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Commit450b47e

Browse files
author
Thomas G. Lockhart
committed
Add Y2K statement for intros.
Make sure notation section is included in most intros.
1 parent2931710 commit450b47e

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8 files changed

+144
-28
lines changed

8 files changed

+144
-28
lines changed

‎doc/src/sgml/admin.sgml‎

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<!entity info SYSTEM "info.sgml">
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<!entity legal SYSTEM "legal.sgml">
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<!entity notation SYSTEM "notation.sgml">
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<!entity y2k SYSTEM "y2k.sgml">
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<!entity intro-ag SYSTEM "intro-ag.sgml">
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<!entity install SYSTEM "install.sgml">

‎doc/src/sgml/intro-ag.sgml‎

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Foundation (<Acronym>NSF</Acronym>), and ESL, Inc.
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</Para>
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&info;
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&notation;
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&y2k;
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&legal;
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</Chapter>

‎doc/src/sgml/intro-pg.sgml‎

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<TITLE>Introduction</TITLE>
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<Para>
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This document is the programmer's manual for the
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<Ulink url="http://postgresql.org/"><ProductName>PostgreSQL</ProductName></Ulink>
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database management system, originally developed at the University
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of California at Berkeley.
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This document is the programmer's manual for the
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<Ulink url="http://postgresql.org/"><ProductName>PostgreSQL</ProductName></Ulink>
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database management system, originally developed at the University
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of California at Berkeley.
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<ProductName>PostgreSQL</ProductName> is based on
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<Ulink url="http://s2k-ftp.CS.Berkeley.EDU:8000/postgres/postgres.html">
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</Para>
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<Para>
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The first part of this manual
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explains the <ProductName>Postgres</ProductName>
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The first part of this manual
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explains the <ProductName>Postgres</ProductName>
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approach to extensibility and describe how
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users can extend <ProductName>Postgres</ProductName>
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users can extend <ProductName>Postgres</ProductName>
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by adding user-defined types,
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operators, aggregates, and both query language and programming
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operators, aggregates, and both query language and programming
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language functions.
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Afteran extremely brief
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overview of the <ProductName>Postgres</ProductName>rule system, we discuss
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the trigger and SPI interfaces.
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Aftera discussion of the <ProductName>Postgres</ProductName>
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rule system, we discuss
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the trigger and SPI interfaces.
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The manual concludes with a detailed description of
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the programming interfaces and
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support libraries for various languages.
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We assume proficiency with UNIX and C programming.
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</Para>
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&info;
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&notation;
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&y2k;
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&legal;
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</Chapter>

‎doc/src/sgml/intro.sgml‎

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&info;
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&notation;
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&y2k;
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</Chapter>

‎doc/src/sgml/notation.sgml‎

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<para>
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The
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<Productname>Postgres</Productname> <firstterm>super-user</firstterm>
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<Productname>Postgres</Productname> <firstterm>superuser</firstterm>
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is the user named <replaceable>postgres</replaceable>
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who owns the <Productname>Postgres</Productname>
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binaries and database files. As the databasesuper-user, all
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binaries and database files. As the databasesuperuser, all
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protection mechanisms may be bypassed and any data accessed
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arbitrarily.
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In addition, the <Productname>Postgres</Productname>super-user is allowed to execute
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In addition, the <Productname>Postgres</Productname>superuser is allowed to execute
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some support programs which are generally not available to all users.
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Note that the <Productname>Postgres</Productname>super-user is
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Note that the <Productname>Postgres</Productname>superuser is
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<emphasis>not</emphasis>
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the same as the Unix super-user (<literal>root</literal>),
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and should have a non-zero userid for security reasons.
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the same as the Unix superuser (which will be referred to as <firstterm>root</firstterm>).
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The superuser should have a non-zero user identifier (<firstterm>UID</firstterm>)
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for security reasons.
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<para>
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The
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<firstterm>databasebaseadministrator</firstterm>
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<firstterm>database administrator</firstterm>
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or <acronym>DBA</acronym>, is the person who is responsible for installing
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<Productname>Postgres</Productname> with mechanisms to
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enforce a security policy for a site. The DBA can add new users by
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<title>Notation</title>
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<para>
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<quote>...</quote> at the front of a file name is used to represent the
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path to the <Productname>Postgres</Productname> super-user's home directory.
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Anything in brackets
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<quote>[</quote> and <quote>]</quote>) is optional. Anything in braces
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(<quote>{</quote> and <quote>}</quote>) can be repeated 0 or more times.
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Parentheses (<quote>(</quote> and <quote>)</quote>) are used to group boolean
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<quote>...</quote> or <filename>/usr/local/pgsql/<filename>
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at the front of a file name is used to represent the
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path to the <Productname>Postgres</Productname> superuser's home directory.
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<para>
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In a command synopsis, brackets
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<quote>[</quote> and <quote>]</quote>) indicate an optional phrase or keyword.
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Anything in braces
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(<quote>{</quote> and <quote>}</quote>) and containing vertical bars (<quote>|</quote>)
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indicates that you must choose one.
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<para>
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In examples, parentheses (<quote>(</quote> and <quote>)</quote>) are used to group boolean
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expressions. <quote>|</quote> is the boolean operator OR.
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</sect1>
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<para>
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Examples will show commands executed from various accounts and programs.
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Commands executed from the root account will be preceeded with <quote>&gt;</quote>.
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Commands executed from the superuser account will be preceeded with <quote>$</quote>.
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<acronym>SQL</acronym> commands will be preceeded with <quote>=&gt;</quote>
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or will have no leading prompt.
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<note>
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<para>
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At the time of writing (<Productname>Postgres</Productname> v6.4) the notation for
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flagging commands is not universally consistant throughout the documentation set.
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Please report problems to
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<ulink url="mailto:docs@postgresql.org">the Documentation Mailing List</ulink>.
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</note>
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</sect1>

