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jconwayjconway
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Documentation update for previously committed changes: read-only GUC variables
and pg_settings view.
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‎doc/src/sgml/catalogs.sgml

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<!--
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Documentation of the system catalogs, directed toward PostgreSQL developers
3-
$PostgreSQL: pgsql/doc/src/sgml/catalogs.sgml,v 2.80 2003/11/29 19:51:36 pgsql Exp $
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$PostgreSQL: pgsql/doc/src/sgml/catalogs.sgml,v 2.81 2003/12/06 23:10:21 joe Exp $
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-->
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<chapter id="catalogs">
@@ -4050,6 +4050,24 @@
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<entry></entry>
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<entry>current value of the parameter</entry>
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</row>
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<row>
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<entry><structfield>category</structfield></entry>
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<entry><type>text</type></entry>
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<entry></entry>
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<entry>logical group of the parameter</entry>
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</row>
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<row>
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<entry><structfield>short_desc</structfield></entry>
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<entry><type>text</type></entry>
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<entry></entry>
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<entry>a brief description of the parameter</entry>
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</row>
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<row>
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<entry><structfield>extra_desc</structfield></entry>
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<entry><type>text</type></entry>
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<entry></entry>
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<entry>additional, more detailed, information about the parameter</entry>
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</row>
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<row>
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<entry><structfield>context</structfield></entry>
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<entry><type>text</type></entry>

‎doc/src/sgml/runtime.sgml

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<!--
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$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.225 2003/12/04 21:24:56 petere Exp $
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$PostgreSQL: pgsql/doc/src/sgml/runtime.sgml,v 1.226 2003/12/06 23:10:23 joe Exp $
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-->
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<Chapter Id="runtime">
@@ -2517,6 +2517,81 @@ dynamic_library_path = '/usr/local/lib/postgresql:/home/my_project/lib:$libdir'
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</sect3>
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</sect2>
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<sect2 id="runtime-config-compiler">
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<title>Compiled-in Options</title>
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<para>
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The following options are available read-only, and are determined
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at source code compile time. As such, they have been excluded from the
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sample <filename>postgresql.conf</> file. They determine various aspects
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of <productname>PostgreSQL</productname> behavior that may be of interest
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to certain applications, particularly administrative front-ends.
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</para>
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<variablelist>
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<varlistentry>
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<term><varname>block_size</varname> (<type>integer</type>)</term>
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<listitem>
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<para>
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Shows the size of a disk block. It is determined by the value
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of <literal>BLCKSZ</> when building the server. The default
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value is 8192 bytes. The <varname>shared_buffers</varname> setting is
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influenced by <varname>block_size</varname>. See
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<xref linkend="runtime-config-resource"> for information.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>integer_datetimes</varname> (<type>boolean</type>)</term>
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<listitem>
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<para>
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Shows <literal>on</literal> if <productname>PostgreSQL</productname>
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was built with support for 64-bit integer dates and times. It is
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set by configuring with <literal>--enable-integer-datetimes</literal>.
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The default value is <literal>off</literal>.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>max_function_args</varname> (<type>integer</type>)</term>
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<listitem>
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<para>
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Shows the maximum number of function arguments. It is determined by
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the value of <literal>FUNC_MAX_ARGS</> when building the server. The
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default value is 32.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>max_identifier_length</varname> (<type>integer</type>)</term>
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<listitem>
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<para>
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Shows the maximum identifier length. It is determined as one less than
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the value of <literal>NAMEDATALEN</> when building the server. The
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default value of NAMEDATALEN is 64; therefore the default
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<varname>max_identifier_length</varname> is 63.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>max_index_keys</varname> (<type>integer</type>)</term>
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<listitem>
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<para>
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Shows the maximum number of index keys. It is determined by
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the value of <literal>INDEX_MAX_KEYS</> when building the server. The
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default value is 32.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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<sect2 id="runtime-config-developer">
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<title>Developer Options</title>
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