| 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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| 3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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| 4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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| 5 | %general-entities;
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| 6 |
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| 7 | <!ENTITY postgresql-download-http "http://ftp.postgresql.org/pub/source/v&postgresql-version;/postgresql-&postgresql-version;.tar.bz2">
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| 8 | <!ENTITY postgresql-download-ftp "ftp://ftp.postgresql.org/pub/source/v&postgresql-version;/postgresql-&postgresql-version;.tar.bz2">
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| 9 | <!ENTITY postgresql-md5sum "e97c3cc72bdf661441f29069299b260a">
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| 10 | <!ENTITY postgresql-size "19 MB">
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| 11 | <!ENTITY postgresql-buildsize "176 MB (add 32 MB for tests)">
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| 12 | <!ENTITY postgresql-time "0.6 SBU (with parallelism=4, add 0.1 SBU for tests)">
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| 13 | ]>
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| 14 |
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| 15 | <sect1 id="postgresql" xreflabel="PostgreSQL-&postgresql-version;">
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| 16 | <?dbhtml filename="postgresql.html"?>
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| 17 |
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| 18 | <sect1info>
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| 19 | <othername>$LastChangedBy$</othername>
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| 20 | <date>$Date$</date>
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| 21 | </sect1info>
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| 22 |
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| 23 | <title>PostgreSQL-&postgresql-version;</title>
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| 24 |
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| 25 | <indexterm zone="postgresql">
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| 26 | <primary sortas="a-PostgreSQL">PostgreSQL</primary>
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| 27 | </indexterm>
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| 28 |
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| 29 | <sect2 role="package">
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| 30 | <title>Introduction to PostgreSQL</title>
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| 31 |
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| 32 | <para><application>PostgreSQL</application> is an advanced
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| 33 | object-relational database management system (ORDBMS), derived
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| 34 | from the Berkeley Postgres database management system.</para>
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| 35 |
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| 36 | &lfs81_checked;
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| 37 |
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| 38 | <bridgehead renderas="sect3">Package Information</bridgehead>
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| 39 | <itemizedlist spacing="compact">
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| 40 | <listitem>
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| 41 | <para>Download (HTTP): <ulink url="&postgresql-download-http;"/></para>
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| 42 | </listitem>
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| 43 | <listitem>
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| 44 | <para>Download (FTP): <ulink url="&postgresql-download-ftp;"/></para>
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| 45 | </listitem>
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| 46 | <listitem>
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| 47 | <para>Download MD5 sum: &postgresql-md5sum;</para>
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| 48 | </listitem>
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| 49 | <listitem>
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| 50 | <para>Download size: &postgresql-size;</para>
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| 51 | </listitem>
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| 52 | <listitem>
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| 53 | <para>Estimated disk space required: &postgresql-buildsize;</para>
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| 54 | </listitem>
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| 55 | <listitem>
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| 56 | <para>Estimated build time: &postgresql-time;</para>
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| 57 | </listitem>
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| 58 | </itemizedlist>
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| 59 |
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| 60 | <bridgehead renderas="sect3">PostgreSQL Dependencies</bridgehead>
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| 61 |
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| 62 | <bridgehead renderas="sect4">Optional</bridgehead>
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| 63 | <para role="optional">
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| 64 | <xref linkend="python2"/>,
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| 65 | <xref linkend="tcl"/>,
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| 66 | <xref linkend="libxml2"/>,
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| 67 | <xref linkend="libxslt"/>,
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| 68 | <xref linkend="openldap"/>,
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| 69 | <xref linkend="linux-pam"/>,
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| 70 | <xref linkend="mitkrb"/> and
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| 71 | <ulink url="http://developer.apple.com/networking/bonjour/">Bonjour</ulink>
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| 72 | </para>
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| 73 |
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| 74 | <bridgehead renderas="sect4">Optional (To Regenerate Documentation)</bridgehead>
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| 75 | <para role="optional">
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| 76 | <xref linkend="sgml-dtd"/>,
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| 77 | <xref linkend="docbook-dsssl"/>,
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| 78 | <xref linkend="openjade"/>, and
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| 79 | <xref linkend="perl-sgmlspm"/>
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| 80 | </para>
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| 81 |
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| 82 | <para condition="html" role="usernotes">User Notes:
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| 83 | <ulink url="&blfs-wiki;/postgresql"/></para>
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| 84 |
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| 85 | </sect2>
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| 86 |
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| 87 | <sect2 role="installation">
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| 88 | <title>Installation of PostgreSQL</title>
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| 89 |
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| 90 | <para>
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| 91 | For enhanced security, it is better to have a dedicated group and user
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| 92 | for running the PostgreSQL server. First, issue as the
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| 93 | <systemitem class="username">root</systemitem> user:
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| 94 | </para>
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| 95 |
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| 96 | <screen role="root"><userinput>groupadd -g 41 postgres &&
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| 97 | useradd -c "PostgreSQL Server" -g postgres -d /srv/pgsql/data \
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| 98 | -u 41 postgres</userinput></screen>
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| 99 |
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| 100 | <para>Install <application>PostgreSQL</application> with the
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| 101 | following commands: </para>
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| 102 |
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| 103 | <screen><userinput>sed -i '/DEFAULT_PGSOCKET_DIR/s@/tmp@/run/postgresql@' src/include/pg_config_manual.h &&
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| 104 |
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| 105 | ./configure --prefix=/usr \
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| 106 | --enable-thread-safety \
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| 107 | --docdir=/usr/share/doc/postgresql-&postgresql-version; &&
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| 108 | make</userinput></screen>
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| 109 |
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| 110 | <para>There are a number of programs in the
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| 111 | <filename class="directory">contrib/</filename> directory. If you are going
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| 112 | to run this installation as a server and wish to build some of them, enter
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| 113 | <command>make -C contrib</command> or
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| 114 | <command>make -C contrib/<replaceable><SUBDIR-NAME></replaceable></command> for each subdirectory.
