Introduction to SQL Indexes may be created or dropped at any time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL What is the full form of SQL? Structured Query Language None of these Simple Query Language Structured Query List Structured Query Language None of these Simple Query Language Structured Query List ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT city FROM weather WHERE humidity = 89; SELECT city FROM weather; SELECT city WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT city FROM weather; SELECT city WHERE humidity = 89; SELECT humidity = 89 FROM weather; 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
Introduction to SQL Which command undo all the updates performed by the SQL in the transaction? ROLLBACK TRUNCATE DELETE COMMIT ROLLBACK TRUNCATE DELETE COMMIT ANSWER DOWNLOAD EXAMIANS APP
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