS box FROM CIRCLE_TBL; six|box ---+-------------------------------------------------------------------------- |(2.12132034355964,2.12132034355964),(-2.12132034355964,-2.12132034355964) |(71.7106781186547,72.7106781186547),(-69.7106781186547,-68.7106781186547) |(4.53553390593274,6.53553390593274),(-2.53553390593274,-0.535533905932737) |(3.12132034355964,4.12132034355964),(-1.12132034355964,-0.121320343559642) |(107.071067811865,207.071067811865),(92.9289321881345,192.928932188135) |(170.710678118655,70.7106781186547),(29.2893218813453,-70.7106781186547) (6 rows) QUERY: SELECT '' AS twentyfour, b.f1 + p.f1 AS translation FROM BOX_TBL b, POINT_TBL p; twentyfour|translation ----------+----------------------- |(2,2),(0,0) |(3,3),(1,1) |(2.5,3.5),(2.5,2.5) |(3,3),(3,3) |(-8,2),(-10,0) |(-7,3),(-9,1) |(-7.5,3.5),(-7.5,2.5) |(-7,3),(-7,3) |(-1,6),(-3,4) |(0,7),(-2,5) |(-0.5,7.5),(-0.5,6.5) |(0,7),(0,7) |(7.1,36.5),(5.1,34.5) |(8.1,37.5),(6.1,35.5) |(7.6,38),(7.6,37) |(8.1,37.5),(8.1,37.5) |(-3,-10),(-5,-12) |(-2,-9),(-4,-11) |(-2.5,-8.5),(-2.5,-9.5) |(-2,-9),(-2,-9) |(12,12),(10,10) |(13,13),(11,11) |(12.5,13.5),(12.5,12.5) |(13,13),(13,13) (24 rows) QUERY: SELECT '' AS twentyfour, b.f1 - p.f1 AS translation FROM BOX_TBL b, POINT_TBL p; twentyfour|translation ----------+------------------------- |(2,2),(0,0) |(3,3),(1,1) |(2.5,3.5),(2.5,2.5) |(3,3),(3,3) |(12,2),(10,0) |(13,3),(11,1) |(12.5,3.5),(12.5,2.5) |(13,3),(13,3) |(5,-2),(3,-4) |(6,-1),(4,-3) |(5.5,-0.5),(5.5,-1.5) |(6,-1),(6,-1) |(-3.1,-32.5),(-5.1,-34.5) |(-2.1,-31.5),(-4.1,-33.5) |(-2.6,-31),(-2.6,-32) |(-2.1,-31.5),(-2.1,-31.5) |(7,14),(5,12) |(8,15),(6,13) |(7.5,15.5),(7.5,14.5) |(8,15),(8,15) |(-8,-8),(-10,-10) |(-7,-7),(-9,-9) |(-7.5,-6.5),(-7.5,-7.5) |(-7,-7),(-7,-7) (24 rows) QUERY: SELECT '' AS twentyfour, b.f1 * p.f1 AS rotation FROM BOX_TBL b, POINT_TBL p; twentyfour|rotation ----------+--------------------------- |(0,0),(0,0) |(0,0),(0,0) |(0,0),(0,0) |(0,0),(0,0) |(0,0),(-20,-20) |(-10,-10),(-30,-30) |(-25,-25),(-25,-35) |(-30,-30),(-30,-30) |(0,2),(-14,0) |(-7,3),(-21,1) |(-17.5,2.5),(-21.5,-0.5) |(-21,3),(-21,3) |(0,79.2),(-58.8,0) |(-29.4,118.8),(-88.2,39.6) |(-73.5,104.1),(-108,99) |(-88.2,118.8),(-88.2,118.8) |(14,0),(0,-34) |(21,-17),(7,-51) |(29.5,-42.5),(17.5,-47.5) |(21,-51),(21,-51) |(0,40),(0,0) |(0,60),(0,20) |(0,60),(-10,50) |(0,60),(0,60) (24 rows) QUERY: SELECT '' AS twenty, b.f1 / p.f1 AS rotation FROM BOX_TBL b, POINT_TBL p WHERE (p.f1 <-> '(0,0)'::point) >= 1; twenty|rotation ------+--------------------------------------------------------------------------------- |(0,0),(-0.2,-0.2) |(-0.1,-0.1),(-0.3,-0.3) |(-0.25,-0.25),(-0.25,-0.35) |(-0.3,-0.3),(-0.3,-0.3) |(0.08,0),(0,-0.56) |(0.12,-0.28),(0.04,-0.84) |(0.26,-0.7),(0.1,-0.82) |(0.12,-0.84),(0.12,-0.84) |(0.0651176557643925,0),(0,-0.0483449262493217) |(0.0976764836465887,-0.0241724631246608),(0.0325588278821962,-0.0725173893739825) |(0.109762715208919,-0.0562379754328844),(0.0813970697054906,-0.0604311578116521) |(0.0976764836465887,-0.0725173893739825),(0.0976764836465887,-0.0725173893739825) |(0,0.0828402366863905),(-0.201183431952663,0) |(-0.100591715976331,0.124260355029586),(-0.301775147928994,0.0414201183431953) |(-0.251479289940828,0.103550295857988),(-0.322485207100592,0.0739644970414201) |(-0.301775147928994,0.124260355029586),(-0.301775147928994,0.124260355029586) |(0.2,0),(0,0) |(0.3,0),(0.1,0) |(0.3,0.05),(0.25,0) |(0.3,0),(0.3,0) (20 rows) QUERY: SET geqo TO 'off'; QUERY: SELECT '' AS eight, points(f1) AS npoints, f1 AS path FROM PATH_TBL; eight|npoints|path -----+-------+------------------------- | 2|[(1,2),(3,4)] | 2|((1,2),(3,4)) | 4|[(0,0),(3,0),(4,5),(1,6)] | 2|((1,2),(3,4)) | 2|((1,2),(3,4)) | 2|[(1,2),(3,4)] | 2|[(11,12),(13,14)] | 2|((11,12),(13,14)) (8 rows) QUERY: SELECT '' AS four, path(f1) FROM POLYGON_TBL; four|path ----+------------------- |((2,0),(2,4),(0,0)) |((3,1),(3,3),(1,0)) |((0,0)) |((0,1),(0,1)) (4 rows) QUERY: SELECT '' AS eight, p1.f1 + '(10,10)'::point AS dist_add FROM PATH_TBL p1; eight|dist_add -----+--------------------------------- |[(11,12),(13,14)] |((11,12),(13,14)) |[(10,10),(13,10),(14,15),(11,16)] |((11,12),(13,14)) |((11,12),(13,14)) |[(11,12),(13,14)] |[(21,22),(23,24)] |((21,22),(23,24)) (8 rows) QUERY: SELECT '' AS eight, p1.f1 * '(2,-1)'::point AS dist_mul FROM PATH_TBL p1; eight|dist_mul -----+---------------------------- |[(4,3),(10,5)] |((4,3),(10,5)) |[(0,0),(6,-3),(13,6),(8,11)] |((4,3),(10,5)) |((4,3),(10,5)) |[(4,3),(10,5)] |[(34,13),(40,15)] |((34,13),(40,15)) (8 rows) QUERY: RESET geqo; QUERY: SELECT '' AS twentyfour, p.f1, poly.f1, poly.f1 ~ p.f1 AS contains FROM POLYGON_TBL poly, POINT_TBL p; twentyfour|f1 |f1 |contains ----------+----------+-------------------+-------- |(0,0) |((2,0),(2,4),(0,0))|t |(-10,0) |((2,0),(2,4),(0,0))|f |(-3,4) |((2,0),(2,4),(0,0))|f |(5.1,34.5)|((2,0),(2,4),(0,0))|f |(-5,-12) |((2,0),(2,4),(0,0))|f |(10,10) |((2,0),(2,4),(0,0))|f |(0,0) |((3,1),(3,3),(1,0))|f |(-10,0) |((3,1),(3,3),(1,0))|f |(-3,4) |((3,1),(3,3),(1,0))|f |(5.1,34.5)|((3,1),(3,3),(1,0))|f |(-5,-12) |((3,1),(3,3),(1,0))|f |(10,10) |((3,1),(3,3),(1,0))|f |(0,0) |((0,0)) |t |(-10,0) |((0,0)) |f |(-3,4) |((0,0)) |f |(5.1,34.5)|((0,0)) |f |(-5,-12) |((0,0)) |f |(10,10) |((0,0)) |f |(0,0) |((0,1),(0,1)) |f |(-10,0) |((0,1),(0,1)) |f |(-3,4) |((0,1),(0,1)) |f |(5.1,34.5)|((0,1),(0,1)) |f |(-5,-12) |((0,1),(0,1)) |f |(10,10) |((0,1),(0,1)) |f (24 rows) QUERY: SELECT '' AS twentyfour, p.f1, poly.f1, p.f1 @ poly.f1 AS contained FROM POLYGON_TBL poly, POINT_TBL p; twentyfour|f1 |f1 |contained ----------+----------+-------------------+--------- |(0,0) |((2,0),(2,4),(0,0))|t |(-10,0) |((2,0),(2,4),(0,0))|f |(-3,4) |((2,0),(2,4),(0,0))|f |(5.1,34.5)|((2,0),(2,4),(0,0))|f |(-5,-12) |((2,0),(2,4),(0,0))|f |(10,10) |((2,0),(2,4),(0,0))|f |(0,0) |((3,1),(3,3),(1,0))|f |(-10,0) |((3,1),(3,3),(1,0))|f |(-3,4) |((3,1),(3,3),(1,0))|f |(5.1,34.5)|((3,1),(3,3),(1,0))|f |(-5,-12) |((3,1),(3,3),(1,0))|f |(10,10) |((3,1),(3,3),(1,0))|f |(0,0) |((0,0)) |t |(-10,0) |((0,0)) |f |(-3,4) |((0,0)) |f |(5.1,34.5)|((0,0)) |f |(-5,-12) |((0,0)) |f |(10,10) |((0,0)) |f |(0,0) |((0,1),(0,1)) |f |(-10,0) |((0,1),(0,1)) |f |(-3,4) |((0,1),(0,1)) |f |(5.1,34.5)|((0,1),(0,1)) |f |(-5,-12) |((0,1),(0,1)) |f |(10,10) |((0,1),(0,1)) |f (24 rows) QUERY: SELECT '' AS four, points(f1) AS npoints, f1 AS polygon FROM POLYGON_TBL; four|npoints|polygon ----+-------+------------------- | 3|((2,0),(2,4),(0,0)) | 3|((3,1),(3,3),(1,0)) | 1|((0,0)) | 2|((0,1),(0,1)) (4 rows) QUERY: SELECT '' AS four, polygon(f1) FROM BOX_TBL; four|polygon ----+----------------------------------------- |((0,0),(0,2),(2,2),(2,0)) |((1,1),(1,3),(3,3),(3,1)) |((2.5,2.5),(2.5,3.5),(2.5,3.5),(2.5,2.5)) |((3,3),(3,3),(3,3),(3,3)) (4 rows) QUERY: SELECT '' AS four, polygon(f1) FROM PATH_TBL WHERE isclosed(f1); four|polygon ----+----------------- |((1,2),(3,4)) |((1,2),(3,4)) |((1,2),(3,4)) |((11,12),(13,14)) (4 rows) QUERY: SELECT '' AS four, f1 AS open_path, polygon( pclose(f1)) AS polygon FROM PATH_TBL WHERE isopen(f1); four|open_path |polygon ----+-------------------------+------------------------- |[(1,2),(3,4)] |((1,2),(3,4)) |[(0,0),(3,0),(4,5),(1,6)]|((0,0),(3,0),(4,5),(1,6)) |[(1,2),(3,4)] |((1,2),(3,4)) |[(11,12),(13,14)] |((11,12),(13,14)) (4 rows) QUERY: SELECT '' AS six, polygon(f1) FROM CIRCLE_TBL; six|polygon ---+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |((-3,0),(-2.59807621135076,1.50000000000442),(-1.49999999999116,2.59807621135842),(1.53102359017709e-11,3),(1.50000000001768,2.59807621134311),(2.59807621136607,1.4999999999779),(3,-3.06204718035418e-11),(2.59807621133545,-1.50000000003094),(1.49999999996464,-2.59807621137373),(-4.59307077053127e-11,-3),(-1.5000000000442,-2.5980762113278),(-2.59807621138138,-1.49999999995