primary key, Database Management System

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What is Collation Collation is a kind of sort order. There are majorly 3 types of sort orders, namely: i.) Dictionary case insensitive ii.)Dictionary - case sensitive

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What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.

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What is Primary key? Primary Key - Primary key is one of the candidate keys which uniquely identifies each row in the relation.

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