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

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

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Introduction to SQL
The HAVING clause does which of the following?

Acts like a WHERE clause but is used for columns rather than groups.
Acts EXACTLY like a WHERE clause.
Acts like a WHERE clause but is used for rows rather than columns.
Acts like a WHERE clause but is used for groups rather than rows.

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Introduction to SQL
The wildcard in a WHERE clause is useful when?

An exact match is necessary in a SELECT statement.
An exact match is necessary in a CREATE statement.
An exact match is not possible in a CREATE statement.
An exact match is not possible in a SELECT statement.

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