ApsaraDB for OceanBase supports the following character sets:
UTF8MB4: variable-length encoding. The maximum length is 4 bytes.
BINARY: fixed-length encoding. The fixed length is 1 byte.
UTF8MB3) is a subset of
UTF8MB4. UTF8 is a variable-length encoding scheme that uses a maximum of 3 bytes to encode a character. To support seamless migration, ApsaraDB for OceanBase considers
UTF8 as the synonym of
UTF8MB4 in terms of the syntax.