Returns the user field specified by fldIndex for the point specified by index for a GeoSequence type.
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Argument … |
Specifies … |
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fldIndex |
the index of the user field within the point, where the index of the first user field is 1. The data type of fldIndex is INTEGER. |
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index |
the index of the point within the GeoSequence type, where the index of the first point is 1. The data type of index is INTEGER. |
Returns a FLOAT value.
GeoSequence
CREATE TABLE sample_shapes(skey INTEGER, shape ST_Geometry);
INSERT INTO sample_shapes ( 100,'GeoSequence( (10 10, 15 15, -2 0) ,(2007-03-14 01:35:00, 2007-03-14 01:35:05, 2007-03-14 01:35:08),(1222, 1223, 1224),(2, 12.1, 3.14159, 2.78128, -10, -11, 100.1))' );
SELECT skey
FROM sample_shapes
WHERE (shape.GetUserFld(1,2) < 1E2)
ORDER BY skey;