[kakus130908$]

udah saya coba kk
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root@kakus130908:~# sudo su postgres -c psql ALTER USER postgres WITH PASSWORD ‘ ’;
could not change directory to "/root"
psql (8.4.8)
Type "help" for help.

postgres=# \q
could not save history to file "/home/postgres/.psql_history": No such file or directory
root@kakus130908:~#
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tapi ada kaya gitu,apa ada file yang ke hapus gitu ya???