oracle md5 hash

oracle md5 hash

CREATE   OR   REPLACE   FUNCTION  USERINFO.md5hash ( str   IN   VARCHAR2 )
     RETURN   VARCHAR2
     IS  v_checksum  VARCHAR2 ( 32 );

     BEGIN
        v_checksum : =   LOWER ( RAWTOHEX( UTL_RAW.CAST_TO_RAW( sys.dbms_obfuscation_toolkit.md5(input_string  =>   str ) ) ) );
         RETURN  v_checksum;
        EXCEPTION
             WHEN  NO_DATA_FOUND  THEN
             NULL ;
         WHEN  OTHERS  THEN
             --  Consider logging the error and then re-raise
            RAISE;
     END  md5hash;
/

参考:

http://stackoverflow.com/questions/22533037/how-to-call-oracle-md5-hash-function

https://docs.oracle.com/cd/E17952_01/refman-5.1-en/encryption-functions.html

http://blog.csdn.net/junmail/article/details/4358516