google-big-queryHow can I use Google Big Query to process XML data?
Google Big Query can be used to process XML data using the
EXTRACT function. This function extracts specific data from an XML document and returns it as a string. The syntax for the
EXTRACT function is as follows:
XML is the XML document and
xpath_expr is an XPath expression that specifies the data to extract.
For example, if the XML document is as follows:
Then the following query can be used to extract the person's name:
SELECT EXTRACT(XML, '//person/name/text()')
The output of this query would be
EXTRACT: This is the Big Query function used to extract data from an XML document.
XML: This is the XML document from which data will be extracted.
xpath_expr: This is an XPath expression that specifies the data to extract.
More of Google Big Query
- How can I use Google BigQuery to create a pivot table?
- How can I use Google Big Query to count the number of zeros in a given dataset?
- How do I set up a Google Big Query zone?
- How can I use the CASE WHEN statement in Google Big Query?
- How do I rename a column in Google BigQuery?
- How can I use Google BigQuery BI Engine to analyze large datasets?
- How can I use Google Big Query to integrate with Zephyr?
- ¿Cuáles son las ventajas y desventajas de usar Google BigQuery?
- How do I use the YEAR function in Google BigQuery?
- How do I use Google Big Query with Zoom?
See more codes...