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Define Database layer? The database layer defines the data formats used in the database.
what is attribute is attribute inheritance in dbms?
Consider a relation s over the attributes A and B with the following characteristics: 5,000 tuples with 10 tuples per page A 2-level B+ tree index on attribute
Ways for Selecting Data Structure Algorithms operate on data structure. Therefore, selection of the best algorithm means selecting the best data structure from whole bunch. Th
Components of database manager The above functions are reached by the database manager. The major elements of a database manager are: Authorisation control: This mod
explain participation constraints with examples
Write a program within embedded SQL to associative the total trip expenses of the salesman named ‘John' for the relations. EXEC SQL BEGIN DECLARE SECTION; long total_expenses;
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Physical Database Design Issues The database design includes the process of logical design with the use of E-R diagram, normalisation, etc., followed by the physical design.
What is an Operand? The data on which the operation is to be performed is known as an Operand
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