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Define what Immediate database modification technique uses? Ans: Both undo and redo.
What is an object ID? Each class-derived table has an ID for primary key, one or more object IDs form primary key for association derived tables. An object ID is equivalent dat
Give short note on the following terms:Dirty pages and ETL a.) Dirty pages. These are buffer pages which comprise modifications which haven't been written to disk. b.
Now that she understands more about the benefits of databases, the play-scheme manager would like to extend the play-scheme database to include data for schools and instructors as
Which data type can store unstructured data? Raw data type can store unstructured data.
what is er digram given that example of hospital,bank and library er digram.
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
Explain TPS concurreny executions stating their advantages in online business advancement
(a) Data Mining Process : In the context of this cluster analysis project , and in your own words , explain how you would execute the first stage of data mining, namely the "P
Consider the subsequent relations for a database which keeps track of business trips of salespersons in a sales office: SALESPERSON (SSN, Name, start_year, Dept_no) TRIP (SSN, Fr
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