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What is object containment? References among objects can be used to model dissimilar real-world concepts.
how to write tables and drow E-R diagrams for hosiptal management system and how to normalize and cardinalities?
Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.
What is called a query evaluation plan? A sequence of primitive operations that can be used to assess a query is a query evaluation plan or a query implementation plan.
What are the drawbacks of File Oriented System in details?
What is vertical fragmentation? Vertical fragmentation divides the relation by decomposing the scheme R of relation r.
Define canonical cover? A canonical cover Fc for F is a set of dependencies like F logically implies all dependencies in FC and Fc logically shows all dependencies in F.
What is Asterisk in SQL? Asterisk (*): In SQL, the columns for all the tables and views in the FROM clause will be displayed.
A database to track your progress in your college program will track your progress towards graduation! A database that has information containing the classes that you have taken, c
What is multiple relationship ?
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