Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
This is a special version of url_decode that performs the same operation, but returns a NULL value instead of raising an error if the decoding cannot be performed.
Syntax
from pyspark.sql import functions as sf
sf.try_url_decode(str)
Parameters
| Parameter | Type | Description |
|---|---|---|
str |
pyspark.sql.Column or str |
A column of strings, each representing a URL-encoded string. |
Returns
pyspark.sql.Column: A new column of strings, each representing the decoded string.
Examples
Example 1: Decoding a URL-encoded string
from pyspark.sql import functions as sf
df = spark.createDataFrame([("https%3A%2F%2Fspark.apache.org",)], ["url"])
df.select(sf.try_url_decode(df.url)).show(truncate=False)
+------------------------+
|try_url_decode(url) |
+------------------------+
|https://spark.apache.org|
+------------------------+
Example 2: Return NULL if the decoding cannot be performed
from pyspark.sql import functions as sf
df = spark.createDataFrame([("https%3A%2F%2spark.apache.org",)], ["url"])
df.select(sf.try_url_decode(df.url)).show()
+-------------------+
|try_url_decode(url)|
+-------------------+
| NULL|
+-------------------+