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+'\" t
+.\" Title: ALTER SERVER
+.\" Author: The PostgreSQL Global Development Group
+.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
+.\" Date: 2023
+.\" Manual: PostgreSQL 15.5 Documentation
+.\" Source: PostgreSQL 15.5
+.\" Language: English
+.\"
+.TH "ALTER SERVER" "7" "2023" "PostgreSQL 15.5" "PostgreSQL 15.5 Documentation"
+.\" -----------------------------------------------------------------
+.\" * Define some portability stuff
+.\" -----------------------------------------------------------------
+.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+.\" http://bugs.debian.org/507673
+.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
+.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+.ie \n(.g .ds Aq \(aq
+.el .ds Aq '
+.\" -----------------------------------------------------------------
+.\" * set default formatting
+.\" -----------------------------------------------------------------
+.\" disable hyphenation
+.nh
+.\" disable justification (adjust text to left margin only)
+.ad l
+.\" -----------------------------------------------------------------
+.\" * MAIN CONTENT STARTS HERE *
+.\" -----------------------------------------------------------------
+.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_ROLE | 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(7)), DROP SERVER (\fBDROP_SERVER\fR(7))