‎doc/src/sgml/postgres.sgml‎

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<!--
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$Header: /cvsroot/pgsql/doc/src/sgml/postgres.sgml,v 1.10 1998/10/21 05:31:52 thomas Exp $
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$Header: /cvsroot/pgsql/doc/src/sgml/postgres.sgml,v 1.11 1998/10/25 00:24:31 thomas Exp $
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Postgres integrated documentation.
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Other subset docs should be copied and shrunk from here.
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thomas 1998-02-23
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$Log: postgres.sgml,v $
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Revision 1.11 1998/10/25 00:24:31 thomas
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Add Y2K statement for intros.
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Make sure notation section is included in most intros.
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Revision 1.10 1998/10/21 05:31:52 thomas
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Include new information from Massimo. Rearrange ODBC docs.
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<!entity info SYSTEM "info.sgml">
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<!entity legal SYSTEM "legal.sgml">
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<!entity notation SYSTEM "notation.sgml">
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<!entity y2k SYSTEM "y2k.sgml">
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<!-- tutorial -->
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<!entity intro SYSTEM "intro.sgml">
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&intro-ag;
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&ports;
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&install;
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&runtime;
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&options;
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&start-ag;
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&recovery;

‎doc/src/sgml/programmer.sgml‎

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<!entity info SYSTEM "info.sgml">
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<!entity legal SYSTEM "legal.sgml">
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<!entity notation SYSTEM "notation.sgml">
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<!entity y2k SYSTEM "y2k.sgml">
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<!entity arch SYSTEM "arch.sgml">
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<!entity start SYSTEM "start.sgml">
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&xaggr;
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&rules;
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&xindex;
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&xplang;
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&gist;
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&dfunc;
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&ecpg;
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&odbc;
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&jdbc;
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&xplang;
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<!-- development -->
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&arch-dev;
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<!--
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The arch-dev chapter is current almost identical
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to the arch-pg chapter appearing earlier in the
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Programmer's Guide. If the Developer's Guide is
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split into a separate document the start using this
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again.
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- thomas 1998-10-23
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&arch-dev;
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-->
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&geqo;
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&protocol;
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&signals;

‎doc/src/sgml/y2k.sgml‎

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<sect1>
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<title>Y2K Statement</title>
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<para>
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<note>
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<title>Author</title>
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<para>
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Written by
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<ulink url="mailto:lockhart@alumni.caltech.edu">Thomas Lockhart</ulink>
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on 1998-10-22.
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</note>
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<para>
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The <productname>PostgreSQL</productname> Global Development Team provides
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the <productname>Postgres</productname> software code tree as a public service,
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without warranty and without liability for it's behavior or performance.
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However, at the time of writing:
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<itemizedlist>
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<listitem>
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<para>
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The author of this statement, a volunteer on the <productname>Postgres</productname>
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support team since November, 1996, is not aware of
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any problems in the <productname>Postgres</productname> code base related
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to time transitions around Jan 1, 2000 (Y2K).
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<listitem>
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<para>
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The author of this statement is not aware of any reports of Y2K problems
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uncovered in regression testing
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or in other field use of recent or current versions
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of <productname>Postgres</productname>. We might have expected
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to hear about problems if they existed, given the installed base and
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the active participation of users on the support mailing lists.
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<listitem>
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<para>
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To the best of the author's knowledge, the
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assumptions Postgres makes about dates specified with a two-digit year
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are documented in the current
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<ulink url="http://www.postgresql.org/docs/user/datatype.htm">User's Guide</ulink>
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in the chapter on data types.
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For two-digit years, the significant transition year is 1970, not 2000;
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i.e. <quote>70-01-01</quote> is interpreted as <quote>1970-01-01</quote>,
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whereas <quote>69-01-01</quote> is interpreted as <quote>2069-01-01</quote>.
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<listitem>
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<para>
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Any Y2K problems in the underlying OS related to obtaining "the
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current time" may propagate into apparent Y2K problems in
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<productname>Postgres</productname>.
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</itemizedlist>
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<para>
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Refer to
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<ulink url="http://www.gnu.org/software/year2000.html">The Gnu Project</ulink>
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and
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<ulink url="http://language.perl.com/news/y2k.html">The Perl Institute</ulink>
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for further discussion of Y2K issues, particularly
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as it relates to open source, no fee software.
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</sect1>

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