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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 data retrieval methods that have been chosen by the SQL
Server query optimizer, for a stored procedure or ad- hoc query.
b.) It is used as it's a very useful tool for a developer to understand performance characteristics of a query or stored procedure.
c.) There exists an option known as "Show Execution Plan" in Query Analyzer. If this option is turned on, it would display query execution plan in separate window when query is run again.
What is meant by software and hardware RAID systems? RAID can be executed with no change at the hardware level, using only software modification. Such RAID implementations are
You are required to implement integrity constraints within the database to enforce the following requirements: For Projects: Start date must be supplied. Start date cannot be i
what are the type of the database
What is the difference between a HAVING CLAUSE and a WHERE CLAUSE? HAVING CLAUSE - HAVING CLAUSE is used only with SELECT statement. - It is normally used in a GROUP BY
The definition of the classes and operation can often be adjusted to increase the amount of inheritance". Justify the above statement. Adjustment of Inheritance The def
how many hourse have been spent on a certain project
Difference between Operating System and Database Security Security within the operating system can be executed at various levels ranging from passwords for access to system, t
What is a Data Flow Diagram? Data Flow Diagram: A data flow diagram is the graph that shows flow of data values from their sources in objects in the course of processes whic
Example: RELATIONAL SCHEMA for PERSON: PERSON (PERSON_ID: integer, NAME: string, AGE: integer, ADDRESS: String) RELATION INSTANCE In this instance, m = 3 and n = 4
1) 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 pict
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