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db2gse.ST_Dimension(g1 db2gse.ST_Geometry)
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Integer
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DIMENSION_TEST Å×À̺íÀº Ä÷³ GEOTYPE ¹× G1À¸·Î ÀÛ¼ºµË´Ï´Ù. GEOTYPE Ä÷³Àº G1 ±âÇÏÇÐ Ä÷³¿¡ ÀúÀåµÈ ±âÇÏÇÐ ¼ºêŬ·¡½ºÀÇ À̸§À» ÀúÀåÇÕ´Ï´Ù.
CREATE TABLE DIMENSION_TEST (geotype varchar(20), g1 db2gse.ST_Geometry)
INSERT¹®Àº DIMENSION_TEST Å×ÀÌºí¿¡ »ùÇà ¼ºêŬ·¡½º¸¦ »ðÀÔÇÕ´Ï´Ù.
INSERT INTO DIMENSION_TEST VALUES('Point', db2gse.ST_PointFromText('point (10.02 20.01)', db2gse.coordref()..srid(0))) INSERT INTO DIMENSION_TEST VALUES('Linestring', db2gse.ST_LineFromText('linestring (10.02 20.01,10.32 23.98, 11.92 25.64)', db2gse.coordref()..srid(0))) INSERT INTO DIMENSION_TEST VALUES('Polygon', db2gse.ST_PolyFromText('polygon ((10.02 20.01,11.92 35.64,25.02 34.15, 19.15 33.94,10.02 20.01))', db2gse.coordref()..srid(0))) INSERT INTO DIMENSION_TEST VALUES('Multipoint', db2gse.ST_MPointFromText('multipoint (10.02 20.01,10.32 23.98, 11.92 25.64)', db2gse.coordref()..srid(0))) INSERT INTO DIMENSION_TEST VALUES('Multilinestring', db2gse.ST_MLineFromText('multilinestring ((10.02 20.01,10.32 23.98, 11.92 25.64),(9.55 23.75,15.36 30.11))', db2gse.coordref()..srid(0))) INSERT INTO DIMENSION_TEST VALUES('Multipolygon', db2gse.ST_MPolyFromText('multipolygon (((10.02 20.01,11.92 35.64, 25.02 34.15,19.15 33.94,10.02 20.01)), ((51.71 21.73,73.36 27.04,71.52 32.87, 52.43 31.90,51.71 21.73)))', db2gse.coordref)..srid(0)))
´ÙÀ½ÀÇ SELECT¹®Àº ÇØ´ç geotypeÀÇ Â÷¿øÀ¸·Î GEOTYPE Ä÷³¿¡ ÀúÀåµÈ ¼ºêŬ·¡½º À̸§À» ³ª¿ÇÕ´Ï´Ù.
SELECT geotype, db2gse.ST_Dimension(g1) "The dimension" FROM DIMENSION_TEST
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GEOTYPE The dimension -------------------- ------------- ST_Point 0 ST_Linestring 1 ST_Polygon 2 ST_Multipoint 0 ST_Multilinestring 1 ST_Multipolygon 2 6 record(s) selected.