summaryrefslogtreecommitdiffstats
path: root/doc/src/sgml/man3/dblink_close.3
blob: 9c4da133781c7599825f401ad7b162fdfa80dbb0 (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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
'\" t
.\"     Title: dblink_close
.\"    Author: The PostgreSQL Global Development Group
.\" Generator: DocBook XSL Stylesheets vsnapshot <http://docbook.sf.net/>
.\"      Date: 2024
.\"    Manual: PostgreSQL 15.6 Documentation
.\"    Source: PostgreSQL 15.6
.\"  Language: English
.\"
.TH "DBLINK_CLOSE" "3" "2024" "PostgreSQL 15.6" "PostgreSQL 15.6 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"
dblink_close \- closes a cursor in a remote database
.SH "SYNOPSIS"
.sp
.nf
dblink_close(text cursorname [, bool fail_on_error]) returns text
dblink_close(text connname, text cursorname [, bool fail_on_error]) returns text
.fi
.SH "DESCRIPTION"
.PP
\fBdblink_close\fR
closes a cursor previously opened with
\fBdblink_open\fR\&.
.SH "ARGUMENTS"
.PP
\fIconnname\fR
.RS 4
Name of the connection to use; omit this parameter to use the unnamed connection\&.
.RE
.PP
\fIcursorname\fR
.RS 4
The name of the cursor to close\&.
.RE
.PP
\fIfail_on_error\fR
.RS 4
If true (the default when omitted) then an error thrown on the remote side of the connection causes an error to also be thrown locally\&. If false, the remote error is locally reported as a NOTICE, and the function\*(Aqs return value is set to
ERROR\&.
.RE
.SH "RETURN VALUE"
.PP
Returns status, either
OK
or
ERROR\&.
.SH "NOTES"
.PP
If
\fBdblink_open\fR
started an explicit transaction block, and this is the last remaining open cursor in this connection,
\fBdblink_close\fR
will issue the matching
\fBCOMMIT\fR\&.
.SH "EXAMPLES"
.sp
.if n \{\
.RS 4
.\}
.nf
SELECT dblink_connect(\*(Aqdbname=postgres options=\-csearch_path=\*(Aq);
 dblink_connect
\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-
 OK
(1 row)

SELECT dblink_open(\*(Aqfoo\*(Aq, \*(Aqselect proname, prosrc from pg_proc\*(Aq);
 dblink_open
\-\-\-\-\-\-\-\-\-\-\-\-\-
 OK
(1 row)

SELECT dblink_close(\*(Aqfoo\*(Aq);
 dblink_close
\-\-\-\-\-\-\-\-\-\-\-\-\-\-
 OK
(1 row)
.fi
.if n \{\
.RE
.\}