424 lines
18 KiB
Plaintext
424 lines
18 KiB
Plaintext
--
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-- POINT
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--
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-- avoid bit-exact output here because operations may not be bit-exact.
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SET extra_float_digits = 0;
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CREATE TABLE POINT_TBL(f1 point);
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INSERT INTO POINT_TBL(f1) VALUES ('(0.0,0.0)');
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INSERT INTO POINT_TBL(f1) VALUES ('(-10.0,0.0)');
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INSERT INTO POINT_TBL(f1) VALUES ('(-3.0,4.0)');
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INSERT INTO POINT_TBL(f1) VALUES ('(5.1, 34.5)');
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INSERT INTO POINT_TBL(f1) VALUES ('(-5.0,-12.0)');
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INSERT INTO POINT_TBL(f1) VALUES ('(1e-300,-1e-300)'); -- To underflow
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INSERT INTO POINT_TBL(f1) VALUES ('(1e+300,Inf)'); -- To overflow
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INSERT INTO POINT_TBL(f1) VALUES (' ( Nan , NaN ) ');
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-- bad format points
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INSERT INTO POINT_TBL(f1) VALUES ('asdfasdf');
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ERROR: invalid input syntax for type point: "asdfasdf"
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LINE 1: INSERT INTO POINT_TBL(f1) VALUES ('asdfasdf');
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^
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INSERT INTO POINT_TBL(f1) VALUES ('10.0,10.0');
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INSERT INTO POINT_TBL(f1) VALUES ('(10.0 10.0)');
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ERROR: invalid input syntax for type point: "(10.0 10.0)"
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LINE 1: INSERT INTO POINT_TBL(f1) VALUES ('(10.0 10.0)');
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^
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INSERT INTO POINT_TBL(f1) VALUES ('(10.0, 10.0) x');
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ERROR: invalid input syntax for type point: "(10.0, 10.0) x"
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LINE 1: INSERT INTO POINT_TBL(f1) VALUES ('(10.0, 10.0) x');
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^
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INSERT INTO POINT_TBL(f1) VALUES ('(10.0,10.0');
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ERROR: invalid input syntax for type point: "(10.0,10.0"
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LINE 1: INSERT INTO POINT_TBL(f1) VALUES ('(10.0,10.0');
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^
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INSERT INTO POINT_TBL(f1) VALUES ('(10.0, 1e+500)'); -- Out of range
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ERROR: "1e+500" is out of range for type double precision
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LINE 1: INSERT INTO POINT_TBL(f1) VALUES ('(10.0, 1e+500)');
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^
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SELECT '' AS six, * FROM POINT_TBL;
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six | f1
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-----+-------------------
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| (0,0)
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| (-10,0)
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| (-3,4)
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| (5.1,34.5)
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| (-5,-12)
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| (1e-300,-1e-300)
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| (1e+300,Infinity)
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| (NaN,NaN)
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| (10,10)
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(9 rows)
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-- left of
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SELECT '' AS three, p.* FROM POINT_TBL p WHERE p.f1 << '(0.0, 0.0)';
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three | f1
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-------+----------
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| (-10,0)
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| (-3,4)
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| (-5,-12)
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(3 rows)
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-- right of
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SELECT '' AS three, p.* FROM POINT_TBL p WHERE '(0.0,0.0)' >> p.f1;
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three | f1
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-------+----------
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| (-10,0)
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| (-3,4)
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| (-5,-12)
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(3 rows)
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-- above
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SELECT '' AS one, p.* FROM POINT_TBL p WHERE '(0.0,0.0)' >^ p.f1;
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one | f1
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-----+----------
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| (-5,-12)
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(1 row)
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-- below
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SELECT '' AS one, p.* FROM POINT_TBL p WHERE p.f1 <^ '(0.0, 0.0)';
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one | f1
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-----+----------
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| (-5,-12)
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(1 row)
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-- equal
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SELECT '' AS one, p.* FROM POINT_TBL p WHERE p.f1 ~= '(5.1, 34.5)';