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| 115 | </para>
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| 116 |
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| 117 | <para>Tests must be run as an unprivileged user because they need to start a
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| 118 | temporary server and this is prevented as the root user. For the same reason,
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| 119 | you need to stop all PostgreSQL servers if any are running. If a previous
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| 120 | version of PostgreSQL is installed, it may be necessary to use
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| 121 | <command>--disable-rpath</command> with <command>configure</command> to
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| 122 | avoid failures, but <emphasis>installing the binaries created using this
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| 123 | switch is not recommended</emphasis>. To test the results, issue:
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| 124 | <command>make check</command>.</para>
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| 125 |
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| 126 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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| 127 |
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| 128 | <screen role="root"><userinput>make install &&
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| 129 | make install-docs</userinput></screen>
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| 130 |
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| 131 | <para>If you made any of the <filename class="directory">contrib/</filename>
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| 132 | programs, as the <systemitem class="username">root</systemitem> user:</para>
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| 133 |
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| 134 | <screen role="nodump/"><userinput>make -C contrib/<replaceable><SUBDIR-NAME></replaceable> install</userinput></screen>
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| 135 |
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| 136 | <para><emphasis>If you only intend to use
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| 137 | <application>PostgreSQL</application> as a client to connect to a server on
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| 138 | another machine, your installation is complete and you should not run the
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| 139 | remaining commands.</emphasis></para>
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| 140 |
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| 141 | <!-- 'Upgrading' seems to only ever exist in the docs for *previous* version -->
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| 142 | <!-- Obsolete: only if upgrading for versions prior to 9 <note>
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| 143 | <para>If you are upgrading an existing system and are going to install
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| 144 | the new files over the old ones, then you should back up your data, shut
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| 145 | down the old server and follow the instructions in <ulink
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| 146 | url="http://www.postgresql.org/docs/9.0/static/install-upgrading.html">the
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| 147 | official <application>PostgreSQL</application> documentation</ulink>.</para>
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| 148 | </note>-->
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| 149 |
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| 150 | <para>Initialize a database cluster with the following commands issued by the
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| 151 | <systemitem class="username">root</systemitem> user:</para>
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| 152 |
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| 153 | <screen role="root"><userinput>install -v -dm700 /srv/pgsql/data &&
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| 154 | install -v -dm755 /run/postgresql &&
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| 155 | chown -Rv postgres:postgres /srv/pgsql /run/postgresql</userinput></screen>
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| 156 |
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| 157 | <para>Now, initialize the database as the <systemitem
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| 158 | class="username">root</systemitem> user:</para>
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| 159 |
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| 160 | <screen role="root"><userinput>su - postgres -c '/usr/bin/initdb -D /srv/pgsql/data'</userinput></screen>
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| 161 |
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| 162 | </sect2>
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| 163 |
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| 164 | <sect2 role="commands">
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| 165 | <title>Command Explanations</title>
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| 166 |
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| 167 | <para>
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| 168 | <command>sed -i ...</command>: This sed changes server socket location
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| 169 | from <filename class="directory">/tmp</filename> to
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| 170 | <filename class="directory">/run/postgresql</filename><!-- and fix up the
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| 171 | regression tests to use <filename class="directory">/tmp</filename> so
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| 172 | that they can work reliably-->.
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| 173 | </para>
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| 174 |
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| 175 | <para><parameter>--docdir=/usr/share/doc/postgresql-&postgresql-version;</parameter>:
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| 176 | This switch puts the documentation in a versioned directory.</para>
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| 177 |
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| 178 | <para><parameter>--enable-thread-safety</parameter>: This switch makes the
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| 179 | client libraries thread-safe by allowing concurrent threads in
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| 180 | <filename class="libraryfile">libpq</filename> and ECPG programs to safely
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| 181 | control their private connection handles.</para>
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| 182 |
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| 183 | <para><option>--with-openssl</option>: builds the package with support for
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| 184 | <application>OpenSSL</application> encrypted connections.</para>
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| 185 |
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| 186 | <para><option>--with-perl</option>: builds the PL/Perl server-side language.
