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ALTER_CONVERSION.7
'\" t .\" Title: ALTER CONVERSION .\" Author: The PostgreSQL Global Development Group .\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/> .\" Date: 2023 .\" Manual: PostgreSQL 13.13 Documentation .\" Source: PostgreSQL 13.13 .\" Language: English .\" .TH "ALTER CONVERSION" "7" "2023" "PostgreSQL 13.13" "PostgreSQL 13.13 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_CONVERSION \- change the definition of a conversion .SH "SYNOPSIS" .sp .nf ALTER CONVERSION \fIname\fR RENAME TO \fInew_name\fR ALTER CONVERSION \fIname\fR OWNER TO { \fInew_owner\fR | CURRENT_USER | SESSION_USER } ALTER CONVERSION \fIname\fR SET SCHEMA \fInew_schema\fR .fi .SH "DESCRIPTION" .PP \fBALTER CONVERSION\fR changes the definition of a conversion\&. .PP You must own the conversion to use \fBALTER CONVERSION\fR\&. To alter the owner, you must also be a direct or indirect member of the new owning role, and that role must have CREATE privilege on the conversion\*(Aqs schema\&. (These restrictions enforce that altering the owner doesn\*(Aqt do anything you couldn\*(Aqt do by dropping and recreating the conversion\&. However, a superuser can alter ownership of any conversion anyway\&.) .SH "PARAMETERS" .PP \fIname\fR .RS 4 The name (optionally schema\-qualified) of an existing conversion\&. .RE .PP \fInew_name\fR .RS 4 The new name of the conversion\&. .RE .PP \fInew_owner\fR .RS 4 The new owner of the conversion\&. .RE .PP \fInew_schema\fR .RS 4 The new schema for the conversion\&. .RE .SH "EXAMPLES" .PP To rename the conversion iso_8859_1_to_utf8 to latin1_to_unicode: .sp .if n \{\ .RS 4 .\} .nf ALTER CONVERSION iso_8859_1_to_utf8 RENAME TO latin1_to_unicode; .fi .if n \{\ .RE .\} .PP To change the owner of the conversion iso_8859_1_to_utf8 to joe: .sp .if n \{\ .RS 4 .\} .nf ALTER CONVERSION iso_8859_1_to_utf8 OWNER TO joe; .fi .if n \{\ .RE .\} .SH "COMPATIBILITY" .PP There is no \fBALTER CONVERSION\fR statement in the SQL standard\&. .SH "SEE ALSO" CREATE CONVERSION (\fBCREATE_CONVERSION\fR(7)), DROP CONVERSION (\fBDROP_CONVERSION\fR(7))