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What is assertion? Mention the forms available. An assertion is a predicate expressing a condition that we wish the database always to satisfy. Domain integrity constraints.
To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
Define database management system? Database management system (DBMS) is a set of interrelated data and a combination of programs to access those data.
education.
note on hashing technique
what is inverted and multilist structure
Explain the Deferred Update The deferred update methods do not physically update the database on disk till after a transaction reaches its commit point; after that the updates
Distributed query and transaction processing a. Construct a query around any one of the functional divisions you made in 4a such that if executed in the distributed design of 4
Why did SAP introduce the extended star schema? Explain why it is reported to be better than the traditional schema model?
In Oracle what is system global area and how is it organized? The SGA is a collection of shared memory fields which along with the Oracle processes constitute an Oracle instan
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