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| 187 | </para>
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| 188 |
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| 189 | <para><option>--with-python</option>: builds the PL/Python server-side
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| 190 | language. Add PYTHON=/usr/bin/python3 for Python3 support.</para>
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| 191 |
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| 192 | <para><option>--with-tcl</option>: builds the PL/Tcl server-side language.</para>
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| 193 |
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| 194 | </sect2>
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| 195 |
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| 196 | <sect2 role="configuration">
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| 197 | <title>Configuring PostgreSQL</title>
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| 198 |
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| 199 | <sect3 id="postgresql-config">
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| 200 | <title>Config Files</title>
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| 201 |
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| 202 | <para><filename>$PGDATA/pg_ident.con</filename>,
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| 203 | <filename>$PGDATA/pg_hba.conf</filename> and
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| 204 | <filename>$PGDATA/postgresql.conf</filename></para>
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| 205 |
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| 206 | <indexterm zone="postgresql postgresql-config">
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| 207 | <primary sortas="e-A.PGDATA-pg_ident.con">$PGDATA/pg_indent.con</primary>
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| 208 | </indexterm>
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| 209 |
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| 210 | <indexterm zone="postgresql postgresql-config">
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| 211 | <primary sortas="e-A.PGDATA-pg_hba.conf">$PGDATA/pg_hba_conf</primary>
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| 212 | </indexterm>
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| 213 |
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| 214 | <indexterm zone="postgresql postgresql-config">
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| 215 | <primary sortas="e-A.PGDATA-postgresql.conf">$PGDATA/postgresql.conf</primary>
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| 216 | </indexterm>
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| 217 |
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| 218 | <para>The <envar>PGDATA</envar> environment variable is used to
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| 219 | distinguish database clusters from one another by setting it to
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| 220 | the value of the directory which contains the cluster desired.
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| 221 | The three configuration files exist in every <filename
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| 222 | class="directory">PGDATA/</filename> directory. Details on the
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| 223 | format of the files and the options that can be set in each can
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| 224 | be found in <ulink
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| 225 | url="file:///usr/share/doc/postgresql-&postgresql-version;/html/index.html"/>.</para>
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| 226 |
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| 227 | </sect3>
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| 228 |
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| 229 | <sect3 id="postgresql-init">
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| 230 | <title><phrase revision="sysv">Boot Script</phrase>
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| 231 | <phrase revision="systemd">Systemd Unit</phrase></title>
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| 232 |
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| 233 | <para>Install the
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| 234 | <phrase revision="sysv"><filename>/etc/rc.d/init.d/postgresql</filename>
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| 235 | init script</phrase>
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| 236 | <phrase revision="systemd"><filename>postgresql.service</filename>
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| 237 | unit</phrase> included in the
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| 238 | <xref linkend="bootscripts" revision="sysv"/>
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| 239 | <xref linkend="systemd-units" revision="systemd"/> package.</para>
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| 240 |
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| 241 | <indexterm zone="postgresql postgresql-init">
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| 242 | <primary sortas="f-postgresql">postgresql</primary>
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| 243 | </indexterm>
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| 244 |
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| 245 | <screen role="root"><userinput>make install-postgresql</userinput></screen>
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| 246 |
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| 247 | </sect3>
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| 248 |
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| 249 | <sect3>
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| 250 | <title>Starting the PostgreSQL Server and Creating a Sample Database</title>
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| 251 |
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| 252 | <para>
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| 253 | The database server can be manually started with the following command
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| 254 | (as the <systemitem class="username">root</systemitem> user):
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| 255 | </para>
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| 256 |
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| 257 | <screen role="root"><userinput>su - postgres -c '/usr/bin/postgres -D /srv/pgsql/data > \
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| 258 | /srv/pgsql/data/logfile 2>&1 &'</userinput></screen>
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| 259 | <note>
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| 260 | <para>
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| 261 | If you are scripting this part, you should wait for the server to
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| 262 | start before going on, by adding for example
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| 263 | <command>sleep 2</command> after the above command.
