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What subschema expresses ?
A subschema expresses the external view. (External schemas are called also called as subschemas)
Describes the several relationship constraints through giving suitable example? Constraints on relationships: There are two kinds of constraints on relationships. 1) Mapping
Project Description: This is going to be a School portal to handle each activities in school such as, School fees payment, online registration and every other payment, course re
how to submit answers softcopy
What is meant by data-transfer rate? The data-transfer rate is the rate at which data can be retrieved from or kept to the disk.
How can you map NULL values to other values while display? IF( ) , IFNULL( ) keywords are used to do so. They are 'LIMIT' is used for the following kinds of problems: 1) Ans
what is completeness constrent?
how to implement hyrise in C plus plus
Difference between SQL and SQL*Plus SQL SQL*Plus SQL is a language SQL *Plus is an environment It is bas
What function divides one numeric expression by another and returns the remainder? MOD function divides one numeric expression by another and returns the remainder.
Normal 0 false false false EN-US X-NONE X-NONE
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