Introduction to SQL Which SQL statement is used to update data in a database? SAVE AS UPDATE MODIFY SAVE SAVE AS UPDATE MODIFY SAVE 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 To remove duplicate rows from the results of an SQL SELECT statement, the ________ qualifier specified must be included. DISTINCT SINGLE ONLY UNIQUE DISTINCT SINGLE ONLY UNIQUE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The wildcard in a WHERE clause is useful when? An exact match is not possible in a SELECT statement. An exact match is necessary in a CREATE statement. An exact match is not possible in a CREATE statement. An exact match is necessary in a SELECT statement. An exact match is not possible in a SELECT statement. An exact match is necessary in a CREATE statement. An exact match is not possible in a CREATE statement. An exact match is necessary in a SELECT statement. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands can be used to add data to a database table? UPDATE APPEND ADD INSERT UPDATE APPEND ADD INSERT 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, 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 r.bid = b.bid 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, 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 r.bid = b.bid SELECT DISTINCT b.color FROM boats b, reserves r, sailors s WHERE s.sname = 'Dustin' AND s.sid = r.sid ANSWER DOWNLOAD EXAMIANS APP
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