Introduction to SQL A SELECT statement within another SELECT statement and enclosed in square brackets ([...]) is called a subquery. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to retrieve a maximum value? MAX TOP UPPER MOST MAX TOP UPPER MOST ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The keyword LIKE can be used in a WHERE clause to refer to a range of values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL -92 wildcards are ____ and ____ . question mark (?); asterisk (*) percent sign (%); underscore (_) asterisk (*); percent sign (%) underscore(_); question mark (?) question mark (?); asterisk (*) percent sign (%); underscore (_) asterisk (*); percent sign (%) underscore(_); question mark (?) ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SELECT DISTINCT is used if a user wishes to see duplicate columns in a query. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is a view? A view is a virtual table which results of executing a pre-compiled query. A view is not part of the physical database schema, while the regular tables are. None of these A view is a special stored procedure executed when certain event occurs. A view is a database diagram. A view is a virtual table which results of executing a pre-compiled query. A view is not part of the physical database schema, while the regular tables are. None of these A view is a special stored procedure executed when certain event occurs. A view is a database diagram. ANSWER DOWNLOAD EXAMIANS APP
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