| 摘要 |
<p>A method of creating SQL instructions defining a process to be performed on a relational database, the method using a computing device having at least a processor, a memory, a display device and an input device, and the method comprising:
retrieving from said memory and providing on said display device a number of operation icons each representing at least one operation to be performed on data in a relational database;
enabling a user of said computing device to select and arrange at least some of said operation icons on said display device using said input device;
enabling said user to arrange graphical links between the selected operation icons to define the order of execution of the operations represented by the selected operation icons, wherein said selected operation icons and said data icons and said graphical links together from a graphical representation of said process;
generating, at said processor, SQL instructions for executing the operations represented by said selected operation icons, in accordance with said graphical representation of said process.</p> |
