xpath_string

xpath_string [WhereOS, SQL, Spark, Hive]

Class org.apache.spark.sql.catalyst.expressions.xml.XPathString
Usage xpath_string(xml, xpath) - Returns the text contents of the first xml node that matches the XPath expression.

More functions can be added to WhereOS via Python or R bindings or as Java & Scala UDF (user-defined function), UDAF (user-defined aggregation function) and UDTF (user-defined table generating function) extensions. Custom libraries can be added on via Settings-page or installed from WhereOS Store.

Leave a Reply