
     commands <A
HREF="sql-alterrole.html"
>ALTER ROLE</A
>
     and <A
HREF="sql-alterdatabase.html"
>ALTER DATABASE</A
>,
     respectively, are used to configure these settings.  Per-database
     settings override anything received from the
     <TT
CLASS="COMMAND"
>postgres</TT
> command-line or the configuration
     file, and in turn are overridden by per-user settings; both are
     overridden by per-session settings.
    </P
><P
>     Some parameters can be changed in individual <ACRONYM
CLASS="AC