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explain in details about one to one binary relationship
Which database object does not physically exist? A view database object does not physically exist.
Improved Reliability: In a centralised DBMS, a server failure stops the operations of the DBMS. Though, a failure at single site of a DDBMS, or a failure of a communication link cr
What are the properties of transaction? There are three properties of transactions :- A) Atomicity B) Consistency C) Isolation
Extend your CREATE TABLE statement from problem 3 with referential integrity constraints. Updates and deletes on related rows are restricted. 6. From examination of the sample data
what is bogus empowerment. And what is genuine empowerment
The Maximum no of key fields that can be used in a header is?? 50
statical data
List some instances of collection types? a) sets b) arrays c) multisets
An example of a weak entity is Staff because the availabilityID cannot be uniquely identified unless it is used in conjunction with the foreign key known as availabilityID in the A
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