--
-- MD5 message digest
--
SELECT digest('', 'md5');
               digest               
------------------------------------
 \xd41d8cd98f00b204e9800998ecf8427e
(1 row)

SELECT digest('a', 'md5');
               digest               
------------------------------------
 \x0cc175b9c0f1b6a831c399e269772661
(1 row)

SELECT digest('abc', 'md5');
               digest               
------------------------------------
 \x900150983cd24fb0d6963f7d28e17f72
(1 row)

SELECT digest('message digest', 'md5');
               digest               
------------------------------------
 \xf96b697d7cb7938d525a2f31aaf161d0
(1 row)

SELECT digest('abcdefghijklmnopqrstuvwxyz', 'md5');
               digest               
------------------------------------
 \xc3fcd3d76192e4007dfb496cca67e13b
(1 row)

SELECT digest('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789', 'md5');
               digest               
------------------------------------
 \xd174ab98d277d9f5a5611c2c9f419d9f
(1 row)

SELECT digest('12345678901234567890123456789012345678901234567890123456789012345678901234567890', 'md5');
               digest               
------------------------------------
 \x57edf4a22be3c955ac49da2e2107b67a
(1 row)