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one | f1
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-----+------------
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| (5.1,34.5)
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(1 row)
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-- point in box
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SELECT '' AS three, p.* FROM POINT_TBL p
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WHERE p.f1 <@ box '(0,0,100,100)';
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three | f1
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-------+------------
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| (0,0)
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| (5.1,34.5)
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| (10,10)
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(3 rows)
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SELECT '' AS three, p.* FROM POINT_TBL p
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WHERE box '(0,0,100,100)' @> p.f1;
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three | f1
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-------+------------
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| (0,0)
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| (5.1,34.5)
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| (10,10)
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(3 rows)
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SELECT '' AS three, p.* FROM POINT_TBL p
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WHERE not p.f1 <@ box '(0,0,100,100)';
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three | f1
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-------+-------------------
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| (-10,0)
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| (-3,4)
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| (-5,-12)
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| (1e-300,-1e-300)
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| (1e+300,Infinity)
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| (NaN,NaN)
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(6 rows)
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SELECT '' AS two, p.* FROM POINT_TBL p
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WHERE p.f1 <@ path '[(0,0),(-10,0),(-10,10)]';
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two | f1
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-----+------------------
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| (0,0)
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| (-10,0)
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| (1e-300,-1e-300)
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(3 rows)
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SELECT '' AS three, p.* FROM POINT_TBL p
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WHERE not box '(0,0,100,100)' @> p.f1;
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three | f1
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-------+-------------------
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| (-10,0)
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| (-3,4)
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| (-5,-12)
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| (1e-300,-1e-300)
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| (1e+300,Infinity)
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| (NaN,NaN)
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(6 rows)
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SELECT '' AS six, p.f1, p.f1 <-> point '(0,0)' AS dist
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FROM POINT_TBL p
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ORDER BY dist;
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six | f1 | dist
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-----+-------------------+----------------------
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| (0,0) | 0
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| (1e-300,-1e-300) | 1.4142135623731e-300
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| (-3,4) | 5
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| (-10,0) | 10
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| (-5,-12) | 13
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| (10,10) | 14.142135623731
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| (5.1,34.5) | 34.8749193547455
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| (1e+300,Infinity) | Infinity
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| (NaN,NaN) | NaN
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(9 rows)
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SELECT '' AS thirtysix, p1.f1 AS point1, p2.f1 AS point2, p1.f1 <-> p2.f1 AS dist
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FROM POINT_TBL p1, POINT_TBL p2
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ORDER BY dist, p1.f1[0], p2.f1[0];
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thirtysix | point1 | point2 | dist
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-----------+-------------------+-------------------+----------------------
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| (-10,0) | (-10,0) | 0
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| (-5,-12) | (-5,-12) | 0
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| (-3,4) | (-3,4) | 0
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| (0,0) | (0,0) | 0
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| (1e-300,-1e-300) | (1e-300,-1e-300) | 0
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| (5.1,34.5) | (5.1,34.5) | 0
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| (10,10) | (10,10) | 0
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| (0,0) | (1e-300,-1e-300) | 1.4142135623731e-300
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| (1e-300,-1e-300) | (0,0) | 1.4142135623731e-300
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| (-3,4) | (0,0) | 5
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| (-3,4) | (1e-300,-1e-300) | 5
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| (0,0) | (-3,4) | 5
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| (1e-300,-1e-300) | (-3,4) | 5
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| (-10,0) | (-3,4) | 8.06225774829855
