&&& — 如果 A 的 n 维边界框与 B 的 n 维边界框相交,则返回 TRUE
。
boolean &&&(
geometry A , geometry B )
;
&&&
运算符返回TRUE
,如果 A 的 n 维边界框与 B 的 n 维边界框相交。
该操作符将利用几何上可能可用的任何索引。 |
可用性: 2.0.0
此方法支持圆形字符串和曲线。
该函数支持多面体曲面。
此函数支持三角形和不规则三角网面 (TIN)。
该函数支持 3d 并且不会丢失 z-index。
SELECT tbl1.column1, tbl2.column1, tbl1.column2 &&& tbl2.column2 AS overlaps_3d, tbl1.column2 && tbl2.column2 AS overlaps_2d FROM ( VALUES (1, 'LINESTRING Z(0 0 1, 3 3 2)'::geometry), (2, 'LINESTRING Z(1 2 0, 0 5 -1)'::geometry)) AS tbl1, ( VALUES (3, 'LINESTRING Z(1 2 1, 4 6 1)'::geometry)) AS tbl2; column1 | column1 | overlaps_3d | overlaps_2d ---------+---------+-------------+------------- 1 | 3 | t | t 2 | 3 | f | t
SELECT tbl1.column1, tbl2.column1, tbl1.column2 &&& tbl2.column2 AS overlaps_3zm, tbl1.column2 && tbl2.column2 AS overlaps_2d FROM ( VALUES (1, 'LINESTRING M(0 0 1, 3 3 2)'::geometry), (2, 'LINESTRING M(1 2 0, 0 5 -1)'::geometry)) AS tbl1, ( VALUES (3, 'LINESTRING M(1 2 1, 4 6 1)'::geometry)) AS tbl2; column1 | column1 | overlaps_3zm | overlaps_2d ---------+---------+-------------+------------- 1 | 3 | t | t 2 | 3 | f | t