'\" t
.\"     Title: ALTER USER
.\"    Author: The PostgreSQL Global Development Group
.\" Generator: DocBook XSL Stylesheets v1.75.2 <http://docbook.sf.net/>
.\"      Date: 2016
.\"    Manual: PostgreSQL 9.5.2 Documentation
.\"    Source: PostgreSQL 9.5.2
.\"  Language: English
.\"
.TH "ALTER USER" "5sql" "2016" "PostgreSQL 9.5.2" "PostgreSQL 9.5.2 Documentation"
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.SH "NAME"
ALTER_USER \- change a database role
.SH "SYNOPSIS"
.sp
.nf
ALTER USER \fIrole_specification\fR [ WITH ] \fIoption\fR [ \&.\&.\&. ]

where \fIoption\fR can be:

      SUPERUSER | NOSUPERUSER
    | CREATEDB | NOCREATEDB
    | CREATEROLE | NOCREATEROLE
    | CREATEUSER | NOCREATEUSER
    | INHERIT | NOINHERIT
    | LOGIN | NOLOGIN
    | REPLICATION | NOREPLICATION
    | BYPASSRLS | NOBYPASSRLS
    | CONNECTION LIMIT \fIconnlimit\fR
    | [ ENCRYPTED | UNENCRYPTED ] PASSWORD \(aq\fIpassword\fR\(aq
    | VALID UNTIL \(aq\fItimestamp\fR\(aq

ALTER USER \fIname\fR RENAME TO \fInew_name\fR

ALTER USER \fIrole_specification\fR SET \fIconfiguration_parameter\fR { TO | = } { \fIvalue\fR | DEFAULT }
ALTER USER \fIrole_specification\fR SET \fIconfiguration_parameter\fR FROM CURRENT
ALTER USER \fIrole_specification\fR RESET \fIconfiguration_parameter\fR
ALTER USER \fIrole_specification\fR RESET ALL

where \fIrole_specification\fR can be:

    [ GROUP ] \fIrole_name\fR
  | CURRENT_USER
  | SESSION_USER
.fi
.SH "DESCRIPTION"
.PP

\fBALTER USER\fR
is now an alias for
ALTER ROLE (\fBALTER_ROLE\fR(5))\&.
.SH "COMPATIBILITY"
.PP
The
\fBALTER USER\fR
statement is a
PostgreSQL
extension\&. The SQL standard leaves the definition of users to the implementation\&.
.SH "SEE ALSO"
ALTER ROLE (\fBALTER_ROLE\fR(5))