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what is attribute is attribute inheritance in dbms?
A customer places orders for parts and belongs to a particular industry group. An individual order is taken by a particular sales representative on a specific date and the sales re
Software failures : In such cases, a software error abruptly stops the implementation of the current transaction (or all transactions), therefore leading to losing the state of pr
Define a property that is not a property of transactions? Ans: Concurrency is not a property of transactions
How external/conceptual mapping and conceptual /internal mapping is performed
#question. Draw a picture of a moving source and the waves surrounding it according to what you observed in this experiment. How does the spacing of the wave-fronts in front of the
Saving Derived Attributes to Avoid Re-computation Data that is derived from other data should be stored in the computed form to avoid re-computation. For this, we could define
What is the error handling Traditionally, bits have been sent over line lacking any error correcting scheme in physical layer. The presence of the CPU in each modem makes it po
how does Btree differ from a B+ - tree?
What is called query processing? Query processing refers to the range of activities included in extracting data from a database.
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