QUESTIONS TO IDENTIFY NORMAL FORM To solve the question to identify normal form, we must understand its definitions of BCNF, 3 NF,…
Category:
DBMS Tutorial
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SQL Clauses The following are the various SQL clauses: 1. GROUP BY SQL GROUP BY statement is used to arrange identical data…
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Static Hashing In static hashing, the resultant data bucket address will always be the same. That means if we generate an address…
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Denormalization in Databases When we normalize tables, we break them into multiple smaller tables. So when we want to retrieve data from…
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Database Language A DBMS has appropriate languages and interfaces to express database queries and updates. Database languages can be used to read,…
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RAID RAID refers to redundancy array of the independent disk. It is a technology which is used to connect multiple secondary storage…
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SQL Commands SQL commands are instructions. It is used to communicate with the database. It is also used to perform specific tasks,…
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Testing of Serializability Serialization Graph is used to test the Serializability of a schedule. Assume a schedule S. For S, we construct…
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Difference between DBMS and RDBMS Although DBMS and RDBMS both are used to store information in physical database but there are some…
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Lock-Based Protocol In this type of protocol, any transaction cannot read or write data until it acquires an appropriate lock on it.…