云数据库 GAUSSDB-几何类型转换函数:polygon(box)
时间:2025-06-03 09:32:39
polygon(box)
描述:矩形转换成4点多边形。
返回类型:polygon
示例:
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gaussdb=# SELECT polygon(box '((0,0),(1,1))') AS RESULT; result --------------------------- ((0,0),(0,1),(1,1),(1,0)) (1 row) |
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