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| (-3,4) | (-10,0) | 8.06225774829855
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| (-10,0) | (0,0) | 10
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| (-10,0) | (1e-300,-1e-300) | 10
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| (0,0) | (-10,0) | 10
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| (1e-300,-1e-300) | (-10,0) | 10
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| (-10,0) | (-5,-12) | 13
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| (-5,-12) | (-10,0) | 13
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| (-5,-12) | (0,0) | 13
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| (-5,-12) | (1e-300,-1e-300) | 13
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| (0,0) | (-5,-12) | 13
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| (1e-300,-1e-300) | (-5,-12) | 13
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| (0,0) | (10,10) | 14.142135623731
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| (1e-300,-1e-300) | (10,10) | 14.142135623731
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| (10,10) | (0,0) | 14.142135623731
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| (10,10) | (1e-300,-1e-300) | 14.142135623731
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| (-3,4) | (10,10) | 14.3178210632764
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| (10,10) | (-3,4) | 14.3178210632764
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| (-5,-12) | (-3,4) | 16.1245154965971
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| (-3,4) | (-5,-12) | 16.1245154965971
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| (-10,0) | (10,10) | 22.3606797749979
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| (10,10) | (-10,0) | 22.3606797749979
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| (5.1,34.5) | (10,10) | 24.9851956166046
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| (10,10) | (5.1,34.5) | 24.9851956166046
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| (-5,-12) | (10,10) | 26.6270539113887
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| (10,10) | (-5,-12) | 26.6270539113887
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| (-3,4) | (5.1,34.5) | 31.5572495632937
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| (5.1,34.5) | (-3,4) | 31.5572495632937
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| (0,0) | (5.1,34.5) | 34.8749193547455
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| (1e-300,-1e-300) | (5.1,34.5) | 34.8749193547455
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| (5.1,34.5) | (0,0) | 34.8749193547455
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| (5.1,34.5) | (1e-300,-1e-300) | 34.8749193547455
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| (-10,0) | (5.1,34.5) | 37.6597928831267
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| (5.1,34.5) | (-10,0) | 37.6597928831267
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| (-5,-12) | (5.1,34.5) | 47.5842410888311
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| (5.1,34.5) | (-5,-12) | 47.5842410888311
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| (-10,0) | (1e+300,Infinity) | Infinity
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| (-5,-12) | (1e+300,Infinity) | Infinity
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| (-3,4) | (1e+300,Infinity) | Infinity
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| (0,0) | (1e+300,Infinity) | Infinity
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| (1e-300,-1e-300) | (1e+300,Infinity) | Infinity
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| (5.1,34.5) | (1e+300,Infinity) | Infinity
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| (10,10) | (1e+300,Infinity) | Infinity
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| (1e+300,Infinity) | (-10,0) | Infinity
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| (1e+300,Infinity) | (-5,-12) | Infinity
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| (1e+300,Infinity) | (-3,4) | Infinity
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| (1e+300,Infinity) | (0,0) | Infinity
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| (1e+300,Infinity) | (1e-300,-1e-300) | Infinity
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| (1e+300,Infinity) | (5.1,34.5) | Infinity
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| (1e+300,Infinity) | (10,10) | Infinity
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| (-10,0) | (NaN,NaN) | NaN
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| (-5,-12) | (NaN,NaN) | NaN
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| (-3,4) | (NaN,NaN) | NaN
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| (0,0) | (NaN,NaN) | NaN
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| (1e-300,-1e-300) | (NaN,NaN) | NaN
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| (5.1,34.5) | (NaN,NaN) | NaN
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| (10,10) | (NaN,NaN) | NaN
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| (1e+300,Infinity) | (1e+300,Infinity) | NaN
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| (1e+300,Infinity) | (NaN,NaN) | NaN
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| (NaN,NaN) | (-10,0) | NaN
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| (NaN,NaN) | (-5,-12) | NaN
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| (NaN,NaN) | (-3,4) | NaN
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| (NaN,NaN) | (0,0) | NaN
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| (NaN,NaN) | (1e-300,-1e-300) | NaN
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| (NaN,NaN) | (5.1,34.5) | NaN
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| (NaN,NaN) | (10,10) | NaN
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| (NaN,NaN) | (1e+300,Infinity) | NaN
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| (NaN,NaN) | (NaN,NaN) | NaN
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(81 rows)
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SELECT '' AS thirty, p1.f1 AS point1, p2.f1 AS point2
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FROM POINT_TBL p1, POINT_TBL p2
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WHERE (p1.f1 <-> p2.f1) > 3;
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thirty | point1 | point2
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--------+-------------------+-------------------
