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Question 1 Create a table student with attributes student name, roll number, total marks and percentage. Do the following operations
Question 2 Write the following Queries using functions
Our company hires independent contractors to install equipment at precise locations across North America. We want to track the installation data and generate reports. The compan
Relations create the database. They must satisfy various properties, like no duplicate tuples, no ordering of tuples, and atomic attributes, etc. Relations that satisfy these basic
What is the max. no. Of structures that can be included in a table or structure. Nine.
The Enhanced Entity Relationship Diagram (ERD) produced with a drawing or case tool. Your EERD must use a ''standard'' notation style such as Crows Foot or Chen. Please note that t
A student entity type has the following attributes,name..
Q. Explain data aggregatio n and discuss different design constraints. Sol. Aggregation One limitation of the E-R model is that it cannot express relationships amon
What is Enterprise Resource Planning (ERP), and what kind of a database is used in an ERP application? Enterprise Resource Planning (ERP) is an information system used in manuf
Which language has presently become the defacto standard for interfacing application programs along with relational database system? The language which has recently become the
What's the difference between a primary key and a unique key? Both primary key and unique key enforces uniqueness of the column on which they are explained. But by default prim
Explain cursors in SQL? Cursors in SQL - An object used to store the output of a query for row-through-row processing through the application programs. Cursors are constructs
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