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What do you understand by a view? What does WITH CHECK OPTION clause for a view do?
- A view is a virtual table which comprises fields from one or more real tables.
- It is generally used to join multiple tables and get the data.
- WITH CHECK OPTION for a view prevents any modification to the data that doesn't confirm to WHERE clause of the view definition.
- This allows data belonging to the view to be updated through view.
What is database utility? Database utility is the interface among the ABAP/4 Dictionary and the underlying the SAP system.
Home based assignment Consider an ORDER table with the following attributes: • Order Number (ONo),Customer Number (CNo),Customer Name (CNa),Item Number (INo),Unit Price (UP), Quant
What is OOM? Object oriented modeling is an approach by which modeling of systems is done by visualizing the system based on real world concepts. Object oriented modeling does
write an SQL statement to create the database in MYSQL server
In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
This constraint shows that the key attribute value in each tuple must be unique, i.e., no two tuples have the similar value for the key attribute. This is because the value of the
Use inheritance as an implementation technique when you are going to use inheritance as an implementation technique, you can achieve same goal in a safer way by making one cla
Explain What is Relation? A database relation is a predefined row or column format for storing information in a relational database. Relations are equal to tables.
Consider an information system designed for an online company which provides IT products and services. These include desktops, laptops, networking products, IT books, parts, and te
why are older data models are being replaced by new data models
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