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What is Cursor?
Cursor is a database object used by applications to manipulate data in a set on a row-by- row basis, instead of the typical SQL commands that operate on all the rows in the set at one time.
In order to work with a cursor we require performing some steps in the following order:
Declare cursor
Open cursor
Fetch row from the cursor
Process fetched row
Close cursor
Deallocate cursor
Define the meaning of Registers and Counting? Registers: Group of flip-flops use for data storage. Counting: Another extremely important application of flip-flops is in dig
How is EISA bus different from ISA bus? Extended Industry Standard Architecture (EISA) is a 32 bit modification to ISA bus. As computers became larger and had wider data buses,
In a logical system, a judgement is a statement that is either true or false. So far, you are most familiar with the type of judgement "A is true", which is often simply abbreviate
Define a structure. A structure having an ordered group of data objects. Unlike the elements of an array, the data objects within a structure can have varied data types. Every
Software engineering is:- The application of a disciplined engineering move towards to the development of software systems. A body of information and knowledge in software d
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please suggest me ,how to write microopertions,and study for computer architecture
Explain briefly Loop-invariant code motion of the commonly used code optimization techniques. Loop-invariant code motion If a quantity is calculated inside a loop duri
Dialog-task updates are Synchronous updates.
What are the risks by financial service provider's perspective in Electronic Payment Systems? Through the financial service provider's perspective: • Stolen service or c
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