Introduction to SQL Find all the cities whose humidity is 89 SELECT city FROM weather; SELECT humidity = 89 FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT city WHERE humidity = 89; SELECT city FROM weather; SELECT humidity = 89 FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT city WHERE humidity = 89; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What does the following query find?(SELECT DISTINCT r.sidFROM boats b, reserves rWHERE b.bid = r.bidAND b.color = 'red')MINUS(SELECT DISTINCT r.sidFROM boats b, reserves rWHERE b.bid = r.bidAND b.color = 'green') Find the sailor IDs of all sailors who have reserved red boats but not green boats Find the sailor Ids of atmost one sailor who have reserved red boats but not green boats Find the sailor IDs of at least one sailor who have reserved red boats but not green boats None of These Find the sailor IDs of all sailors who have reserved red boats but not green boats Find the sailor Ids of atmost one sailor who have reserved red boats but not green boats Find the sailor IDs of at least one sailor who have reserved red boats but not green boats None of These ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL How to select all data from student table starting the name from letter 'r'? SELECT * FROM student WHERE name LIKE 'r%'; SELECT * FROM student WHERE name LIKE '%r'; SELECT * FROM student WHERE name LIKE '%r%'; SELECT * FROM student WHERE name LIKE '_r%'; SELECT * FROM student WHERE name LIKE 'r%'; SELECT * FROM student WHERE name LIKE '%r'; SELECT * FROM student WHERE name LIKE '%r%'; SELECT * FROM student WHERE name LIKE '_r%'; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL 'AS' clause is used in SQL for Rename operation. Join operation. Projection operation. Selection operation. Rename operation. Join operation. Projection operation. Selection operation. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which one of the following sorts rows in SQL? ORDER BY GROUP BY SORT BY ALIGN BY ORDER BY GROUP BY SORT BY ALIGN BY ANSWER DOWNLOAD EXAMIANS APP