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Example: Consider the following relations: ROLLNO NAME ADDRESS COURSE_ID 100 Ka
HOW TO SOLVE THE LP Problems by simplex method?z=x1+-3x2+2x3
Describe the candidate key functions ? Candidate Key and Alternate Key: In some instances, an entity will have more than one attribute which can serve as a primary key. Any key
notes about update opreation
1. Define each of the following IN YOUR OWN WORDS: (a) File: (b) Record: (c) Field: (d) Primary Key: (e) Secondary Key: 2. A travel agency wants t
What are the authentication modes in SQL Server? How can it be changed? Windows mode and Mixed Mode - SQL and Windows. To alter authentication mode in SQL Server click Start, P
What is data definition language? Explain it in detail? The SQL DDL allows specification of not only a set of relations, but also information after each relation, containing
Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
Define query optimization. Query optimization refers to the process of search the lowest -cost method of evaluating a given query.
What are called journaling file systems? File systems that support log disks are known as journaling file systems.
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