csc
Computes cosecant of the input column. Supports Spark Connect.
For the corresponding Databricks SQL function, see csc function.
Syntax
Python
from pyspark.sql import functions as dbf
dbf.csc(col=<col>)
Parameters
Parameter | Type | Description |
|---|---|---|
|
| angle in radians. |
Returns
pyspark.sql.Column: cosecant of the angle.
Examples
Python
from pyspark.sql import functions as dbf
spark.sql("SELECT * FROM VALUES (PI() / 2), (PI() / 4) AS TAB(value)").select("*", dbf.csc("value")).show()
Output
+------------------+------------------+
| value| CSC(value)|
+------------------+------------------+
|1.5707963267948...| 1.0|
|0.7853981633974...|1.4142135623730...|
+------------------+------------------+
Python
from pyspark.sql import functions as dbf
spark.sql("SELECT * FROM VALUES (0.0), (FLOAT('NAN')), (NULL) AS TAB(value)").select("*", dbf.csc("value")).show()
Output
+-----+----------+
|value|CSC(value)|
+-----+----------+
| 0.0| Infinity|
| NaN| NaN|
| NULL| NULL|
+-----+----------+