xpath_string function
Applies to: 
Databricks SQL Databricks Runtime
Returns the contents of the first XML node that matches the XPath expression.
Syntax
xpath_string(xml, xpath)
Arguments
xml: A STRING expression of XML.xpath: A STRING expression that is a well formed XPath.
Returns
The result is STRING.
The function raises an error if xml or xpath are malformed.
Examples
SQL
> SELECT xpath_string('<a><b>b</b><c>cc</c></a>','a/c');
cc