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| 264 | </para>
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| 265 | </note>
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| 266 |
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| 267 | <para>
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| 268 | The instructions below show how to create a database, add a table to
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| 269 | it, insert some rows into the table and select them, to verify that the
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| 270 | installation is working properly. Still as user <systemitem
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| 271 | class="username">root</systemitem>, issue:
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| 272 | </para>
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| 273 |
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| 274 | <screen role="root"><userinput>su - postgres -c '/usr/bin/createdb test' &&
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| 275 | echo "create table t1 ( name varchar(20), state_province varchar(20) );" \
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| 276 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 277 | echo "insert into t1 values ('Billy', 'NewYork');" \
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| 278 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 279 | echo "insert into t1 values ('Evanidus', 'Quebec');" \
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| 280 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 281 | echo "insert into t1 values ('Jesse', 'Ontario');" \
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| 282 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 283 | echo "select * from t1;" | (su - postgres -c '/usr/bin/psql test')</userinput></screen>
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| 284 |
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| 285 | <para>
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| 286 | When you are done with testing, you can shut down the server, by issuing
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| 287 | as <systemitem class="username">root</systemitem>:
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| 288 | </para>
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| 289 |
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| 290 | <screen role="root"><userinput>su - postgres -c "/usr/bin/pg_ctl stop -D /srv/pgsql/data"</userinput></screen>
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| 291 |
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| 292 | </sect3>
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| 293 |
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| 294 | </sect2>
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| 295 |
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| 296 | <sect2 role="content">
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| 297 | <title>Contents</title>
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| 298 |
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| 299 | <segmentedlist>
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| 300 | <segtitle>Installed Programs</segtitle>
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| 301 | <segtitle>Installed Libraries</segtitle>
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| 302 | <segtitle>Installed Directories</segtitle>
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| 303 |
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| 304 | <seglistitem>
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| 305 | <seg>
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| 306 | clusterdb, createdb, createlang, createuser, dropdb, droplang,
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| 307 | dropuser, ecpg, initdb, pg_archivecleanup, pg_basebackup, pg_config,
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| 308 | pg_controldata, pg_ctl, pg_dump, pg_dumpall, pg_isready,
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| 309 | pg_receivexlog, pg_recvlogical, pg_resetxlog, pg_restore, pg_rewind,
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| 310 | pg_test_fsync, pg_test_timing, pg_upgrade, pg_xlogdump, pgbench,
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| 311 | postgres, postmaster (deprecated), psql, reindexdb, vacuumdb,
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| 312 | optionally, if Tcl support has been built, pltcl_delmod,
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| 313 | pltcl_listmod, pltcl_loadmod, and optionally (in contrib/) oid2name,
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| 314 | pg_standby, vacuumlo, and many others
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| 315 |
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| 316 | </seg>
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| 317 | <seg>
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| 318 | libecpg.{so,a}, libecpg_compat.{so,a}, libpgcommon.a, libpgport.a,
