Name Description
AES_DECRYPT()Decrypt using AES
AES_ENCRYPT()Encrypt using AES
COMPRESS()Return result as a binary string
DECODE()Decodes a string encrypted using ENCODE()
DES_DECRYPT()Decrypt a string
DES_ENCRYPT()Decrypt a string
ENCODE()Encode a string
ENCRYPT()Encrypt a string
MD5()Calculate MD5 checksum
OLD_PASSWORD()Return the value of the old (pre-4.1) implementation of PASSWORD
PASSWORD()Calculate and return a password string
SHA1(), SHA()Calculate an SHA-1 160-bit checksum
UNCOMPRESS()Uncompress a string compressed
UNCOMPRESSED_LENGTH()Return the length of a string before compression
Quote: dev.mysql.com/doc/refman/5.1/en/index.html