Simply put, middleware is a software platform that sits between an application/device and another application/device. It makes the connection between any two clients, servers, databases or even applications possible; it is not used directly by end users. Cloud middleware, however, is always accessible to the user in the form of remote software...
A data manipulation language (DML) is a family of computer languages including commands permitting users to manipulate data in a database. This manipulation involves inserting data into database tables, retrieving existing data, deleting data from existing tables and modifying existing data. DML is mostly incorporated in SQL databases.
DML resembles simple English language and enhances efficient user interaction with the system. The functional capability of DML is organized in manipulation commands like SELECT, UPDATE, INSERT INTO and DELETE FROM, as described below:
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