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PolarDB:ST_SrFromEsriWkt

更新时间:Jul 02, 2025

Fungsi ini mengonversi string yang ditentukan dari format teks terkenal (WKT) Esri ke format WKT Open Geospatial Consortium (OGC).

Sintaksis

cstring ST_SrFromEsriWkt(cstring sr);

Parameter

ParameterDeskripsi
srString referensi spasial yang menggunakan format WKT Esri.

Contoh

SELECT ST_srFromEsriWkt('GEOGCS["China Geodetic Coordinate System 2000",DATUM["D_China_2000",SPHEROID["CGCS2000",6378137,298.257222101]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]]');

st_srfromesriwkt                                                                             
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 GEOGCS["China Geodetic Coordinate System 2000",DATUM["China_2000",SPHEROID["CGCS2000",6378137,298.257222101]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]]