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'\" t .\" Title: ALTER COLLATION .\" Author: The PostgreSQL Global Development Group .\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/> .\" Date: 2017-11-06 .\" Manual: PostgreSQL 9.2.24 Documentation .\" Source: PostgreSQL 9.2.24 .\" Language: English .\" .TH "ALTER COLLATION" "7" "2017-11-06" "PostgreSQL 9.2.24" "PostgreSQL 9.2.24 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_COLLATION \- change the definition of a collation .\" ALTER COLLATION .SH "SYNOPSIS" .sp .nf ALTER COLLATION \fIname\fR RENAME TO \fInew_name\fR ALTER COLLATION \fIname\fR OWNER TO \fInew_owner\fR ALTER COLLATION \fIname\fR SET SCHEMA \fInew_schema\fR .fi .SH "DESCRIPTION" .PP \fBALTER COLLATION\fR changes the definition of a collation\&. .PP You must own the collation to use \fBALTER COLLATION\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 collation\*(Aqs schema\&. (These restrictions enforce that altering the owner doesn\*(Aqt do anything you couldn\*(Aqt do by dropping and recreating the collation\&. However, a superuser can alter ownership of any collation anyway\&.) .SH "PARAMETERS" .PP \fIname\fR .RS 4 The name (optionally schema\-qualified) of an existing collation\&. .RE .PP \fInew_name\fR .RS 4 The new name of the collation\&. .RE .PP \fInew_owner\fR .RS 4 The new owner of the collation\&. .RE .PP \fInew_schema\fR .RS 4 The new schema for the collation\&. .RE .SH "EXAMPLES" .PP To rename the collation de_DE to german: .sp .if n \{\ .RS 4 .\} .nf ALTER COLLATION "de_DE" RENAME TO german; .fi .if n \{\ .RE .\} .PP To change the owner of the collation en_US to joe: .sp .if n \{\ .RS 4 .\} .nf ALTER COLLATION "en_US" OWNER TO joe; .fi .if n \{\ .RE .\} .SH "COMPATIBILITY" .PP There is no \fBALTER COLLATION\fR statement in the SQL standard\&. .SH "SEE ALSO" CREATE COLLATION (\fBCREATE_COLLATION\fR(7)), DROP COLLATION (\fBDROP_COLLATION\fR(7))