Deals with every recharge » Two separate processes may be used. Deals with every recharge. The query () method of the class allows you to launch an inquiry, so that its mobile recharge api parameters through a complete SELECT statement is constructed: see table columns that you want to return, possible WHERE clause and order of rows (see section 4.2 .10).
This query will yield the result of an object of the Cursor class. When returning any rows, as indicated by the method of the Cursor class, means the contact exists and can be updated using the update method of; if it returns no, the contact does not exist and must be inserted with the insert () method. In any case, it is somehow necessary to group the values for the duple, either for insertion or update.