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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 13:44:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 13:44:03 +0000 |
commit | 293913568e6a7a86fd1479e1cff8e2ecb58d6568 (patch) | |
tree | fc3b469a3ec5ab71b36ea97cc7aaddb838423a0c /doc/src/sgml/man3/dblink_send_query.3 | |
parent | Initial commit. (diff) | |
download | postgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.tar.xz postgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.zip |
Adding upstream version 16.2.upstream/16.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/src/sgml/man3/dblink_send_query.3')
-rw-r--r-- | doc/src/sgml/man3/dblink_send_query.3 | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/doc/src/sgml/man3/dblink_send_query.3 b/doc/src/sgml/man3/dblink_send_query.3 new file mode 100644 index 0000000..4d9beb2 --- /dev/null +++ b/doc/src/sgml/man3/dblink_send_query.3 @@ -0,0 +1,71 @@ +'\" t +.\" Title: dblink_send_query +.\" 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 "DBLINK_SEND_QUERY" "3" "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" +dblink_send_query \- sends an async query to a remote database +.SH "SYNOPSIS" +.sp +.nf +dblink_send_query(text connname, text sql) returns int +.fi +.SH "DESCRIPTION" +.PP +\fBdblink_send_query\fR +sends a query to be executed asynchronously, that is, without immediately waiting for the result\&. There must not be an async query already in progress on the connection\&. +.PP +After successfully dispatching an async query, completion status can be checked with +\fBdblink_is_busy\fR, and the results are ultimately collected with +\fBdblink_get_result\fR\&. It is also possible to attempt to cancel an active async query using +\fBdblink_cancel_query\fR\&. +.SH "ARGUMENTS" +.PP +\fIconnname\fR +.RS 4 +Name of the connection to use\&. +.RE +.PP +\fIsql\fR +.RS 4 +The SQL statement that you wish to execute in the remote database, for example +select * from pg_class\&. +.RE +.SH "RETURN VALUE" +.PP +Returns 1 if the query was successfully dispatched, 0 otherwise\&. +.SH "EXAMPLES" +.sp +.if n \{\ +.RS 4 +.\} +.nf +SELECT dblink_send_query(\*(Aqdtest1\*(Aq, \*(AqSELECT * FROM foo WHERE f1 < 3\*(Aq); +.fi +.if n \{\ +.RE +.\} |