Zoho Reports API
Zoho Reports offers a comprehensive HTTP based Web API using which developers could add, update, delete and query/fetch data in the database created in Zoho Reports. Using these APIs users could push or pull data from/to Zoho Reports from within their own forms, application etc., This would effectively enable Zoho Reports to be a convenient reporting database in the Cloud for your applications.
Zoho Reports also supports querying with SQL (Structured Query Language) using the Zoho CloudSQL technology. Refer to this link to know more about it.