Pastaba.
Prieigai prie šio puslapio reikalingas įgaliojimas. Galite bandyti prisijungti arba pakeisti katalogus.
Prieigai prie šio puslapio reikalingas įgaliojimas. Galite bandyti pakeisti katalogus.
Returns the number of days since 1970-01-01.
For the corresponding Databricks SQL function, see unix_date function.
Syntax
from pyspark.sql import functions as dbf
dbf.unix_date(col=<col>)
Parameters
| Parameter | Type | Description |
|---|---|---|
col |
pyspark.sql.Column or str |
input column of values to convert. |
Returns
pyspark.sql.Column: the number of days since 1970-01-01.
Examples
from pyspark.sql import functions as dbf
df = spark.createDataFrame([('1970-01-02',), ('2022-01-02',)], ['dt'])
df.select('*', dbf.unix_date(dbf.to_date('dt'))).show()