Introduction to SQL Each index consumes extra storage space and also requires overhead maintenance time whenever indexed data change value. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find the temperature in increasing order of all cities SELECT city, temperature FROM weather ORDER BY city; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city, temperature FROM weather; SELECT city FROM weather ORDER BY temperature; SELECT city, temperature FROM weather ORDER BY city; SELECT city, temperature FROM weather ORDER BY temperature; SELECT city, temperature FROM weather; SELECT city FROM weather ORDER BY temperature; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: a DBMS. a programming language. a data sublanguage. an operating system. a DBMS. a programming language. a data sublanguage. an operating system. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is a programming language. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which command undo all the updates performed by the SQL in the transaction? COMMIT TRUNCATE DELETE ROLLBACK COMMIT TRUNCATE DELETE ROLLBACK ANSWER DOWNLOAD EXAMIANS APP