Question 1

How can a table be deleted from the database? Provide an example.

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Question 2

is the process the DBMS uses to verify that only registered users access the database.

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Question 3

The specification is used to avoid having duplicated values in a column.

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Question 4

The SQL data type DATE stores date in the date format.

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Question 5

What is a subquery? When is it used? Does the RDBMS deal with subqueries any differently from normal queries?

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Question 6

What are the wildcard characters that are used with the LIKE command? Provide one or more examples of each.

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Question 7

The condition is generally composed of an equality comparison between the foreign key and the primary key of related tables.

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Question 8

Which command is used to save changes to the database? What is the syntax for this command?

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Question 9

To make the output more readable, the SQL standard permits the use of aliases for any column in a statement.

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Question 10

What is a schema? How many schemas can be used in one database?

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Question 11

Explain the two SQL functions.

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Quiz 7: Introduction to Structured Query Language Sql

How can a table be deleted from the database? Provide an example.