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Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
Define query optimization. Query optimization refers to the process of search the lowest -cost method of evaluating a given query.
The basic merits of decomposition. The Advantages of Decomposition 1. Separate person can work on each subsystem. 2. A particular software engineer can specialize in a
The C_Artist application will be developed using the C language (C99 standards) and will be able to compile without warnings and link and run in the Swinburne computer laboratorie
Create a Student database and Retrieve the names of all students majoring in ‘CS' Consider the following relational database: STUDENT (name, student#, class, major) COURSE (co
Views in relational algebra: 1. Basic expression contains either a) A relation in the database. b) A constant relation. 2. General expressions are madde out of sma
1. Determine that the Checkpoints are a part of Ans: Checkpoints are a part of Recovery measures
Concatenation operator Example : Printing name and job as one string as column name employees: SELECT ENAME||JOB "EMPLOYEES" FROM EMP;
In E-R Diagram how relationship type is represented ? In E-R Diagram relationship type is represented as a Diamond.
a. Construct a query around any one of the functional divisions you made in 4a such that if executed in the distributed design of 4 would require reconstruction of at least two ho
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