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Introduction to SQL

Introduction to SQL
You can add a row using SQL in a database with which of the following?

MAKE
CREATE
INSERT
ADD

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

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

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Introduction to SQL
Find all the cities whose humidity is 89

SELECT city WHERE humidity = 89;
SELECT humidity = 89 FROM weather;
SELECT city FROM weather WHERE humidity = 89;
SELECT city FROM weather;

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Introduction to SQL
SELECT DISTINCT is used if a user wishes to see duplicate columns in a query.

True
False

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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.

False
True

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

1234
456789
2345
6789

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