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What is Stored Procedure?
A stored procedure is a named group of SQL statements that have been previously formed and kept in the server database. Stored procedures accept input parameters so that a single procedure can be used over the network by several clients using dissimilar input data. And when the procedure is modified, all clients automatically get the new version. Kept procedures decrease network traffic and improve performance.
Attributes that are directly kept in the data base. For example, 'Birth date' attribute of a person. Derived Attributes that are not stored directly but can be derived
what is database management system? & why it is required?
Sequential File Organisation The most necessary way to organise the collection of records in a file is to use sequential Organisation. Records of the file are stored in series
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
Define rotational latency time. The time spent waiting for the sector to be accessed to appear under the head is known as the rotational latency time.
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
Describe the definition of a transaction in SQL Ans: The SQL transaction starts implicitly. Transactions are finished by either Commit work that commits the transaction and st
discuss the purpose of the concurrency control?
object oriented database
projects?
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