Geography の WKB を返します。
構文
getBytes()
返品
bytes
例示
from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([ {'geogwkt': '''POINT(17 7)'''} ])
g = df.select(dbf.st_geogfromwkt(df.geogwkt).alias("geog")).head().geog
g.getBytes().hex()
# '010100000000000000000031400000000000001c40'