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List the set operations of SQL?
1) Union
2) Intersect operation
3) The except operation
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 would require reconstruction of at least two ho
(a) What is a Sub-Query? (b) What is the difference between a scalar sub-query and a tabular sub-query? (c) Write an equivalent SQL statement to get the Name of Product wh
Write short notes on relational model The relational model uses a collection of tables to show both data and the relationships between those data. The relational mo
intent locking
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
#floating point representation is used to store
Define granularity, hierarchy of granularity of locks & multiple granularity locking. Explain the modified two phase locking along with multiple granularity locking. Ans: The s
State as Location within a Program In this traditional approach, location of control inside a program totally defines the program state. Any finite state machine may be implem
why older data models are being replaced by new data models.
explain ER Modeling?
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