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diff --git a/doc/src/sgml/man7/SHOW.7 b/doc/src/sgml/man7/SHOW.7 new file mode 100644 index 0000000..333bb49 --- /dev/null +++ b/doc/src/sgml/man7/SHOW.7 @@ -0,0 +1,167 @@ +'\" t +.\" Title: SHOW +.\" 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 "SHOW" "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" +SHOW \- show the value of a run\-time parameter +.SH "SYNOPSIS" +.sp +.nf +SHOW \fIname\fR +SHOW ALL +.fi +.SH "DESCRIPTION" +.PP +\fBSHOW\fR +will display the current setting of run\-time parameters\&. These variables can be set using the +\fBSET\fR +statement, by editing the +postgresql\&.conf +configuration file, through the +\fBPGOPTIONS\fR +environmental variable (when using +libpq +or a +libpq\-based application), or through command\-line flags when starting the +\fBpostgres\fR +server\&. See +Chapter\ \&20 +for details\&. +.SH "PARAMETERS" +.PP +\fIname\fR +.RS 4 +The name of a run\-time parameter\&. Available parameters are documented in +Chapter\ \&20 +and on the +\fBSET\fR(7) +reference page\&. In addition, there are a few parameters that can be shown but not set: +.PP +SERVER_VERSION +.RS 4 +Shows the server\*(Aqs version number\&. +.RE +.PP +SERVER_ENCODING +.RS 4 +Shows the server\-side character set encoding\&. At present, this parameter can be shown but not set, because the encoding is determined at database creation time\&. +.RE +.PP +LC_COLLATE +.RS 4 +Shows the database\*(Aqs locale setting for collation (text ordering)\&. At present, this parameter can be shown but not set, because the setting is determined at database creation time\&. +.RE +.PP +LC_CTYPE +.RS 4 +Shows the database\*(Aqs locale setting for character classification\&. At present, this parameter can be shown but not set, because the setting is determined at database creation time\&. +.RE +.PP +IS_SUPERUSER +.RS 4 +True if the current role has superuser privileges\&. +.RE +.RE +.PP +ALL +.RS 4 +Show the values of all configuration parameters, with descriptions\&. +.RE +.SH "NOTES" +.PP +The function +\fBcurrent_setting\fR +produces equivalent output; see +Section\ \&9.27.1\&. Also, the +pg_settings +system view produces the same information\&. +.SH "EXAMPLES" +.PP +Show the current setting of the parameter +\fIDateStyle\fR: +.sp +.if n \{\ +.RS 4 +.\} +.nf +SHOW DateStyle; + DateStyle +\-\-\-\-\-\-\-\-\-\-\- + ISO, MDY +(1 row) +.fi +.if n \{\ +.RE +.\} +.PP +Show the current setting of the parameter +\fIgeqo\fR: +.sp +.if n \{\ +.RS 4 +.\} +.nf +SHOW geqo; + geqo +\-\-\-\-\-\- + on +(1 row) +.fi +.if n \{\ +.RE +.\} +.PP +Show all settings: +.sp +.if n \{\ +.RS 4 +.\} +.nf +SHOW ALL; + name | setting | description +\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-+\-\-\-\-\-\-\-\-\-+\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\- + allow_system_table_mods | off | Allows modifications of the structure of \&.\&.\&. + \&. + \&. + \&. + xmloption | content | Sets whether XML data in implicit parsing \&.\&.\&. + zero_damaged_pages | off | Continues processing past damaged page headers\&. +(196 rows) +.fi +.if n \{\ +.RE +.\} +.SH "COMPATIBILITY" +.PP +The +\fBSHOW\fR +command is a +PostgreSQL +extension\&. +.SH "SEE ALSO" +\fBSET\fR(7), \fBRESET\fR(7) |