otot perut

Menghitung nilai absolut kolom atau ekspresi yang diberikan. Mendukung Spark Connect.

Untuk fungsi Databricks SQL yang sesuai, lihat abs fungsi.

Syntax

from pyspark.databricks.sql import functions as dbf

dbf.abs(col=<col>)

Parameter-parameternya

Pengaturan	Tipe	Description
col	pyspark.sql.Column or column name	Kolom atau ekspresi target untuk menghitung nilai absolut.

Pengembalian Barang

pyspark.sql.Column: Objek kolom baru yang mewakili nilai absolut input.

Examples

from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([(-1,), (-2,), (-3,), (None,)], ["value"])
df.select("*", dbf.abs(df.value)).show()

+-----+----------+
|value|abs(value)|
+-----+----------+
|   -1|         1|
|   -2|         2|
|   -3|         3|
| NULL|      NULL|
+-----+----------+

from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([(-1.5,), (-2.5,), (None,), (float("nan"),)], ["value"])
df.select("*", dbf.abs(df.value)).show()

+-----+----------+
|value|abs(value)|
+-----+----------+
| -1.5|       1.5|
| -2.5|       2.5|
| NULL|      NULL|
|  NaN|       NaN|
+-----+----------+