Nota
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Capaian ke halaman ini memerlukan kebenaran. Anda boleh cuba menukar direktori.
Returns the negative value. Supports Spark Connect.
For the corresponding Databricks SQL function, see negative function.
Syntax
from pyspark.databricks.sql import functions as dbf
dbf.negative(col=<col>)
Parameters
| Parameter | Type | Description |
|---|---|---|
col |
pyspark.sql.Column or column name |
column to calculate negative value for. |
Returns
pyspark.sql.Column: negative value.
Examples
from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([(-1,), (0,), (1,)], ["value"])
df.select("*", dbf.negative(df.value)).show()
+-----+---------------+
|value|negative(value)|
+-----+---------------+
| -1| 1|
| 0| 0|
| 1| -1|
+-----+---------------+