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What are the properties in a relation ?
In a relation Ordering of rows is immaterial and No two rows are identical.
The Database MySQL scripts cars_for_sale.sql and car_details.sql containing the data to use for this task have been supplied. To complete this task, you need to first create
Explain the Natural join Natural join is a binary operator which is written as (R* S) in which R and S are relations. The effect of the natural join is the set of all combinati
A relationship set is a set of relationships of the similar type. For example, let consider the relationship among two entities sets course and student. Collection of all the in
Give an example of operations from the State Actions and Activities. For instance, in bank the activity verify account code and verify password
how draw er diagram
Identify the need and use of data control through problem solving, illustration
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
give me a diagram about physical or internal level
Objectives differentiate DDBMS and conventional DBMS; Describe Network topology for DDBMS; Describe the concepts of horizontal and vertical fragmentation; Descr
what problems are raised by the database? why is it so controversial? why is data quality an issue?
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