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List any eight applications of DBMS.
a) Universities
b) Airlines
c) Banking
d) Credit card transactions
e) Tele communication
f) Sales
g)Finance
h) Manufacturing
I) Human resources
Depending upon the rules we have found, we can classify the locks into two types. Shared Lock: A transaction might be acquiring shared lock on a data item in order to read it
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Define the Two Phase Locking Protocol This is a protocol that is used to make sure serializability of transactions. This protocol needs that every transaction issue lock and u
Determine the steps of path in association network You can analyse use of paths in association network in the following steps: Examine every operation and see what asso
List some instances of collection types? a) sets b) arrays c) multisets
What is a heterogeneous distributed database? In a heterogeneous distributed database, dissimilar sites may use different schemas, and dissimilar dbms s/w. The sites may not be
Describe the Association: Design Before we describe association design let us define association "Association is set of links between two objects in the object model". It is
Describe the GRANT function and explain, how it associates to security. What kind of privileges may be granted? How are they revoked? Ans: Since more than one user can aacce
Derived horizontal fragmentation: Some applications may include a join of two or more relations. If the relations are stored at dissimilar locations, there may be a major overhead
What is trigger? Triggers are statements that are executed automatically by the system as the side effect of a modification to the database.
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