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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
Structure of Client Server Systems: In client/server architecture, clients show users who require services while servers give services. Both client and server are a combination of
Consider the following frequency counts of some itemsets in a transaction database r : freq({A}, r) = 0.405 freq({B}, r) = 0.510 freq({C}, r) = 0.303 freq({A
Index And Tree Structure Let us talk about the data structure that is used for creating indexes. Can we use Binary Search Tree (BST) as Indexes? Let us initial reconsider
What is property - properties of a database ? It is an integrated collection of logically related records. It consolidates separate files into a common pool of data records and
how many hourse have been spent on a certain project
what is meant semantic query optimization? how does it differ from other query optimization techniques?
Process of Adjustment of inheritance During object design, inheritance is readjusted by rearranging classes and operations, and abstracting common behaviour.
Fundamentals of Database Management 1. Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? 2. With a necess
Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
Information about films holds information about movies, stars and studios. Movies have a title, year of production, length and the film type. Stars have a name and address. Studi
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