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Control as Concurrent Tasks The expression control as simultaneous task means applying control for those events of object which can happen simultaneously. An object can be imp
Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
Create Student DB and execute Insert query? STUDENT (name, student#, class, major) COURSE (course name, course#, credit hours, department) SECTION (section identifier, course
Database Administrator One of the main perpose for having the database management system is to have control of both data or programs accessing that data. The person having li
Properties of a Transaction A transaction has four main properties. These are: Atomicity Consistency Isolation or Independence Durability or Permanen
Ask Write the SQL code that will create the table structure for a table named EMP _1. This table is a subset of the EMPLOYEE table. The basic EMP_1 table structure is summarized in
Mention the type of constraints we can specify in the CREATE command of DDL. The type of constraints that can be specified are as follows:- PRIMARY KEY, NOT NULL, UNIQUE, FOR
want a idea for final year project
what is the relationship between receipt and owner entities in computer sales and service company
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
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