Introduction to SQL The SQL statement: SELECT Name, COUNT(*) FROM NAME_TABLE; counts the number of name rows and displays this total in a table with a single row and a single column. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT humidity = 89 FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT city FROM weather; SELECT city WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT city FROM weather; SELECT city WHERE humidity = 89; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL NULL is the same as 0 for integer the same as blank for character the same as 0 for integer and blank for character not a value the same as 0 for integer the same as blank for character the same as 0 for integer and blank for character not a value ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes can usually be created for both primary and secondary keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s): IN only. NOT IN only. LIKE only. Both IN and NOT IN. IN only. NOT IN only. LIKE only. Both IN and NOT IN. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In SQL, which command(s) is(are) used to change a table's storage characteristics? MODIFY TABLE CHANGE TABLE ALTER TABLE All of these MODIFY TABLE CHANGE TABLE ALTER TABLE All of these ANSWER DOWNLOAD EXAMIANS APP