Introduction to SQL Which of the following must be enclosed in double quotes? Column Alias Dates Strings All of these Column Alias Dates Strings All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Scalar aggregate are multiple values returned from an SQL query that includes an aggregate function. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL There is an equivalent join expression that can be substituted for all subquery expressions. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword(s) ________ is used with wildcards. NOT IN only IN only IN and NOT IN LIKE only NOT IN only IN only IN and NOT IN LIKE only ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL -92 wildcards are ____ and ____ . underscore(_); question mark (?) asterisk (*); percent sign (%) percent sign (%); underscore (_) question mark (?); asterisk (*) underscore(_); question mark (?) asterisk (*); percent sign (%) percent sign (%); underscore (_) question mark (?); asterisk (*) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Let the statementSELECT column1 FROM myTable;return 10 rows. The statementSELECT ALL column1 FROM myTable;will return None of these exactly 10 rows more than 10 rows less than 10 rows None of these exactly 10 rows more than 10 rows less than 10 rows ANSWER DOWNLOAD EXAMIANS APP