how to impliment " bit string type + 1 " by SQL ?

Hi, all

    I use Bit String Types to encode data in a special application. But I don't know how to realize 'bit string + 1' ? for example:

    select B'001'+ B'001';
    is rejected by PostgreSQL.

Thanks in advance

Jack Dull Received on Wed Dec 31 2003 - 05:25:47 CST