--help, -?| dev.mysql.com
12.3.8 Character Set Introducers| dev.mysql.com
12.8.5 The binary Collation Compared to _bin Collations| dev.mysql.com
6.5.1 mysql — The MySQL Command-Line Client| dev.mysql.com
13.3.2 The CHAR and VARCHAR Types| dev.mysql.com
13.3.4 The BLOB and TEXT Types| dev.mysql.com
BINARY| dev.mysql.com