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| 319 | libpgtypes.{so,a}, libpq.{so,a}, various charset modules, and
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| 320 | optionally programming language modules under /usr/lib/postgresql
|
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| 321 | </seg>
|
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| 322 | <seg>
|
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| 323 | /usr/include/{libpq,postgresql},
|
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| 324 | /usr/lib/postgresql,
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| 325 | /usr/share/{doc/postgresql-&postgresql-version;,postgresql}, and
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| 326 | /srv/pgsql
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| 327 | </seg>
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| 328 | </seglistitem>
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| 329 | </segmentedlist>
|
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| 330 |
|
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| 331 | <variablelist>
|
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| 332 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
|
|---|
| 333 | <?dbfo list-presentation="list"?>
|
|---|
| 334 | <?dbhtml list-presentation="table"?>
|
|---|
| 335 |
|
|---|
| 336 | <varlistentry id="clusterdb">
|
|---|
| 337 | <term><command>clusterdb</command></term>
|
|---|
| 338 | <listitem>
|
|---|
| 339 | <para>is a utility for reclustering tables in a
|
|---|
| 340 | <application>PostgreSQL</application> database.</para>
|
|---|
| 341 | <indexterm zone="postgresql clusterdb">
|
|---|
| 342 | <primary sortas="b-clusterdb">clusterdb</primary>
|
|---|
| 343 | </indexterm>
|
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| 344 | </listitem>
|
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| 345 | </varlistentry>
|
|---|
| 346 |
|
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| 347 | <varlistentry id="createdb">
|
|---|
| 348 | <term><command>createdb</command></term>
|
|---|
| 349 | <listitem>
|
|---|
| 350 | <para> creates a new <application>PostgreSQL</application>
|
|---|
| 351 | database.</para>
|
|---|
| 352 | <indexterm zone="postgresql createdb">
|
|---|
| 353 | <primary sortas="b-createdb">createdb</primary>
|
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| 354 | </indexterm>
|
|---|
| 355 | </listitem>
|
|---|
| 356 | </varlistentry>
|
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| 357 |
|
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| 358 | <varlistentry id="createlang">
|
|---|
| 359 | <term><command>createlang</command></term>
|
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| 360 | <listitem>
|
|---|
| 361 | <para>defines a new <application>PostgreSQL</application> procedural
|
|---|
| 362 | language.</para>
|
|---|
| 363 | <indexterm zone="postgresql createlang">
|
|---|
| 364 | <primary sortas="b-createlang">createlang</primary>
|
|---|
| 365 | </indexterm>
|
|---|
| 366 | </listitem>
|
|---|
| 367 | </varlistentry>
|
|---|
| 368 |
|
|---|
| 369 | <varlistentry id="createuser">
|
|---|
| 370 | <term><command>createuser</command></term>
|
|---|
| 371 | <listitem>
|
|---|
| 372 | <para>defines a new <application>PostgreSQL</application>
|
|---|
| 373 | user account.</para>
|
|---|
| 374 | <indexterm zone="postgresql createuser">
|
|---|
| 375 | <primary sortas="b-createuser">createuser</primary>
|
|---|
| 376 | </indexterm>
|
|---|
| 377 | </listitem>
|
|---|
| 378 | </varlistentry>
|
|---|
| 379 |
|
|---|
| 380 | <varlistentry id="dropdb">
|
|---|
| 381 | <term><command>dropdb</command></term>
|
|---|
| 382 | <listitem>
|
|---|
| 383 | <para>removes a <application>PostgreSQL</application> database.</para>
|
|---|
| 384 | <indexterm zone="postgresql dropdb">
|
|---|
| 385 | <primary sortas="b-dropdb">dropdb</primary>
|
|---|
| 386 | </indexterm>
|
|---|
| 387 | </listitem>
|
|---|
| 388 | </varlistentry>
|
|---|
| 389 |
|
|---|
| 390 | <varlistentry id="droplang">
|
|---|
| 391 | <term><command>droplang</command></term>
|
|---|
| 392 | <listitem>
|
|---|
| 393 | <para>removes a <application>PostgreSQL</application> procedural
|
|---|
| 394 | language.</para>
|
|---|
| 395 | <indexterm zone="postgresql droplang">
|
|---|
| 396 | <primary sortas="b-droplang">droplang</primary>
|
|---|
| 397 | </indexterm>
|
|---|
| 398 | </listitem>
|
|---|
| 399 | </varlistentry>
|
|---|
| 400 |
|
|---|
| 401 | <varlistentry id="dropuser">
|
|---|
| 402 | <term><command>dropuser</command></term>
|
|---|
| 403 | <listitem>
|
|---|
| 404 | <para>removes a <application>PostgreSQL</application>
|
|---|
| 405 | user account.</para>
|
|---|
| 406 | <indexterm zone="postgresql dropuser">
|
|---|
| 407 | <primary sortas="b-dropuser">dropuser</primary>
|
|---|
| 408 | </indexterm>
|
|---|
| 409 | </listitem>
|
|---|
| 410 | </varlistentry>
|
|---|
| 411 |
|
|---|
| 412 | <varlistentry id="ecpg">
|
|---|
| 413 | <term><command>ecpg</command></term>
|
|---|
| 414 | <listitem>
|
|---|
| 415 | <para>is the embedded SQL preprocessor.</para>
|
|---|
| 416 | <indexterm zone="postgresql ecpg">
