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An employee record has the following structure struct employee { int eno; char name[22]; float salary; char dept[10];}; (i) Calculate the record size R in bytes.
limitations and benefits in database tecknowlagy
Describe entity referential integrity and integrity. Give an example of each. Entity Integrity Rule - If there is a attribute A of relation R is a prime attribute of R then A
Explain the Difference between DROP and DELETE DELETE deletes one or more than one tuples of a particular relation from the database. DROP is employed to remove a table from th
sir, could anybody help me in getting complete information about the mentioned topic
what is natural join?
You are managing the following database system: • DBMS: Oracle 11g • OS: Sun Solaris • System architecture: Web-based application using ASP.Net • Purpose of Server: HR managem
What is relational model feature? A relational model feature is much more data independence than some other database models.
growing phase and shrinking phase are disjoint, why ?
Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
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