geometry.out

关系型数据库 Postgresql 6.5.2

      |(-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),(-2.59807621135332,1.5),(-1.5,2.59807621135332),(-1.83690953073357e-16,3),(1.5,2.59807621135332),(2.59807621135332,1.5),(3,3.67381906146713e-16),(2.59807621135332,-1.5),(1.5,-2.59807621135332),(5.5107285922007e-16,-3),(-1.5,-2.59807621135332),(-2.59807621135332,-1.5))
   |((-99,2),(-85.6025403784439,52),(-49,88.6025403784439),(0.999999999999994,102),(51,88.6025403784439),(87.6025403784439,52),(101,2.00000000000001),(87.6025403784439,-48),(51,-84.6025403784438),(1.00000000000002,-98),(-49,-84.6025403784439),(-85.6025403784438,-48))             
   |((-4,3),(-3.33012701892219,5.5),(-1.5,7.33012701892219),(1,8),(3.5,7.33012701892219),(5.33012701892219,5.5),(6,3),(5.33012701892219,0.500000000000001),(3.5,-1.33012701892219),(1,-2),(-1.5,-1.33012701892219),(-3.33012701892219,0.499999999999998))                               
   |((-2,2),(-1.59807621135332,3.5),(-0.5,4.59807621135332),(1,5),(2.5,4.59807621135332),(3.59807621135332,3.5),(4,2),(3.59807621135332,0.500000000000001),(2.5,-0.598076211353315),(1,-1),(-0.5,-0.598076211353316),(-1.59807621135332,0.499999999999999))                             
   |((90,200),(91.3397459621556,205),(95,208.660254037844),(100,210),(105,208.660254037844),(108.660254037844,205),(110,200),(108.660254037844,195),(105,191.339745962156),(100,190),(95,191.339745962156),(91.3397459621556,195))                                                      
   |((0,0),(13.3974596215561,50),(50,86.6025403784439),(100,100),(150,86.6025403784439),(186.602540378444,50),(200,1.22460635382238e-14),(186.602540378444,-50),(150,-86.6025403784438),(100,-100),(50,-86.6025403784439),(13.3974596215562,-50))                                       
(6 rows)

QUERY: SELECT '' AS six, polygon(8, f1)
   FROM CIRCLE_TBL;
six|polygon                                                                                                                                                                                                                                 
---+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
   |((-3,0),(-2.12132034355964,2.12132034355964),(-1.83690953073357e-16,3),(2.12132034355964,2.12132034355964),(3,3.67381906146713e-16),(2.12132034355964,-2.12132034355964),(5.5107285922007e-16,-3),(-2.12132034355964,-2.12132034355964))
   |((-99,2),(-69.7106781186548,72.7106781186548),(0.999999999999994,102),(71.7106781186547,72.7106781186548),(101,2.00000000000001),(71.7106781186548,-68.7106781186547),(1.00000000000002,-98),(-69.7106781186547,-68.7106781186548))     
   |((-4,3),(-2.53553390593274,6.53553390593274),(1,8),(4.53553390593274,6.53553390593274),(6,3),(4.53553390593274,-0.535533905932737),(1,-2),(-2.53553390593274,-0.535533905932738))                                                       
   |((-2,2),(-1.12132034355964,4.12132034355964),(1,5),(3.12132034355964,4.12132034355964),(4,2),(3.12132034355964,-0.121320343559642),(1,-1),(-1.12132034355964,-0.121320343559643))                                                       
   |((90,200),(92.9289321881345,207.071067811865),(100,210),(107.071067811865,207.071067811865),(110,200),(107.071067811865,192.928932188135),(100,190),(92.9289321881345,192.928932188135))                                                
   |((0,0),(29.2893218813452,70.7106781186548),(100,100),(170.710678118655,70.7106781186548),(200,1.22460635382238e-14),(170.710678118655,-70.7106781186547),(100,-100),(29.2893218813453,-70.7106781186548))                               
(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)|0.976531926977964
          |<(1,2),3>     |(-3,4)    | 1.47213595499958
          |<(0,0),3>     |(-3,4)    |                2
          |<(100,0),100> |(-3,4)    | 3.07764064044151
          |<(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)| 26.7657047773224
          |<(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)