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Differentiate between Procedural and non procedural languages ?
Procedural and non procedural languages - A procedural language specifies the operations to be performed on the existing data to derive the results. It also specifies the sequence of operations in that they will be performed. But, a non procedural language define just the result or information needed not how it is acquire.
There are two major types of fragmentation: Horizontal& Vertical. Horizontal fragments, as the name suggests are subsets of tuples and vertical fragments are subsets of attributes
Lock Based Protocol A lock is nothing but a mechanism that tells the DBMS whether a particular data item is being used by any transaction for read/write purpose. As there are t
Identify the need and use of data control through problem solving, illustration
Define single valued and multivalued attributes. Single valued attributes: attributes with a single value for a particular entity are known as single valued attributes. Mult
Consider the relations City (city_name, state) Hotel (name, address) City_hotel (hotel_name, city_name, owner) Answer the following queries in relational algebra (i) Find
explain participation constraints with examples
What do you mean by atomicity and aggregation? Atomicity : Either all actions are carried out or none are. Users should not have to worry about the effect of incomplete trans
how to implement hyrise in C plus plus
Why a report generator is used ? Report generator is used for print files on paper.
Define value set? Value set: It is a set of values. You do not always need a user to enter junk free text within all the fields. Therefore, Oracle Apps uses value set to valida
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