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| (0,0) | (-10,0)
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| (0,0) | (-3,4)
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| (0,0) | (5.1,34.5)
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| (0,0) | (-5,-12)
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| (0,0) | (1e+300,Infinity)
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| (0,0) | (NaN,NaN)
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| (0,0) | (10,10)
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| (-10,0) | (0,0)
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| (-10,0) | (-3,4)
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| (-10,0) | (5.1,34.5)
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| (-10,0) | (-5,-12)
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| (-10,0) | (1e-300,-1e-300)
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| (-10,0) | (1e+300,Infinity)
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| (-10,0) | (NaN,NaN)
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| (-10,0) | (10,10)
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| (-3,4) | (0,0)
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| (-3,4) | (-10,0)
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| (-3,4) | (5.1,34.5)
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| (-3,4) | (-5,-12)
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| (-3,4) | (1e-300,-1e-300)
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| (-3,4) | (1e+300,Infinity)
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| (-3,4) | (NaN,NaN)
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| (-3,4) | (10,10)
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| (5.1,34.5) | (0,0)
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| (5.1,34.5) | (-10,0)
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| (5.1,34.5) | (-3,4)
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| (5.1,34.5) | (-5,-12)
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| (5.1,34.5) | (1e-300,-1e-300)
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| (5.1,34.5) | (1e+300,Infinity)
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| (5.1,34.5) | (NaN,NaN)
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| (5.1,34.5) | (10,10)
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| (-5,-12) | (0,0)
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| (-5,-12) | (-10,0)
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| (-5,-12) | (-3,4)
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| (-5,-12) | (5.1,34.5)
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| (-5,-12) | (1e-300,-1e-300)
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| (-5,-12) | (1e+300,Infinity)
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| (-5,-12) | (NaN,NaN)
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| (-5,-12) | (10,10)
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| (1e-300,-1e-300) | (-10,0)
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| (1e-300,-1e-300) | (-3,4)
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| (1e-300,-1e-300) | (5.1,34.5)
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| (1e-300,-1e-300) | (-5,-12)
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| (1e-300,-1e-300) | (1e+300,Infinity)
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| (1e-300,-1e-300) | (NaN,NaN)
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| (1e-300,-1e-300) | (10,10)
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| (1e+300,Infinity) | (0,0)
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| (1e+300,Infinity) | (-10,0)
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| (1e+300,Infinity) | (-3,4)
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| (1e+300,Infinity) | (5.1,34.5)
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| (1e+300,Infinity) | (-5,-12)
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| (1e+300,Infinity) | (1e-300,-1e-300)
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| (1e+300,Infinity) | (1e+300,Infinity)
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| (1e+300,Infinity) | (NaN,NaN)
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| (1e+300,Infinity) | (10,10)
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| (NaN,NaN) | (0,0)
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| (NaN,NaN) | (-10,0)
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| (NaN,NaN) | (-3,4)
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| (NaN,NaN) | (5.1,34.5)
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| (NaN,NaN) | (-5,-12)
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| (NaN,NaN) | (1e-300,-1e-300)
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| (NaN,NaN) | (1e+300,Infinity)
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| (NaN,NaN) | (NaN,NaN)
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| (NaN,NaN) | (10,10)
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| (10,10) | (0,0)
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| (10,10) | (-10,0)
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| (10,10) | (-3,4)
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| (10,10) | (5.1,34.5)
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| (10,10) | (-5,-12)
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| (10,10) | (1e-300,-1e-300)
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| (10,10) | (1e+300,Infinity)
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| (10,10) | (NaN,NaN)
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(72 rows)
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-- put distance result into output to allow sorting with GEQ optimizer - tgl 97/05/10
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SELECT '' AS fifteen, p1.f1 AS point1, p2.f1 AS point2, (p1.f1 <-> p2.f1) AS distance
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FROM POINT_TBL p1, POINT_TBL p2
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WHERE (p1.f1 <-> p2.f1) > 3 and p1.f1 << p2.f1
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ORDER BY distance, p1.f1[0], p2.f1[0];
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fifteen | point1 | point2 | distance
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---------+------------------+-------------------+------------------
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| (-3,4) | (0,0) | 5
