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List the table modification commands in SQL?
A) Deletion
B) Updates
C) Insertion
D) Update of a view
data models are being replaced over years. Reasons and why does that happen?
what is database management system? & why it is required?
State the terms Designing the database and Normalization Designing the database: Out of the ERD we have formed, it is very easy to verify the tables, the attributes which the
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
Write a Query that uses the UNION Operator 1. Use the Software Experts database to: a. Display the first and the last name of all consultants who worked on any projects f
List some security violations (or) name any forms of malicious access. A) Unauthorized reading of data B) Unauthorized modification of data C) Unauthorized destruction of
Related fields in a database are grouped in which form? Related data fields in a database are grouped to form a data record. (A record is a collection of related fields)
What are the reasons for having variable length records? What are the various ways to store variable length records? Variable-length records arise in a database in various wa
How to use Oracle
Differentiate between B-tree and B + tree Ans: A B-tree (or Balanced Tree) is a search tree along with additional constraints that makes sure that the tree is all the time
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