For InnoDB tables in mysqldump an online backup that takes no locks on tables can be performed by which option?
(a) –multiple-transaction
(b) –single-transaction
(c) –double-transaction
(d) –no-transaction
(a) –multiple-transaction
(b) –single-transaction
(c) –double-transaction
(d) –no-transaction
The correct answer is (b) –single-transaction
Explanation: For InnoDB tables it is possible to perform an online backup that takes no locks on tables using the option ‘–single-transaction’ to ‘mysqldump’. The ‘mysqldump’ can make backups.