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In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.
The result of the UNION operation between R1 and R2 is a relation that includes? The result of the operation between R1 and R2 includes all the tuples of R1 and R2 which have c
How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
Using Column aliases Example: To print column names as NAME and ANNUAL SALARY SELECT ENAME "NAME", SAL*12 "ANNUAL SALARY" FROM EMP;
#ques Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a p
Determine the Persistent object Persistent object can be stored in one of the following: Files Cheap, permanent, simple storage Low level (Write, Read) Ap
differences between a classified catalog and a dictionary catalog
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
A View may be defined of as a virtual table, that is, a table that does not really exist in its own right but is instead inferred from one or more underlying base data table. T
distributed quey processing
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