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Introduction to SQL

Introduction to SQL
The SQL statementSELECT ROUND(45.926, -1) FROM DUAL;

is illegal
prints 50
prints 045.926
prints garbage

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Introduction to SQL
The FROM SQL clause is used to...

specify range for search condition
specify what table we are selecting or deleting data FROM
None of these
specify search condition

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Introduction to SQL
The Microsoft Access wildcards are ____ and ____ .

asterisk (*); percent sign (%)
question mark (?); asterisk (*)
percent sign (%); underscore (_)
underscore(_); question mark (?)

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Introduction to SQL
Select the right statement to insert values to the student table.

INSERT INTO student VALUES (
INSERT VALUES INTO student (
INSERT student VALUES (
INSERT VALUES (

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Introduction to SQL
The command to remove rows from a table 'CUSTOMER' is:

DROP FROM CUSTOMER ...
DELETE FROM CUSTOMER WHERE ...
UPDATE FROM CUSTOMER ...
REMOVE FROM CUSTOMER ...

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Introduction to SQL
SQL is a data sublanguage.

True
False

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