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'\" t
.\" Title: DROP MATERIALIZED VIEW
.\" Author: The PostgreSQL Global Development Group
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 2024
.\" Manual: PostgreSQL 15.7 Documentation
.\" Source: PostgreSQL 15.7
.\" Language: English
.\"
.TH "DROP MATERIALIZED VIEW" "7" "2024" "PostgreSQL 15.7" "PostgreSQL 15.7 Documentation"
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.SH "NAME"
DROP_MATERIALIZED_VIEW \- remove a materialized view
.SH "SYNOPSIS"
.sp
.nf
DROP MATERIALIZED VIEW [ IF EXISTS ] \fIname\fR [, \&.\&.\&.] [ CASCADE | RESTRICT ]
.fi
.SH "DESCRIPTION"
.PP
\fBDROP MATERIALIZED VIEW\fR
drops an existing materialized view\&. To execute this command you must be the owner of the materialized view\&.
.SH "PARAMETERS"
.PP
IF EXISTS
.RS 4
Do not throw an error if the materialized view does not exist\&. A notice is issued in this case\&.
.RE
.PP
\fIname\fR
.RS 4
The name (optionally schema\-qualified) of the materialized view to remove\&.
.RE
.PP
CASCADE
.RS 4
Automatically drop objects that depend on the materialized view (such as other materialized views, or regular views), and in turn all objects that depend on those objects (see
Section\ \&5.14)\&.
.RE
.PP
RESTRICT
.RS 4
Refuse to drop the materialized view if any objects depend on it\&. This is the default\&.
.RE
.SH "EXAMPLES"
.PP
This command will remove the materialized view called
order_summary:
.sp
.if n \{\
.RS 4
.\}
.nf
DROP MATERIALIZED VIEW order_summary;
.fi
.if n \{\
.RE
.\}
.SH "COMPATIBILITY"
.PP
\fBDROP MATERIALIZED VIEW\fR
is a
PostgreSQL
extension\&.
.SH "SEE ALSO"
CREATE MATERIALIZED VIEW (\fBCREATE_MATERIALIZED_VIEW\fR(7)), ALTER MATERIALIZED VIEW (\fBALTER_MATERIALIZED_VIEW\fR(7)), REFRESH MATERIALIZED VIEW (\fBREFRESH_MATERIALIZED_VIEW\fR(7))
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