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write on the various type of relationalkey
discuss the array implementation of a stack.
What is data independence? Data Independence: Techniques which permit data to be changed without affecting the applications in which procedure it. There are two types of data
It defines that no primary key value can be null. This is as the primary key is used to recognize individual tuple in the relation. So we will not be able to recognize the records
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
what characterizes the levels in RAID technology
Question 1 Describe the following- Clustering Indexing Question 2 Explain the following with suitable real time examples- Implementation of Integrity rules
what is union compatable?
Consistency error : These errors happen due to the inconsistent state of database caused may be due to wrong implementation of commands or in case of a transaction abort. To overc
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