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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:19:15 +0000 |
| commit | 6eb9c5a5657d1fe77b55cc261450f3538d35a94d (patch) | |
| tree | 657d8194422a5daccecfd42d654b8a245ef7b4c8 /doc/src/sgml/man7/CHECKPOINT.7 | |
| parent | Initial commit. (diff) | |
| download | postgresql-13-upstream.tar.xz postgresql-13-upstream.zip | |
Adding upstream version 13.4.upstream/13.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/src/sgml/man7/CHECKPOINT.7')
| -rw-r--r-- | doc/src/sgml/man7/CHECKPOINT.7 | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/doc/src/sgml/man7/CHECKPOINT.7 b/doc/src/sgml/man7/CHECKPOINT.7 new file mode 100644 index 0000000..ba18980 --- /dev/null +++ b/doc/src/sgml/man7/CHECKPOINT.7 @@ -0,0 +1,63 @@ +'\" t +.\" Title: CHECKPOINT +.\" Author: The PostgreSQL Global Development Group +.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/> +.\" Date: 2021 +.\" Manual: PostgreSQL 13.4 Documentation +.\" Source: PostgreSQL 13.4 +.\" Language: English +.\" +.TH "CHECKPOINT" "7" "2021" "PostgreSQL 13.4" "PostgreSQL 13.4 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" +CHECKPOINT \- force a write\-ahead log checkpoint +.SH "SYNOPSIS" +.sp +.nf +CHECKPOINT +.fi +.SH "DESCRIPTION" +.PP +A checkpoint is a point in the write\-ahead log sequence at which all data files have been updated to reflect the information in the log\&. All data files will be flushed to disk\&. Refer to +Section\ \&29.4 +for more details about what happens during a checkpoint\&. +.PP +The +\fBCHECKPOINT\fR +command forces an immediate checkpoint when the command is issued, without waiting for a regular checkpoint scheduled by the system (controlled by the settings in +Section\ \&19.5.2)\&. +\fBCHECKPOINT\fR +is not intended for use during normal operation\&. +.PP +If executed during recovery, the +\fBCHECKPOINT\fR +command will force a restartpoint (see +Section\ \&29.4) rather than writing a new checkpoint\&. +.PP +Only superusers can call +\fBCHECKPOINT\fR\&. +.SH "COMPATIBILITY" +.PP +The +\fBCHECKPOINT\fR +command is a +PostgreSQL +language extension\&. |