dosa

Menghitung sinus dari kolom masukan. Mendukung Spark Connect.

Untuk fungsi Databricks SQL yang sesuai, lihat sin fungsi.

Syntax

from pyspark.databricks.sql import functions as dbf

dbf.sin(col=<col>)

Parameter-parameternya

Pengaturan	Tipe	Description
col	pyspark.sql.Column or column name	kolom target untuk dikomputasi.

Pengembalian Barang

pyspark.sql.Column: sinus sudut, seolah-olah dihitung oleh java.lang.Math.sin()

Examples

from pyspark.databricks.sql import functions as dbf
spark.sql(
    "SELECT * FROM VALUES (0.0), (PI() / 2), (PI() / 4) AS TAB(value)"
).select("*", dbf.sin("value")).show()

+------------------+------------------+
|             value|        SIN(value)|
+------------------+------------------+
|               0.0|               0.0|
|1.5707963267948...|               1.0|
|0.7853981633974...|0.7071067811865...|
+------------------+------------------+

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

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