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.\" Title: DEALLOCATE
.\" Author: The PostgreSQL Global Development Group
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 2026
.\" Manual: PostgreSQL 17.10 Documentation
.\" Source: PostgreSQL 17.10
.\" Language: English
.\"
.TH "DEALLOCATE" "7" "2026" "PostgreSQL 17.10" "PostgreSQL 17.10 Documentation"
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.SH "NAME"
DEALLOCATE \- deallocate a prepared statement
.SH "SYNOPSIS"
.sp
.nf
DEALLOCATE [ PREPARE ] { \fIname\fR | ALL }
.fi
.SH "DESCRIPTION"
.PP
\fBDEALLOCATE\fR
is used to deallocate a previously prepared SQL statement\&. If you do not explicitly deallocate a prepared statement, it is deallocated when the session ends\&.
.PP
For more information on prepared statements, see
\fBPREPARE\fR(7)\&.
.SH "PARAMETERS"
.PP
PREPARE
.RS 4
This key word is ignored\&.
.RE
.PP
\fIname\fR
.RS 4
The name of the prepared statement to deallocate\&.
.RE
.PP
ALL
.RS 4
Deallocate all prepared statements\&.
.RE
.SH "COMPATIBILITY"
.PP
The SQL standard includes a
\fBDEALLOCATE\fR
statement, but it is only for use in embedded SQL\&.
.SH "SEE ALSO"
\fBEXECUTE\fR(7), \fBPREPARE\fR(7)