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Introduction to SQL

Introduction to SQL
Which SQL keyword is used to sort the result-set?

ORDER
SORT
SORT BY
ORDER BY

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Introduction to SQL
The SQL statementSELECT SUBSTR('123456789', INSTR('abcabcabc', 'b'), 4) FROM DUAL;

1234
6789
456789
2345

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Introduction to SQL
The format SELECT-FROM-WHERE is the fundamental framework of SQL SELECT statements.

False
True

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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
SINGLE
DISTINCT

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Introduction to SQL
Scalar aggregate are multiple values returned from an SQL query that includes an aggregate function.

False
True

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Introduction to SQL
SQL is:

a DBMS.
an operating system.
a programming language.
a data sublanguage.

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