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Give the general form of SQL query?
Select A1, A2............., An
From R1, R2..............., Rm
Where P
Having clause This clause is used for producing conditions on grouped information. Example: Find maximum salary and department number of those departments where maxim
Creating views with Replace option : This option is used to alter the definition of the view without recreating and dropping it or regranting object privileges previously granted o
cardnality ratio for humanresource mangement system
Explain trigger? Trigger: A database trigger is procedural code which is automatically executed within response to certain events on a particular table in a database. Trigger
write short note on mobile database
non numeric literals
Meaningful use refers to the use of certified EHR technology to "enhance quality, efficiency, and reduce health disparities
Question 1 Explain the 10 reasons to use MySQL Question 2 Write the SQL statements to demonstrate the following using SELECT command Expression Evaluation ORDER BY
What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation
Which method is used to key transformation ? A hash method is used to key transformation.
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