xpath_boolean

Returns true if the XPath expression evaluates to true, or if a matching node is found.

Syntax

Python

from pyspark.sql import functions as sf

sf.xpath_boolean(xml, path)

Parameters

Parameter	Type	Description
xml	pyspark.sql.Column or str	XML column or column name.
path	pyspark.sql.Column or str	XPath expression.

Examples

Python

from pyspark.sql import functions as sf
df = spark.createDataFrame([('<a><b>1</b></a>',)], ['x'])
df.select(sf.xpath_boolean(df.x, sf.lit('a/b'))).show()

Output

+---------------------+
|xpath_boolean(x, a/b)|
+---------------------+
|                 true|
+---------------------+