Nóta
Aðgangur að þessari síðu krefst heimildar. Þú getur prófað aðskrá þig inn eða breyta skráasöfnum.
Aðgangur að þessari síðu krefst heimildar. Þú getur prófað að breyta skráasöfnum.
Important
This feature is in Public Preview.
Returns the maximum X coordinate of the input geometry, or None if the input geometry is empty.
For the corresponding Databricks SQL function, see st_xmax function.
Syntax
from pyspark.databricks.sql import functions as dbf
dbf.st_xmax(col=<col>)
Parameters
| Parameter | Type | Description |
|---|---|---|
col |
pyspark.sql.Column or str |
A Geometry value. |
Examples
from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([('LINESTRING Z (1 2 3,4 5 6,7 8 9)',)], ['wkt'])
df.select(dbf.st_xmax(dbf.st_geomfromtext('wkt')).alias('result')).collect()
[Row(result=7.0)]
from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([('POLYGON Z ((2 0 1,1 2 0,-1 -1 2,0 -1 1, 2 0 1))',)], ['wkt'])
df.select(dbf.st_xmax(dbf.st_geomfromtext('wkt')).alias('result')).collect()
[Row(result=2.0)]