'\" t
.\"     Title: ALTER SERVER
.\"    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 SERVER" "5sql" "2016" "PostgreSQL 9.5.2" "PostgreSQL 9.5.2 Documentation"
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.SH "NAME"
ALTER_SERVER \- change the definition of a foreign server
.SH "SYNOPSIS"
.sp
.nf
ALTER SERVER \fIname\fR [ VERSION \(aq\fInew_version\fR\(aq ]
    [ OPTIONS ( [ ADD | SET | DROP ] \fIoption\fR [\(aq\fIvalue\fR\(aq] [, \&.\&.\&. ] ) ]
ALTER SERVER \fIname\fR OWNER TO { \fInew_owner\fR | CURRENT_USER | SESSION_USER }
ALTER SERVER \fIname\fR RENAME TO \fInew_name\fR
.fi
.SH "DESCRIPTION"
.PP

\fBALTER SERVER\fR
changes the definition of a foreign server\&. The first form changes the server version string or the generic options of the server (at least one clause is required)\&. The second form changes the owner of the server\&.
.PP
To alter the server you must be the owner of the server\&. Additionally to alter the owner, you must own the server and also be a direct or indirect member of the new owning role, and you must have
USAGE
privilege on the server\(aqs foreign\-data wrapper\&. (Note that superusers satisfy all these criteria automatically\&.)
.SH "PARAMETERS"
.PP
\fIname\fR
.RS 4
The name of an existing server\&.
.RE
.PP
\fInew_version\fR
.RS 4
New server version\&.
.RE
.PP
OPTIONS ( [ ADD | SET | DROP ] \fIoption\fR [\(aq\fIvalue\fR\(aq] [, \&.\&.\&. ] )
.RS 4
Change options for the server\&.
ADD,
SET, and
DROP
specify the action to be performed\&.
ADD
is assumed if no operation is explicitly specified\&. Option names must be unique; names and values are also validated using the server\(aqs foreign\-data wrapper library\&.
.RE
.PP
\fInew_owner\fR
.RS 4
The user name of the new owner of the foreign server\&.
.RE
.PP
\fInew_name\fR
.RS 4
The new name for the foreign server\&.
.RE
.SH "EXAMPLES"
.PP
Alter server
foo, add connection options:
.sp
.if n \{\
.RS 4
.\}
.nf
ALTER SERVER foo OPTIONS (host \(aqfoo\(aq, dbname \(aqfoodb\(aq);
.fi
.if n \{\
.RE
.\}
.PP
Alter server
foo, change version, change
host
option:
.sp
.if n \{\
.RS 4
.\}
.nf
ALTER SERVER foo VERSION \(aq8\&.4\(aq OPTIONS (SET host \(aqbaz\(aq);
.fi
.if n \{\
.RE
.\}
.SH "COMPATIBILITY"
.PP

\fBALTER SERVER\fR
conforms to ISO/IEC 9075\-9 (SQL/MED)\&. The
OWNER TO
and
RENAME
forms are PostgreSQL extensions\&.
.SH "SEE ALSO"
CREATE SERVER (\fBCREATE_SERVER\fR(5)), DROP SERVER (\fBDROP_SERVER\fR(5))