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Which database level is closest to the users?
External database level is closest to the users.
ddlc
We have a new website where I need someone to 1: Inhabit the back end with all the recruitment agencies in the UK. I require someone who is not manually going to do this, but who w
What are aggregate functions? And list the aggregate functions supported by SQL? Aggregate functions are functions that take a collection of values as input and return a one va
why data in an RDMS need to be normalised
The need for three level architecture The aim of the three level architecture is to divide each user's view of the database from the way the database is physically shown.
Describe Parameteric end users? Parametric end users might be given update access, but are commonly not permitted to change the structure of data.
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
#question benefits and limitations of data models..
What are the types of reference?explain it with suitable examples? Object oriented language given the ability to refer the object attribute of the type can be referred to the s
Define granularity, hierarchy of granularity of locks & multiple granularity locking. Explain the modified two phase locking along with multiple granularity locking. Ans: The s
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