Introduction to SQL Which SQL keyword is used to retrieve only unique values? UNIQUE DISTINCTIVE DIFFERENT DISTINCT UNIQUE DISTINCTIVE DIFFERENT DISTINCT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following query finds colors of boats reserved by "Dustin"? SELECT DISTINCT b.color FROM boats b, reserves r, sailors s WHERE s.sname = 'Dustin' AND s.sid = r.sid AND r.bid = b.bid; SELECT DISTINCT b.color FROM boats b, reserves r, sailors s WHERE s.sname = 'Dustin' AND r.bid = b.bid SELECT DISTINCT b.color FROM boats b, sailors s WHERE s.sname = 'Dustin' AND s.sid = b.sid SELECT DISTINCT b.color FROM boats b, reserves r, sailors s WHERE s.sname = 'Dustin' AND s.sid = r.sid SELECT DISTINCT b.color FROM boats b, reserves r, sailors s WHERE s.sname = 'Dustin' AND s.sid = r.sid AND r.bid = b.bid; SELECT DISTINCT b.color FROM boats b, reserves r, sailors s WHERE s.sname = 'Dustin' AND r.bid = b.bid SELECT DISTINCT b.color FROM boats b, sailors s WHERE s.sname = 'Dustin' AND s.sid = b.sid SELECT DISTINCT b.color FROM boats b, reserves r, sailors s WHERE s.sname = 'Dustin' AND s.sid = r.sid ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is a programming language. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is valid SQL for an Index? CHANGE INDEX ID; ADD INDEX ID; CREATE INDEX ID; REMOVE INDEX ID; CHANGE INDEX ID; ADD INDEX ID; CREATE INDEX ID; REMOVE INDEX ID; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ............. joins two or more tables based on a specified column value not equaling a specified column value in another table. NATURAL JOIN EQUIJOIN NON-EQUIJOIN OUTER JOIN NATURAL JOIN EQUIJOIN NON-EQUIJOIN OUTER JOIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The qualifier DISTINCT must be used in an SQL statement when we want to eliminate duplicate rows. False True False True ANSWER DOWNLOAD EXAMIANS APP
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