pyspark.sql.functions.unhex#

pyspark.sql.functions.unhex(col)[source]#

Inverse of hex. Interprets each pair of characters as a hexadecimal number and converts to the byte representation of number.

Added in version 1.5.0.

Changed in version 3.4.0: Supports Spark Connect.

Parameters:

colColumn or column name: target column to work on. A column that evaluates to a string.

Returns:

Column: byte representation of the given hexadecimal value. Returns a column that evaluates to a binary.

See also

pyspark.sql.functions.hex()

Examples

>>> import pyspark.sql.functions as sf
>>> df = spark.createDataFrame([('414243',)], ['a'])
>>> df.select('*', sf.unhex('a')).show()
+------+----------+
|     a|  unhex(a)|
+------+----------+
|414243|[41 42 43]|
+------+----------+