What are domain constraints, Database Management System

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What are domain constraints?

A domain is a set of values that might be assigned to an attribute .all values that appear in a column of a relation must be taken from the similar domain

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Consistency, what do you mean by consistency in rdbms?

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Define Timestamp ordering Ans In timestamp-based method, a serial order is made among the concurrent transaction by assigning to every transaction a unique nondecreasing number

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Attribute, composite attribute

composite attribute

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Create table employee and enter employee data in SQL? Consider the following relational schemas: EMPLOYEE (EMPLOYEE_NAME, STREET, CITY) WORKS (EMPLOYEE_NAME, COMPANYNAME, SAL

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