Tan

Menghitung tangen dari kolom input. Mendukung Spark Connect.

Untuk fungsi Databricks SQL yang sesuai, lihat tan fungsi.

Syntax

from pyspark.databricks.sql import functions as dbf

dbf.tan(col=<col>)

Parameter-parameternya

Pengaturan	Tipe	Description
col	pyspark.sql.Column or column name	sudut dalam radian

Pengembalian Barang

pyspark.sql.Column: tangen dari nilai yang diberikan, seolah-olah dihitung oleh java.lang.Math.tan()

Examples

from pyspark.databricks.sql import functions as dbf
spark.sql(
    "SELECT * FROM VALUES (0.0), (PI() / 4), (PI() / 6) AS TAB(value)"
).select("*", dbf.tan("value")).show()

+------------------+------------------+
|             value|        TAN(value)|
+------------------+------------------+
|               0.0|               0.0|
|0.7853981633974...|0.9999999999999...|
|0.5235987755982...|0.5773502691896...|
+------------------+------------------+

from pyspark.databricks.sql import functions as dbf
spark.sql(
    "SELECT * FROM VALUES (FLOAT('NAN')), (NULL) AS TAB(value)"
).select("*", dbf.tan("value")).show()

+-----+----------+
|value|TAN(value)|
+-----+----------+
|  NaN|       NaN|
| NULL|      NULL|
+-----+----------+