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In Oracle what is system global area and how is it organized?
The SGA is a collection of shared memory fields which along with the Oracle processes constitute an Oracle instance. All SGA components allocate and deallocate space within units of granules. Granule size is determined through total SGA size. On most platforms, the size of a granule is 4 MB if the total size of SGA is less than 1 GB, and granule size is 16MB for larger SGAs. A few platform dependencies arise. For instance, on 32-bit Windows, the granule size is 8M for SGAs larger than 1GB
What are deadlocks? How can they be avoided? Ans: Deadlock considers to a particular condition when two or more processes are every waiting for another to release a resource,
Consider a database application that deals with an Employee relation with information such as SIN, name, data of birth (DOB), and DID (the ID of the department at which the employe
Replicating Data One approach that may support efficient access to dissimilar applications as above may be to give access to every of the applications from dissimilar replicate
what is view?explain
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
What is the difference between WHERE and HAVING clauses?. Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.
find the name of supplier who supply some red part
courier company er-diagram
Define Forms Based Interfaces? Forms-Based Interfaces - A forms-based interface display a form to each user. Forms are commonly designed and programmed for naive users and inte
What does conceptual design work? A conceptual design involves modelling independent of the DBMS.
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