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| (-3,4) | (1e-300,-1e-300) | 5
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| (-10,0) | (-3,4) | 8.06225774829855
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| (-10,0) | (0,0) | 10
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| (-10,0) | (1e-300,-1e-300) | 10
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| (-10,0) | (-5,-12) | 13
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| (-5,-12) | (0,0) | 13
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| (-5,-12) | (1e-300,-1e-300) | 13
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| (0,0) | (10,10) | 14.142135623731
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| (1e-300,-1e-300) | (10,10) | 14.142135623731
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| (-3,4) | (10,10) | 14.3178210632764
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| (-5,-12) | (-3,4) | 16.1245154965971
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| (-10,0) | (10,10) | 22.3606797749979
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| (5.1,34.5) | (10,10) | 24.9851956166046
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| (-5,-12) | (10,10) | 26.6270539113887
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| (-3,4) | (5.1,34.5) | 31.5572495632937
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| (0,0) | (5.1,34.5) | 34.8749193547455
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| (1e-300,-1e-300) | (5.1,34.5) | 34.8749193547455
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| (-10,0) | (5.1,34.5) | 37.6597928831267
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| (-5,-12) | (5.1,34.5) | 47.5842410888311
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| (-10,0) | (1e+300,Infinity) | Infinity
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| (-5,-12) | (1e+300,Infinity) | Infinity
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| (-3,4) | (1e+300,Infinity) | Infinity
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| (0,0) | (1e+300,Infinity) | Infinity
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| (1e-300,-1e-300) | (1e+300,Infinity) | Infinity
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| (5.1,34.5) | (1e+300,Infinity) | Infinity
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| (10,10) | (1e+300,Infinity) | Infinity
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(27 rows)
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-- put distance result into output to allow sorting with GEQ optimizer - tgl 97/05/10
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SELECT '' AS three, p1.f1 AS point1, p2.f1 AS point2, (p1.f1 <-> p2.f1) AS distance
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FROM POINT_TBL p1, POINT_TBL p2
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WHERE (p1.f1 <-> p2.f1) > 3 and p1.f1 << p2.f1 and p1.f1 >^ p2.f1
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ORDER BY distance;
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three | point1 | point2 | distance
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-------+------------+------------------+------------------
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| (-3,4) | (0,0) | 5
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| (-3,4) | (1e-300,-1e-300) | 5
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| (-10,0) | (-5,-12) | 13
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| (5.1,34.5) | (10,10) | 24.9851956166046
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(4 rows)
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-- Test that GiST indexes provide same behavior as sequential scan
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CREATE TEMP TABLE point_gist_tbl(f1 point);
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INSERT INTO point_gist_tbl SELECT '(0,0)' FROM generate_series(0,1000);
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CREATE INDEX point_gist_tbl_index ON point_gist_tbl USING gist (f1);
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INSERT INTO point_gist_tbl VALUES ('(0.0000009,0.0000009)');
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SET enable_seqscan TO true;
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SET enable_indexscan TO false;
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SET enable_bitmapscan TO false;
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SELECT COUNT(*) FROM point_gist_tbl WHERE f1 ~= '(0.0000009,0.0000009)'::point;
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count
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|
-------
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|
1002
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|
(1 row)
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|
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SELECT COUNT(*) FROM point_gist_tbl WHERE f1 <@ '(0.0000009,0.0000009),(0.0000009,0.0000009)'::box;
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|
count
|
|
-------
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|
1
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|
(1 row)
|
|
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SELECT COUNT(*) FROM point_gist_tbl WHERE f1 ~= '(0.0000018,0.0000018)'::point;
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|
count
|
|
-------
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|
1
|
|
(1 row)
|
|
|
|
SET enable_seqscan TO false;
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|
SET enable_indexscan TO true;
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SET enable_bitmapscan TO true;
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|
SELECT COUNT(*) FROM point_gist_tbl WHERE f1 ~= '(0.0000009,0.0000009)'::point;
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|
count
|
|
-------
|
|
1002
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM point_gist_tbl WHERE f1 <@ '(0.0000009,0.0000009),(0.0000009,0.0000009)'::box;
|
|
count
|
|
-------
|
|
1
|
|
(1 row)
|
|
|
|
SELECT COUNT(*) FROM point_gist_tbl WHERE f1 ~= '(0.0000018,0.0000018)'::point;
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|
count
|
|
-------
|
|
1
|
|
(1 row)
|
|
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|
RESET enable_seqscan;
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RESET enable_indexscan;
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|
RESET enable_bitmapscan;
|