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Introduction to SQL

Introduction to SQL
Which SQL statement is used to update data in a database?

SAVE
SAVE AS
UPDATE
MODIFY

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Introduction to SQL
The keyword LIKE can be used in a WHERE clause to refer to a range of values.

True
False

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Introduction to SQL
A subquery in an SQL SELECT statement is enclosed in:

braces -- {...}.
brackets -- [...].
CAPITAL LETTERS.
parenthesis -- (...) .

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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

9
10
0
5

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Introduction to SQL
A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery.

False
True

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Introduction to SQL
The result of every SQL query is a table.

False
True

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