138)) |((-99,2),(-85.6025403783588,52.0000000001473),(-48.9999999997054,88.602540378614),(1.00000000051034,102),(51.0000000005893,88.6025403781036),(87.6025403788692,51.9999999992634),(101,1.99999999897932),(87.6025403778485,-48.0000000010313),(50.9999999988214,-84.6025403791243),(0.999999998468976,-98),(-49.0000000014732,-84.6025403775933),(-85.6025403793795,-47.9999999983795)) |((-4,3),(-3.33012701891794,5.50000000000737),(-1.49999999998527,7.3301270189307),(1.00000000002552,8),(3.50000000002946,7.33012701890518),(5.33012701894346,5.49999999996317),(6,2.99999999994897),(5.33012701889242,0.499999999948437),(3.49999999994107,-1.33012701895622),(0.999999999923449,-2),(-1.50000000007366,-1.33012701887967),(-3.33012701896897,0.500000000081028)) |((-2,2),(-1.59807621135076,3.50000000000442),(-0.499999999991161,4.59807621135842),(1.00000000001531,5),(2.50000000001768,4.59807621134311),(3.59807621136607,3.4999999999779),(4,1.99999999996938),(3.59807621133545,0.499999999969062),(2.49999999996464,-0.598076211373729),(0.999999999954069,-1),(-0.500000000044197,-0.598076211327799),(-1.59807621138138,0.500000000048616)) |((90,200),(91.3397459621641,205.000000000015),(95.0000000000295,208.660254037861),(100.000000000051,210),(105.000000000059,208.66025403781),(108.660254037887,204.999999999926),(110,199.999999999898),(108.660254037785,194.999999999897),(104.999999999882,191.339745962088),(99.9999999998469,190),(94.9999999998527,191.339745962241),(91.3397459620621,195.000000000162)) |((0,0),(13.3974596216412,50.0000000001473),(50.0000000002946,86.602540378614),(100.00000000051,100),(150.000000000589,86.6025403781036),(186.602540378869,49.9999999992634),(200,-1.02068239345139e-09),(186.602540377848,-50.0000000010313),(149.999999998821,-86.6025403791243),(99.999999998469,-100),(49.9999999985268,-86.6025403775933),(13.3974596206205,-49.9999999983795)) (6 rows) QUERY: SELECT '' AS six, polygon(8, f1) FROM CIRCLE_TBL; six|polygon ---+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |((-3,0),(-2.12132034355423,2.12132034356506),(1.53102359017709e-11,3),(2.12132034357588,2.1213203435434),(3,-3.06204718035418e-11),(2.12132034353258,-2.12132034358671),(-4.59307077053127e-11,-3),(-2.12132034359753,-2.12132034352175)) |((-99,2),(-69.7106781184743,72.7106781188352),(1.00000000051034,102),(71.710678119196,72.7106781181135),(101,1.99999999897932),(71.7106781177526,-68.7106781195569),(0.999999998468976,-98),(-69.7106781199178,-68.7106781173917)) |((-4,3),(-2.53553390592372,6.53553390594176),(1.00000000002552,8),(4.5355339059598,6.53553390590567),(6,2.99999999994897),(4.53553390588