Official document address: 11.3 String Data Types
11.3.1 String data type syntax
11.3.2 CHAR and VARCHAR types
11.3.3 BINARY and VARBINARY types
11.3.4 BLOB and TEXT types
11.3.5 ENUM type
11.3.6 SET type
String data types include CHAR, VARCHAR, BINARY, VARBINARY, BLOB, TEXT, ENUMand SET.
For information about storage requirements for string data types, see 11.7 Data Type Storage Requirements .
Used to describe functions that operate on string values, see 12.8 String Functions and Operators .