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Question: (a) List four disadvantages of the File Processing System as compared to the Database Systems. (b) The integrity of a database is enforced by integrity rules. One
What is known as heap file organization? In the heap file organization, any record can be placed anywhere in the file where there is space for the record. There is no ordering
Creating a view: A query can be embedded within the CREATE VIEW STATEMENT A query can have complex select statements containing join, groups and sub- queries A quer
1. Determine that the Checkpoints are a part of Ans: Checkpoints are a part of Recovery measures
does tables are called relations
What is Outer join? They can be employed while we want to keep all the tuples in R, or all those in S or all those in both relations in the result of the JOIN in spite of of w
What is the function of a Domain? A domain defines the technical settings of a table field. A domain describes a value range, which sets the permissible data values for the
example of embedded SQL query
Normal 0 false false false EN-US X-NONE X-NONE
What is a relationship called when it is maintained between two entities? A relationship is called Binary relationship when it is maintained between two entities.
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