763,-0.535533905977846),(0.999999999923449,-2),(-2.53553390599589,-0.535533905869586)) |((-2,2),(-1.12132034355423,4.12132034356506),(1.00000000001531,5),(3.12132034357588,4.1213203435434),(4,1.99999999996938),(3.12132034353258,-0.121320343586707),(0.999999999954069,-1),(-1.12132034359753,-0.121320343521752)) |((90,200),(92.9289321881526,207.071067811884),(100.000000000051,210),(107.07106781192,207.071067811811),(110,199.999999999898),(107.071067811775,192.928932188044),(99.9999999998469,190),(92.9289321880082,192.928932188261)) |((0,0),(29.2893218815257,70.7106781188352),(100.00000000051,100),(170.710678119196,70.7106781181135),(200,-1.02068239345139e-09),(170.710678117753,-70.7106781195569),(99.999999998469,-100),(29.2893218800822,-70.7106781173917)) (6 rows) QUERY: SELECT '' AS six, circle(f1, 50.0) FROM POINT_TBL; six|circle ---+--------------- |<(0,0),50> |<(-10,0),50> |<(-3,4),50> |<(5.1,34.5),50> |<(-5,-12),50> |<(10,10),50> (6 rows) QUERY: SELECT '' AS four, circle(f1) FROM BOX_TBL; four|circle ----+----------------------- |<(1,1),1.4142135623731> |<(2,2),1.4142135623731> |<(2.5,3),0.5> |<(3,3),0> (4 rows) QUERY: SELECT '' AS two, circle(f1) FROM POLYGON_TBL WHERE (# f1) >= 3; two|circle ---+------------------------------------------------------ |<(1.33333333333333,1.33333333333333),2.04168905063636> |<(2.33333333333333,1.33333333333333),1.47534300379185> (2 rows) QUERY: SELECT '' AS twentyfour, c1.f1 AS circle, p1.f1 AS point, (p1.f1 <-> c1.f1) AS distance FROM CIRCLE_TBL c1, POINT_TBL p1 WHERE (p1.f1 <-> c1.f1) > 0 ORDER BY distance, circle, point using <<; twentyfour|circle |point | distance ----------+--------------+----------+---------------- |<(100,0),100> |(5.1,34.5)|0.97653192697797 |<(1,2),3> |(-3,4) |1.47213595499958 |<(0,0),3> |(-3,4) | 2 |<(100,0),100> |(-3,4) |3.07764064044152 |<(100,0),100> |(-5,-12) |5.68348972285122 |<(1,3),5> |(-10,0) |6.40175425099138 |<(1,3),5> |(10,10) |6.40175425099138 |<(0,0),3> |(-10,0) | 7 |<(1,2),3> |(-10,0) |8.18033988749895 |<(1,2),3> |(10,10) | 9.0415945787923 |<(0,0),3> |(-5,-12) | 10 |<(100,0),100> |(-10,0) | 10 |<(0,0),3> |(10,10) | 11.142135623731 |<(1,3),5> |(-5,-12) |11.1554944214035 |<(1,2),3> |(-5,-12) |12.2315462117278 |<(1,3),5> |(5.1,34.5)|26.7657047773223 |<(1,2),3> |(5.1,34.5)| 29.757594539282 |<(0,0),3> |(5.1,34.5)|31.8749193547455 |<(100,200),10>|(5.1,34.5)|180.778038568384 |<(100,200),10>|(10,10) |200.237960416286 |<(100,200),10>|(-3,4) |211.415898254845 |<(100,200),10>|(0,0) |213.606797749979 |<(100,200),10>|(-10,0) |218.254244210267 |<(100,200),10>|(-5,-12) |226.577682802077 (24 rows)