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Introduction to SQL

Introduction to SQL
Which of the following group functions ignore NULL values?

MAX
All of these
COUNT
SUM

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Introduction to SQL
Table Employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM Employee WHERE SALARY > ANY (SELECT SALARY FROM EMPLOYEE);prints

0
10
5
9

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Introduction to SQL
In SQL, which command(s) is(are) used to change a table's storage characteristics?

ALTER TABLE
MODIFY TABLE
All of these
CHANGE TABLE

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Introduction to SQL
SQL is a programming language.

True
False

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Introduction to SQL
To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included.

ONLY
UNIQUE
DISTINCT
SINGLE

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

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

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