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what is union compatable?
Explanation on Data Sharing?
Data Redundancy -A lot of information is being repeated in the relation. For instance, the information that MCS-014 is named SSAD is repetitive, address of Rahul is "D- 27, Main ro
explaination
What is Nested Trigger? A trigger can also having INSERT, UPDATE and DELETE logic within itself, so when the trigger is fired because of data modification it can also cause ano
Section A: Use the following tables to create a database called College. Use SQL commands. Student stuid(primary) lastName firstName
Database Manager It is the interface among low-level data, queries and application programs. Databases typically need a large amount of storage space. It is kept on disks, as
Modular growth: In distributed environments, it is simple to expand. Latest sites can be added to the network without affecting the operations of other sites, as they are somewhat
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
properties of derirable decomposition
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