old_alter_tableis disabled as shown.
mysql> SELECT @@old_alter_table;

Consider this statement on a RANGE-partitioned table:
mysql> ALTER TABLE orders DROP PARTITION p1, p3;
What is the outcome of executing this statement?

What are three methods to reduce MySQL server exposure to remote connections? (Choose three.)

Force Majeure is a catastrophic failure on a major level of the database operation. Regular backups are key to helping avoid data loss in such situations.
Which two other steps can help avoid data loss in a major catastrophe? (Choose two.)

The MySQL user `adam' currently has USAGE permissions to the database.
The football database is transactional and has non-stop updates from application users. The `adam' user needs to be able to take consistent backups of the football database by using the -single-option.
transaction
Which extra GRANT permissions are required for adam to take mysqldump backups?

You are using the mysqldumpslow utility to view the contents of the slow query log.
You notice the letter N and the character string `S' in a number of locations in the output.
What does the N indicate?