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Problem
1. Create a PL/SQL program to insert data into student table and display the details of the student having Reg.No 1010
Writing a PL/SQL program to
2. Create a PL/SQL program to generate first 10 natural numbers using loop, while and for
List the set operations of SQL? 1) Union 2) Intersect operation 3) The except operation
An ideal data dictionary should have everything a DBA wants to know about the database. 1 Conceptual, External, and internal database descriptions. 2. Descriptions of attr
Some disadvantages of File Oriented System ?
What is the use of rename operation? Rename operation is used to rename both relations and an attributes. It uses the as clause, taking the form: Old-name as new-name.
What is the difference among a database schema and a database state? The collection of information stored in database at particular moment in time is known as database state a
What is difference among mysql_connect and mysql_pconnect? Mysql_connect() opens a new connection to the database while mysql_pconnect() opens persistent connection to the data
Components of database manager The above functions are reached by the database manager. The major elements of a database manager are: Authorisation control: This mod
What is an E-R model? Draw an E-R Diagram for the company database with following Descriptions? The company is organized within departments. Each department has a unique name a
what is relationship inheritance and attribute inheritance
Define reference file
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