articolo su gfoss.it quarta query

query_mm_4.sql

SELECT t.pk_uid AS rowid, t.cod_reg AS cod_reg, t.cod_istat AS cod_istat,
       t.pro_com AS pro_com, t.sez2011 AS sez201, t.sez AS sez,
       t.loc2011 AS loc2011, t.cod_loc AS cod_loc, t.geometry AS geom
FROM test_celle AS t,
     (SELECT geom FROM input) AS b
WHERE ST_Distance (t.geometry, b.geom) <= 250 AND t.ROWID IN
     (SELECT rowid FROM SpatialIndex
      WHERE f_table_name = 'test_celle' AND search_frame =
            BuildCircleMbr(ST_X(b.geom), ST_Y(b.geom), 250));