ERD, Database Management System

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entity relationship diagram about finance

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Explain Alternate key? Alternate Key - All the candidate keys except primary key are known as alternate keys.

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Discuss The difference between drop table R and delete from R.  DROP TABLE command deletes all the records with the table definition. This command will automatically committed

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What is average response time? The average response time is that the average time for a transaction to be done after it has been submitted.

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