PL/SQL, Database Management System

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In which relational modes cardinality is termed, In which relational modes,...

In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.

What is a primary key, What is a primary key? Primary key is chosen by ...

What is a primary key? Primary key is chosen by the database designer as the principal means of identifying an entity in the entity set.

Field, examples of fields in a database

examples of fields in a database

Describe drop table command or cascade of sql, Describe DROP TABLE command ...

Describe DROP TABLE command of SQL along with both the options - CASCADE and RESTRICT. DROP TABLE command - This command drops the specified table. Dropping a table also dro

Evaluate the bulleted list of information-related items, Critically evaluat...

Critically evaluate the bulleted list of information-related items in this case study. How are each contradictory to the notion of being an information-literate knowledge worker?

Design of distributed databases, Design Of Distributed Databases: The dist...

Design Of Distributed Databases: The distributed databases are mainly relational at local level. So a local database schema is the similar as that of a centralised database design

What are the advantages of dbms, What are the advantages of DBMS ? 1. ...

What are the advantages of DBMS ? 1. Centralized Management and Control - One of the major advantages of using a database system is in which the organization could exert, thr

Create table, What are the advantages of creating a table from existing tab...

What are the advantages of creating a table from existing table?

What is sql?, What Is Sql?  Structured Query Language (SQL) is a standa...

What Is Sql?  Structured Query Language (SQL) is a standard query language. It is usually used with all relational databases for data manipulation and definition. All the re

ER Diagram, A database will be made to store information about patients in ...

A database will be made to store information about patients in a hospital. On arrival, each patient’s personal details (name, address, and telephone number) are recorded where poss

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