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what is entity in database system?
Aggregate functions Some of these functions are min, count, max, and avg. These functions help in getting consolidated information from a set of tuples. Example:
(a) What is a Sub-Query? (b) What is the difference between a scalar sub-query and a tabular sub-query? (c) Write an equivalent SQL statement to get the Name of Product wh
Project Description: I am updating my Javascript + HTML website with five domains for the same website I would like to know if I want to create site map and submit it in all the
It is mandatory that for every table in the LDB hierarchy there should exist one GET statement in the report. False. It is not essential.
external view of DBMS in healthcare department?
what is query processing ,query optimization and performance turring?
A student entity type has the following attributes,name..
What is the most significant feature that does not directly map into programming language structures? Why? Association, since there are complex types of association, like as qu
Define a view and a trigger. Construct a view for the above relations that have the information about suppliers and the elements they supply. The view holds the S#, SNAME, P# , PNA
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