Sdo nn

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Příklad 1

Dotaz na zjištění nejbližších 3 prvků od definovaného bodu (zde sdo_point_type(10,7,NULL)) 


SELECT c.mkt_id, c.name FROM cola_markets c WHERE SDO_NN(c.shape,
sdo_geometry(2001, NULL, sdo_point_type(10,7,NULL), NULL,
NULL), 'sdo_num_res=3') = 'TRUE'; -- počet návratových prvků určuje parametr sdo_num_res
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