Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT city FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT city WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT city WHERE humidity = 89; SELECT humidity = 89 FROM weather; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is illegal? SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; None of these SELECT SYSDATE - SYSDATE FROM DUAL; SELECT SYSDATE - (SYSDATE + 2) FROM DUAL; SELECT SYSDATE - (SYSDATE - 2) FROM DUAL; None of these SELECT SYSDATE - SYSDATE FROM DUAL; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the tuples having temperature greater than 'Paris'. SELECT * FROM weather WHERE temperature > 'Paris' temperature SELECT * FROM weather WHERE temperature > (SELECT * FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > (SELECT temperature FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > (SELECT city FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > 'Paris' temperature SELECT * FROM weather WHERE temperature > (SELECT * FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > (SELECT temperature FROM weather WHERE city = 'Paris') SELECT * FROM weather WHERE temperature > (SELECT city FROM weather WHERE city = 'Paris') ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To establish a range of values, < and > can be used. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is a programming language. False True False True ANSWER DOWNLOAD EXAMIANS APP
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