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What is equi join?
Equi Join - It generates all the combinations of tuples from two relations which satisfy a join condition along with only equality comparison (=).
Benefits of Sequential File Organisation It is quick and efficient when dealing with huge volumes of data that require being processed periodically (batch system). Dra
The need for three level architecture The aim of the three level architecture is to divide each user's view of the database from the way the database is physically shown.
how map binary relation one to one
I want to fragment existing table using java code... help me..!!
After going by the database architecture, let us now dwell on an important query: how is the data organised in a database? There are a lot of basic structures that exist in a datab
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
Problem : (b) A deductive database system is essentially the outcome of applying mathematics logic to database management, where logic is used for both data representation and
Briefly explain the state diagram by taking one example. State Diagram - An object can be given a sequence of input instructions. The state of the object can vary depending u
Task Part A. Create an ERD from a business problem. (50 marks) Read the following problem and complete the tasks listed below. THE ABS Blood Bank Australian Blood Services (ABS) i
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