ST_GEOGRAPHYFROMWKB

解析 WKB(well-known-binary) 或 EWKB(extended well-known-binary) 输入，并返回一个 GEOGRAPHY 类型的值。

语法

ST_GEOGRAPHYFROMWKB(<string>)
ST_GEOGRAPHYFROMWKB(<binary>)

别名

• ST_GEOGFROMWKB
• ST_GEOGETRYFROMWKB
• ST_GEOGFROMEWKB

参数

返回类型

Geography。

示例

SELECT
  ST_ASWKT(
    ST_GEOGRAPHYFROMWKB(
      '0101000020E6100000000000000000F03F0000000000000040'
    )
  ) AS pipeline_geography;

┌────────────────────┐
│ pipeline_geography │
├────────────────────┤
│ POINT(1 2)         │
└────────────────────┘

SELECT
  ST_ASWKT(
    ST_GEOGRAPHYFROMWKB(
      FROM_HEX('0101000000000000000000F03F0000000000000040')
    )
  ) AS pipeline_geography;

┌────────────────────┐
│ pipeline_geography │
├────────────────────┤
│ POINT(1 2)         │
└────────────────────┘