Datamanagement, Database Management System

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3NF, Winfield is a small city with a population of 22,000 with buses serves...

Winfield is a small city with a population of 22,000 with buses serves three routes in Winfield and neighboring areas. As the city’s IT director, you have been asked to set up an i

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List the string operations supported by SQL? 1) Pattern matching Operation 2) Concatenation 3) Extracting character strings 4) Converting among uppercase and lower cas

Back up files, what is the importance of back up files

what is the importance of back up files

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The database will enable college administrators the ability to track students initial major. This will help college officials decide how best to prepare students for their goals an

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Describe the host language? Host Language: You could write applications along with SQL statements embedded inside a host language. The SQL statements give the database inter

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Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.

The result of the union operation between r1 and r2, The result of the UNIO...

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What is deadlock, What is deadlock? How can it be avoided? How can it be re...

What is deadlock? How can it be avoided? How can it be resolved once it occurs? Deadlock happens when two transactions are each waiting on a resource that the other transaction

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What is known as sequential file organization? In the sequential file organization, the records are kept in sequential order, according to the value of a "search key" of every

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