Introduction to SQL Which of the following SQL commands can be used to add data to a database table? APPEND UPDATE ADD INSERT APPEND UPDATE ADD INSERT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities whose humidity is 89 SELECT humidity = 89 FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather; SELECT city FROM weather WHERE humidity = 89; SELECT humidity = 89 FROM weather; SELECT city WHERE humidity = 89; SELECT city FROM weather; SELECT city FROM weather WHERE humidity = 89; 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 ONLY UNIQUE SINGLE DISTINCT ONLY UNIQUE SINGLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL To sort the results of a query use: GROUP BY. None of these SORT BY. ORDER BY. GROUP BY. None of these SORT BY. ORDER BY. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statementSELECT SUBSTR('123456789', INSTR('abcabcabc', 'b'), 4) FROM DUAL; 1234 2345 456789 6789 1234 2345 456789 6789 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SELECT command, with its various clauses, allows users to query the data contained in the tables and ask many different questions or ad hoc queries. True False True False ANSWER DOWNLOAD EXAMIANS APP