Current File : //opt/alt/postgresql11/usr/share/man/man7/DROP_DOMAIN.7
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.\" Title: DROP DOMAIN
.\" 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 "DROP DOMAIN" "7" "2017-11-06" "PostgreSQL 9.2.24" "PostgreSQL 9.2.24 Documentation"
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.SH "NAME"
DROP_DOMAIN \- remove a domain
.\" DROP DOMAIN
.SH "SYNOPSIS"
.sp
.nf
DROP DOMAIN [ IF EXISTS ] \fIname\fR [, \&.\&.\&.] [ CASCADE | RESTRICT ]
.fi
.SH "DESCRIPTION"
.PP
\fBDROP DOMAIN\fR
removes a domain\&. Only the owner of a domain can remove it\&.
.SH "PARAMETERS"
.PP
IF EXISTS
.RS 4
Do not throw an error if the domain does not exist\&. A notice is issued in this case\&.
.RE
.PP
\fIname\fR
.RS 4
The name (optionally schema\-qualified) of an existing domain\&.
.RE
.PP
CASCADE
.RS 4
Automatically drop objects that depend on the domain (such as table columns)\&.
.RE
.PP
RESTRICT
.RS 4
Refuse to drop the domain if any objects depend on it\&. This is the default\&.
.RE
.SH "EXAMPLES"
.PP
To remove the domain
box:
.sp
.if n \{\
.RS 4
.\}
.nf
DROP DOMAIN box;
.fi
.if n \{\
.RE
.\}
.SH "COMPATIBILITY"
.PP
This command conforms to the SQL standard, except for the
IF EXISTS
option, which is a
PostgreSQL
extension\&.
.SH "SEE ALSO"
CREATE DOMAIN (\fBCREATE_DOMAIN\fR(7)), ALTER DOMAIN (\fBALTER_DOMAIN\fR(7))
Mini Shell