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What is Asterisk in SQL?
Asterisk (*): In SQL, the columns for all the tables and views in the FROM clause will be displayed.
Which element in the database can modified by changing the data dictionary? Data elements in the database can be changed or modified through changing the data dictionary.
Describe the Association: Design Before we describe association design let us define association "Association is set of links between two objects in the object model". It is
In the architecture of a database system which external level used? In the architecture of a database system view external level used.
What is an entity relationship model? The entity relationship model is a collection of basic objects known as entities and relationship between those objects. An
want a idea for final year project
Write a query that display ename annual salary and comm from emp table
external and internal mapping with examples
what is attribute is attribute inheritance in dbms?
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
What is key ? Key - A single attribute or a combination of two or more attributes of an entity set which is used to recognize one or more instances (rows) of the set (table) is
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