|
|---|
| 417 | <primary sortas="b-ecpg">ecpg</primary>
|
|---|
| 418 | </indexterm>
|
|---|
| 419 | </listitem>
|
|---|
| 420 | </varlistentry>
|
|---|
| 421 |
|
|---|
| 422 | <varlistentry id="initdb">
|
|---|
| 423 | <term><command>initdb</command></term>
|
|---|
| 424 | <listitem>
|
|---|
| 425 | <para>creates a new database cluster.</para>
|
|---|
| 426 | <indexterm zone="postgresql initdb">
|
|---|
| 427 | <primary sortas="b-initdb">initdb</primary>
|
|---|
| 428 | </indexterm>
|
|---|
| 429 | </listitem>
|
|---|
| 430 | </varlistentry>
|
|---|
| 431 |
|
|---|
| 432 | <varlistentry id="oid2name">
|
|---|
| 433 | <term><command>oid2name</command></term>
|
|---|
| 434 | <listitem>
|
|---|
| 435 | <para>resolves OIDs (Object IDs) and file nodes in a PostgreSQL data
|
|---|
| 436 | directory.</para>
|
|---|
| 437 | <indexterm zone="postgresql oid2name">
|
|---|
| 438 | <primary sortas="b-oid2name">oid2name</primary>
|
|---|
| 439 | </indexterm>
|
|---|
| 440 | </listitem>
|
|---|
| 441 | </varlistentry>
|
|---|
| 442 |
|
|---|
| 443 | <varlistentry id="pg_archivecleanup">
|
|---|
| 444 | <term><command>pg_archivecleanup</command></term>
|
|---|
| 445 | <listitem>
|
|---|
| 446 | <para>cleans up PostgreSQL WAL (write-ahead log) archive files.</para>
|
|---|
| 447 | <indexterm zone="postgresql pg_archivecleanup">
|
|---|
| 448 | <primary sortas="b-pg_archivecleanup">pg_archivecleanup</primary>
|
|---|
| 449 | </indexterm>
|
|---|
| 450 | </listitem>
|
|---|
| 451 | </varlistentry>
|
|---|
| 452 |
|
|---|
| 453 | <varlistentry id="pg_basebackup">
|
|---|
| 454 | <term><command>pg_basebackup</command></term>
|
|---|
| 455 | <listitem>
|
|---|
| 456 | <para>takes base backups of a running
|
|---|
| 457 | <application>PostgreSQL</application> cluster.</para>
|
|---|
| 458 | <indexterm zone="postgresql pg_basebackup">
|
|---|
| 459 | <primary sortas="b-pg_basebackup">pg_basebackup</primary>
|
|---|
| 460 | </indexterm>
|
|---|
| 461 | </listitem>
|
|---|
| 462 | </varlistentry>
|
|---|
| 463 |
|
|---|
| 464 | <varlistentry id="pg_config">
|
|---|
| 465 | <term><command>pg_config</command></term>
|
|---|
| 466 | <listitem>
|
|---|
| 467 | <para>retrieves <application>PostgreSQL</application> version
|
|---|
| 468 | information.</para>
|
|---|
| 469 | <indexterm zone="postgresql pg_config">
|
|---|
| 470 | <primary sortas="b-pg_config">pg_config</primary>
|
|---|
| 471 | </indexterm>
|
|---|
| 472 | </listitem>
|
|---|
| 473 | </varlistentry>
|
|---|
| 474 |
|
|---|
| 475 | <varlistentry id="pg_controldata">
|
|---|
| 476 | <term><command>pg_controldata</command></term>
|
|---|
| 477 | <listitem>
|
|---|
| 478 | <para>returns information initialized during
|
|---|
| 479 | <command>initdb</command>, such as the catalog version and server
|
|---|
| 480 | locale.</para>
|
|---|
| 481 | <indexterm zone="postgresql pg_controldata">
|
|---|
| 482 | <primary sortas="b-pg_controldata">pg_controldata</primary>
|
|---|
| 483 | </indexterm>
|
|---|
| 484 | </listitem>
|
|---|
| 485 | </varlistentry>
|
|---|
| 486 |
|
|---|
| 487 | <varlistentry id="pg_ctl">
|
|---|
| 488 | <term><command>pg_ctl</command></term>
|
|---|
| 489 | <listitem>
|
|---|
| 490 | <para>controls stopping and starting the database server.</para>
|
|---|
| 491 | <indexterm zone="postgresql pg_ctl">
|
|---|
| 492 | <primary sortas="b-pg_ctl">pg_ctl</primary>
|
|---|
| 493 | </indexterm>
|
|---|
| 494 | </listitem>
|
|---|
| 495 | </varlistentry>
|
|---|
| 496 |
|
|---|
| 497 | <varlistentry id="pg_dump">
|
|---|
| 498 | <term><command>pg_dump</command></term>
|
|---|
| 499 | <listitem>
|
|---|
| 500 | <para>dumps database data and metadata into scripts which are used
|
|---|
| 501 | to recreate the database.</para>
|
|---|
| 502 | <indexterm zone="postgresql pg_dump">
|
|---|
| 503 | <primary sortas="b-pg_dump">pg_dump</primary>
|
|---|
| 504 | </indexterm>
|
|---|
| 505 | </listitem>
|
|---|
| 506 | </varlistentry>
|
|---|
| 507 |
|
|---|
| 508 | <varlistentry id="pg_dumpall">
|
|---|
| 509 | <term><command>pg_dumpall</command></term>
|
|---|
| 510 | <listitem>
|
|---|
| 511 | <para>recursively calls <command>pg_dump</command> for each
|
|---|
| 512 | database in a cluster.</para>
|
|---|
| 513 | <indexterm zone="postgresql pg_dumpall">
|
|---|
| 514 | <primary sortas="b-pg_dumpall">pg_dumpall</primary>
|
|---|
| 515 | </indexterm>
|
|---|
| 516 | </listitem>
|
|---|
| 517 | </varlistentry>
|
|---|
| 518 |
|
|---|
| 519 | <varlistentry id="pg_isready">
|
|---|
| 520 | <term><command>pg_isready</command></term>
|
|---|
| 521 | <listitem>
|
|---|
| 522 | <para>check the connection status of a PostgreSQL server.</para>
|
|---|
| 523 | <indexterm zone="postgresql pg_isready">
|
|---|
| 524 | <primary sortas="b-pg_isready">pg_isready</primary>
|
|---|
| 525 | </indexterm>
|
|---|
| 526 | </listitem>
|
|---|
| 527 | </varlistentry>
|
|---|
| 528 |
|
|---|
| 529 | <varlistentry id="pg_receivexlog">
|
|---|
| 530 | <term><command>pg_receivexlog</command></term>
|
|---|
| 531 | <listitem>
|
|---|
| 532 | <para>
|
|---|
| 533 | is used to stream transaction log from a running
|
|---|
| 534 | PostgreSQL cluster.
