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Explain What is Relation?
A database relation is a predefined row or column format for storing information in a relational database. Relations are equal to tables.
what are the limitations of dbms?
What do you mean by an execution plan? Why is it used? How will you view it? a.) An execution plan can be known as a road map which textually or graphically illustrates the dat
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
Set Difference If R1 and R2 are two union compatible relations or relations then result of R3 =R1- R2 is the relation that have only those tuples that are in R1 but not in R2.
Distributed And Client Server Databases Introduction This unit tells the distributed database systems which are primarily relational and one important execution model: the
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
What is average response time? The average response time is that the average time for a transaction to be done after it has been submitted.
Given the following relations TRAIN (NAME, START, DEST) TICKET (PNRNO., START, DEST, FARE) PASSENGER (NAME, ADDRESS, PNRNO.) Write SQL expressions for the following queries: No
Define about the Stored Procedure - It's a set of T-SQL statements combined together to perform a single task formed by combining numerous small tasks. - When you essentiall
Describe Database state in details? Database state: The actual data within the database at a particular moment in time is known as a database state.
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