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Introduction to SQL

Introduction to SQL
In SQL, which of the following is not a data definition language commands?

GRANT
REVOKE
RENAME
UPDATE

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Introduction to SQL
What operator tests column for the absence of data?

IS NULL operator
NOT operator
None of these
EXISTS operator

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Introduction to SQL
To sort the results of a query use:

GROUP BY.
SORT BY.
ORDER BY.
None of these

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Introduction to SQL
The command to eliminate a table from a database is:

UPDATE TABLE CUSTOMER;
DROP TABLE CUSTOMER;
DELETE TABLE CUSTOMER;
REMOVE TABLE CUSTOMER;

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Introduction to SQL
Which of the following is valid SQL for an Index?

CHANGE INDEX ID;
REMOVE INDEX ID;
CREATE INDEX ID;
ADD INDEX ID;

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Introduction to SQL
The result of a SQL SELECT statement is a ________ .

report
form
table
file

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