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Synonyms It allows short names or alternative names for objects. Example : CREATE SYNONYM D30 FOR EMPD30; Now if we give command:
give me a diagram about physical or internal level
Database Errors: An error is said to have occurred if the implementation of a command to manipulate the database cannot be successfully finished either due to inconsistent data or
Describe Parameteric end users? Parametric end users might be given update access, but are commonly not permitted to change the structure of data.
Normal 0 false false false EN-US X-NONE X-NONE
write a database program for concurrency transaction in a bank
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
Define Single Value and Multivalued attribute Single value attribute comprise a single atomic value for an entity and multivalued attribute may have much more than one value f
Write A short note on temporary tables? Temporary Tables - Temporary tables exists solely for a particular session, or whose data persists for the duration of the transaction
How can one distinguish among different kinds of parameters? Input parameters are used to pass data to subroutines. Output parameters are used to pass data from subrout
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