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 cartesian product with another DataFrame.
Syntax
crossJoin(other: "DataFrame")
Parameters
| Parameter | Type | Description |
|---|---|---|
other |
DataFrame | Right side of the cartesian product. |
Returns
DataFrame: Joined DataFrame.
Examples
from pyspark.sql import Row
df = spark.createDataFrame(
[(14, "Tom"), (23, "Alice"), (16, "Bob")], ["age", "name"])
df2 = spark.createDataFrame(
[Row(height=80, name="Tom"), Row(height=85, name="Bob")])
df.crossJoin(df2.select("height")).select("age", "name", "height"
).orderBy("age", "name", "height").show()
# +---+-----+------+
# |age| name|height|
# +---+-----+------+
# | 14| Tom| 80|
# | 14| Tom| 85|
# | 16| Bob| 80|
# | 16| Bob| 85|
# | 23|Alice| 80|
# | 23|Alice| 85|
# +---+-----+------+