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Define object-relational systems?
Systems that give object-oriented extensions to relational systems are known as object-relational systems.
What is Cross Product? Simply Cross product is Binary Operator
Rearrange the Execution Order for Efficiency Rearranging execution order for efficiency means executing such job that requires less execution time. By rearranging the object
find a name whose address is erode from student table
What is meant by data-transfer rate? The data-transfer rate is the rate at which data can be retrieved from or kept to the disk.
losers with new information systems
What is vertical fragmentation? Vertical fragmentation divides the relation by decomposing the scheme R of relation r.
What is a transaction ? The Transaction is a unit of data processing. For instance, many of the transactions at a bank may be withdrawal or deposit of money; transfer of money f
Construct a clean ans concise ER diagram for the database indicating the cardinality mapping for Employee management syatem
Create student database and retrieve course name taught by king? STUDENT (name, student#, class, major) COURSE (course name, course#, credit hours, department) SECTION (secti
Having clause This clause is used for producing conditions on grouped information. Example: Find maximum salary and department number of those departments where maxim
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