|
|---|
| 535 | </para>
|
|---|
| 536 | <indexterm zone="postgresql pg_receivexlog">
|
|---|
| 537 | <primary sortas="b-pg_receivexlog">pg_receivexlog</primary>
|
|---|
| 538 | </indexterm>
|
|---|
| 539 | </listitem>
|
|---|
| 540 | </varlistentry>
|
|---|
| 541 |
|
|---|
| 542 | <varlistentry id="pg_recvlogical">
|
|---|
| 543 | <term><command>pg_recvlogical</command></term>
|
|---|
| 544 | <listitem>
|
|---|
| 545 | <para>controls PostgreSQL logical decoding streams.</para>
|
|---|
| 546 | <indexterm zone="postgresql pg_recvlogical">
|
|---|
| 547 | <primary sortas="b-pg_recvlogical">pg_recvlogical</primary>
|
|---|
| 548 | </indexterm>
|
|---|
| 549 | </listitem>
|
|---|
| 550 | </varlistentry>
|
|---|
| 551 |
|
|---|
| 552 | <varlistentry id="pg_resetxlog">
|
|---|
| 553 | <term><command>pg_resetxlog</command></term>
|
|---|
| 554 | <listitem>
|
|---|
| 555 | <para>clears the write-ahead log and optionally resets some
|
|---|
| 556 | fields in the <filename>pg_control</filename> file.</para>
|
|---|
| 557 | <indexterm zone="postgresql pg_resetxlog">
|
|---|
| 558 | <primary sortas="b-pg_resetxlog">pg_resetxlog</primary>
|
|---|
| 559 | </indexterm>
|
|---|
| 560 | </listitem>
|
|---|
| 561 | </varlistentry>
|
|---|
| 562 |
|
|---|
| 563 | <varlistentry id="pg_restore">
|
|---|
| 564 | <term><command>pg_restore</command></term>
|
|---|
| 565 | <listitem>
|
|---|
| 566 | <para>creates databases from dump files created by
|
|---|
| 567 | <command>pg_dump</command>.</para>
|
|---|
| 568 | <indexterm zone="postgresql pg_restore">
|
|---|
| 569 | <primary sortas="b-pg_restore">pg_restore</primary>
|
|---|
| 570 | </indexterm>
|
|---|
| 571 | </listitem>
|
|---|
| 572 | </varlistentry>
|
|---|
| 573 |
|
|---|
| 574 | <varlistentry id="pg_rewind">
|
|---|
| 575 | <term><command>pg_rewind</command></term>
|
|---|
| 576 | <listitem>
|
|---|
| 577 | <para>synchronizes a PostgreSQL data directory with another data
|
|---|
| 578 | directory that was forked from the first one.</para>
|
|---|
| 579 | <indexterm zone="postgresql pg_rewind">
|
|---|
| 580 | <primary sortas="b-pg_rewind">pg_rewind</primary>
|
|---|
| 581 | </indexterm>
|
|---|
| 582 | </listitem>
|
|---|
| 583 | </varlistentry>
|
|---|
| 584 |
|
|---|
| 585 | <varlistentry id="pg_standby">
|
|---|
| 586 | <term><command>pg_standby</command></term>
|
|---|
| 587 | <listitem>
|
|---|
| 588 | <para>supports the creation of a PostgreSQL warm standby
|
|---|
| 589 | server.</para>
|
|---|
| 590 | <indexterm zone="postgresql pg_standby">
|
|---|
| 591 | <primary sortas="b-pg_standby">pg_standby</primary>
|
|---|
| 592 | </indexterm>
|
|---|
| 593 | </listitem>
|
|---|
| 594 | </varlistentry>
|
|---|
| 595 |
|
|---|
| 596 | <varlistentry id="pg_test_fsync">
|
|---|
| 597 | <term><command>pg_test_fsync</command></term>
|
|---|
| 598 | <listitem>
|
|---|
| 599 | <para>determine fastest wal_sync method for PostgreSQL.</para>
|
|---|
| 600 | <indexterm zone="postgresql pg_test_fsync">
|
|---|
| 601 | <primary sortas="b-pg_test_fsync">pg_test_fsync</primary>
|
|---|
| 602 | </indexterm>
|
|---|
| 603 | </listitem>
|
|---|
| 604 | </varlistentry>
|
|---|
| 605 |
|
|---|
| 606 | <varlistentry id="pg_test_timing">
|
|---|
| 607 | <term><command>pg_test_timing</command></term>
|
|---|
| 608 | <listitem>
|
|---|
| 609 | <para>measure timing overhead.</para>
|
|---|
| 610 | <indexterm zone="postgresql pg_test_timing">
|
|---|
| 611 | <primary sortas="b-pg_test_timing">pg_test_timing</primary>
|
|---|
| 612 | </indexterm>
|
|---|
| 613 | </listitem>
|
|---|
| 614 | </varlistentry>
|
|---|
| 615 |
|
|---|
| 616 | <varlistentry id="pg_upgrade">
|
|---|
| 617 | <term><command>pg_upgrade</command></term>
|
|---|
| 618 | <listitem>
|
|---|
| 619 | <para>upgrade a PostgreSQL server instance.</para>
|
|---|
| 620 | <indexterm zone="postgresql pg_upgrade">
