blob: 896fb69a8aa2a7da968a13787f11b563e9c6c51d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
'\" t
.\" Title: ROLLBACK PREPARED
.\" Author: The PostgreSQL Global Development Group
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\" Date: 2024
.\" Manual: PostgreSQL 16.2 Documentation
.\" Source: PostgreSQL 16.2
.\" Language: English
.\"
.TH "ROLLBACK PREPARED" "7" "2024" "PostgreSQL 16.2" "PostgreSQL 16.2 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"
ROLLBACK_PREPARED \- cancel a transaction that was earlier prepared for two\-phase commit
.SH "SYNOPSIS"
.sp
.nf
ROLLBACK PREPARED \fItransaction_id\fR
.fi
.SH "DESCRIPTION"
.PP
\fBROLLBACK PREPARED\fR
rolls back a transaction that is in prepared state\&.
.SH "PARAMETERS"
.PP
\fItransaction_id\fR
.RS 4
The transaction identifier of the transaction that is to be rolled back\&.
.RE
.SH "NOTES"
.PP
To roll back a prepared transaction, you must be either the same user that executed the transaction originally, or a superuser\&. But you do not have to be in the same session that executed the transaction\&.
.PP
This command cannot be executed inside a transaction block\&. The prepared transaction is rolled back immediately\&.
.PP
All currently available prepared transactions are listed in the
pg_prepared_xacts
system view\&.
.SH "EXAMPLES"
.PP
Roll back the transaction identified by the transaction identifier
foobar:
.sp
.if n \{\
.RS 4
.\}
.nf
ROLLBACK PREPARED \*(Aqfoobar\*(Aq;
.fi
.if n \{\
.RE
.\}
.SH "COMPATIBILITY"
.PP
\fBROLLBACK PREPARED\fR
is a
PostgreSQL
extension\&. It is intended for use by external transaction management systems, some of which are covered by standards (such as X/Open XA), but the SQL side of those systems is not standardized\&.
.SH "SEE ALSO"
PREPARE TRANSACTION (\fBPREPARE_TRANSACTION\fR(7)), COMMIT PREPARED (\fBCOMMIT_PREPARED\fR(7))
|
