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Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
What is the function of SQL Server Agent Windows service? - It's a Windows service that handles tasks scheduled within SQL Server environment. These tasks are also known as job
What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
What is the use of keyword ISA? The use of keyword ISA is to show that a class is a specialization of another class.
Parallelism of transaction execution: A transaction can be divided into various sub-queries that can operate on fragments in parallel. This enhances the degree of concurrency in t
Convert the following ER - diagram (Entity Relationship Diagram) into a relational database (the primary keys are underlined): 2160_Convert the following ER - diagram into a
The physical location of a record is determined by which mathematical formula that transforms a file key into a record location? The physical location of a record is determined
explain equi-join using illustration
What is the full form of DDL? DDL is stand for Data Definition Language.
explain multi key file organisation
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