Introduction to SQL Let the statementSELECT column1 FROM myTable;return 10 rows. The statementSELECT ALL column1 FROM myTable;will return more than 10 rows less than 10 rows None of these exactly 10 rows more than 10 rows less than 10 rows None of these exactly 10 rows ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following command makes the updates performed by the transaction permanent in the database? TRUNCATE DELETE ROLLBACK COMMIT TRUNCATE DELETE ROLLBACK COMMIT ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL In an SQL SELECT statement querying a single table, according to the SQL-92 standard the asterisk (*) means that: all records with even partial criteria met are to be returned. None of these all columns of the table are to be returned. all records meeting the full criteria are to be returned. all records with even partial criteria met are to be returned. None of these all columns of the table are to be returned. all records meeting the full criteria are to be returned. 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 The SQL keyword BETWEEN is used: as a wildcard. for ranges. None of these to limit the columns displayed. as a wildcard. for ranges. None of these to limit the columns displayed. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Find all the cities with temperature, condition and humidity whose humidity is in the range of 63 to 79 SELECT * FROM weather WHERE humidity BETWEEN 63 AND 79 SELECT * FROM weather WHERE humidity NOT IN (63 AND 79) SELECT * FROM weather WHERE humidity NOT BETWEEN 63 AND 79 SELECT * FROM weather WHERE humidity IN (63 to 79) SELECT * FROM weather WHERE humidity BETWEEN 63 AND 79 SELECT * FROM weather WHERE humidity NOT IN (63 AND 79) SELECT * FROM weather WHERE humidity NOT BETWEEN 63 AND 79 SELECT * FROM weather WHERE humidity IN (63 to 79) ANSWER DOWNLOAD EXAMIANS APP