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DATABASE REDESIGN QUIZ

Because of the need for extensive knowledge of SQL, many database developers choose to automate the redesign process.

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A correlated subquery is processed as a nested subquery.

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What SQL command can be used to add columns to a table?

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Before any changes to database structure are attempted one should first:

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It is not easy to build a database correctly the first time.

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Some organizations take the stand that no application should ever employ the true name of a table.

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What SQL command will allow you to change the table STUDENT to add the constraint named GradeCheck that states that the values of the Grade column must be greater than 0?

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Which of the following modifications may not succeed?

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Although creating test databases is a critical and necessary job, there are few career opportunities in this area.

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Reverse engineering is the process of reading a database schema and producing a data model from that schema.

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