Introduction to SQL Which of the following command makes the updates performed by the transaction permanent in the database? TRUNCATE ROLLBACK COMMIT DELETE TRUNCATE ROLLBACK COMMIT DELETE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following query finds the total rating of the sailors who have reserved boat "103"? SELECT SUM(s.rating) FROM sailors s, reserves r AND r.bid = 103; SELECT s.rating FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT SUM(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 c) SELECT COUNT(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT SUM(s.rating) FROM sailors s, reserves r AND r.bid = 103; SELECT s.rating FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 SELECT SUM(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 c) SELECT COUNT(s.rating) FROM sailors s, reserves r WHERE s.sid = r.sid AND r.bid = 103 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following are the five built-in functions provided by SQL? SUM, AVG, MIN, MAX, MULT SUM, AVG, MULT, DIV, MIN COUNT, SUM, AVG, MAX, MIN SUM, AVG, MIN, MAX, NAME SUM, AVG, MIN, MAX, MULT SUM, AVG, MULT, DIV, MIN COUNT, SUM, AVG, MAX, MIN SUM, AVG, MIN, MAX, NAME ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL NULL is not a value the same as 0 for integer and blank for character the same as blank for character the same as 0 for integer not a value the same as 0 for integer and blank for character the same as blank for character the same as 0 for integer ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the meaning of LIKE '%0%0%' Feature begins with two 0's Feature has two 0's in it, at any position Feature has more than two 0's Feature ends with two 0's Feature begins with two 0's Feature has two 0's in it, at any position Feature has more than two 0's Feature ends with two 0's ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Count function in SQL returns the number of columns. values. groups. distinct values. columns. values. groups. distinct values. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS