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Introduction to SQL

Introduction to SQL
The SQL statement: SELECT Number1 + Number 2 AS Total FROM NUMBER_TABLE; adds two numbers from each row together and lists the results in a column named Total.

True
False

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Introduction to SQL
SQL query and modification commands make up a(n) ________ .

HTML
DML
DDL
XML

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Introduction to SQL
The SQL -92 wildcards are ____ and ____ .

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

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

MODIFY TABLE
All of these
CHANGE TABLE
ALTER TABLE

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Introduction to SQL
How to select all data from student table starting the name from letter 'r'?

SELECT * FROM student WHERE name LIKE '_r%';
SELECT * FROM student WHERE name LIKE '%r';
SELECT * FROM student WHERE name LIKE '%r%';
SELECT * FROM student WHERE name LIKE 'r%';

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Introduction to SQL
Which is the subset of SQL commands used to manipulate Oracle Database structures, including tables?

None
Data Manipulation Language(DML)
Data Definition Language(DDL)
Both of above

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