|
|---|
| 621 | <primary sortas="b-pg_upgrade">pg_upgrade</primary>
|
|---|
| 622 | </indexterm>
|
|---|
| 623 | </listitem>
|
|---|
| 624 | </varlistentry>
|
|---|
| 625 |
|
|---|
| 626 | <varlistentry id="pg_xlogdump">
|
|---|
| 627 | <term><command>pg_xlogdump</command></term>
|
|---|
| 628 | <listitem>
|
|---|
| 629 | <para>display a human-readable rendering of the write-ahead log of a
|
|---|
| 630 | PostgreSQL database cluster.</para>
|
|---|
| 631 | <indexterm zone="postgresql pg_xlogdump">
|
|---|
| 632 | <primary sortas="b-pg_xlogdump">pg_xlogdump</primary>
|
|---|
| 633 | </indexterm>
|
|---|
| 634 | </listitem>
|
|---|
| 635 | </varlistentry>
|
|---|
| 636 |
|
|---|
| 637 | <varlistentry id="pgbench">
|
|---|
| 638 | <term><command>pgbench</command></term>
|
|---|
| 639 | <listitem>
|
|---|
| 640 | <para>run a benchmark test on PostgreSQL.</para>
|
|---|
| 641 | <indexterm zone="postgresql pgbench">
|
|---|
| 642 | <primary sortas="b-pgbench">pgbench</primary>
|
|---|
| 643 | </indexterm>
|
|---|
| 644 | </listitem>
|
|---|
| 645 | </varlistentry>
|
|---|
| 646 |
|
|---|
| 647 | <varlistentry id="pltcl_delmod">
|
|---|
| 648 | <term><command>pltcl_delmod</command></term>
|
|---|
| 649 | <listitem>
|
|---|
| 650 | <para>is a support script used to delete a module from a
|
|---|
| 651 | PL/<application>Tcl</application> table. The command
|
|---|
| 652 | requires the <ulink
|
|---|
| 653 | url="http://flightaware.github.io/Pgtcl/">Pgtcl</ulink>
|
|---|
| 654 | package to be installed also.</para>
|
|---|
| 655 | <indexterm zone="postgresql pltcl_delmod">
|
|---|
| 656 | <primary sortas="b-pltcl_delmod">pltcl_delmod</primary>
|
|---|
| 657 | </indexterm>
|
|---|
| 658 | </listitem>
|
|---|
| 659 | </varlistentry>
|
|---|
| 660 |
|
|---|
| 661 | <varlistentry id="pltcl_listmod">
|
|---|
| 662 | <term><command>pltcl_listmod</command></term>
|
|---|
| 663 | <listitem>
|
|---|
| 664 | <para>is a support script used to list the modules in a
|
|---|
| 665 | PL/<application>Tcl</application> table. The command
|
|---|
| 666 | requires the <ulink
|
|---|
| 667 | url="http://gborg.postgresql.org/project/pgtcl/">Pgtcl</ulink>
|
|---|
| 668 | package to be installed also.</para>
|
|---|
| 669 | <indexterm zone="postgresql pltcl_listmod">
|
|---|
| 670 | <primary sortas="b-pltcl_listmod">pltcl_listmod</primary>
|
|---|
| 671 | </indexterm>
|
|---|
| 672 | </listitem>
|
|---|
| 673 | </varlistentry>
|
|---|
| 674 |
|
|---|
| 675 | <varlistentry id="pltcl_loadmod">
|
|---|
| 676 | <term><command>pltcl_loadmod</command></term>
|
|---|
| 677 | <listitem>
|
|---|
| 678 | <para>is a support script used to load a module into a
|
|---|
| 679 | PL/<application>Tcl</application> table. The command
|
|---|
| 680 | requires the <ulink
|
|---|
| 681 | url="http://gborg.postgresql.org/project/pgtcl/">Pgtcl</ulink>
|
|---|
| 682 | package to be installed also.</para>
|
|---|
| 683 | <indexterm zone="postgresql pltcl_loadmod">
|
|---|
| 684 | <primary sortas="b-pltcl_loadmod">pltcl_loadmod</primary>
|
|---|
| 685 | </indexterm>
|
|---|
| 686 | </listitem>
|
|---|
| 687 | </varlistentry>
|
|---|
| 688 |
|
|---|
| 689 | <varlistentry id="postgres">
|
|---|
| 690 | <term><command>postgres</command></term>
|
|---|
| 691 | <listitem>
|
|---|
| 692 | <para>is the PostgreSQL database server.</para>
|
|---|
| 693 | <indexterm zone="postgresql postgres">
|
|---|
| 694 | <primary sortas="b-postgres">postgres</primary>
|
|---|
| 695 | </indexterm>
|
|---|
| 696 | </listitem>
|
|---|
| 697 | </varlistentry>
|
|---|
| 698 |
|
|---|
| 699 | <varlistentry id="postmaster">
|
|---|
| 700 | <term><command>postmaster</command></term>
|
|---|
| 701 | <listitem>
|
|---|
| 702 | <para>(deprecated, a symlink to <command>postgres</command>) is a
|
|---|
| 703 | multi-user database daemon.</para>
|
|---|
| 704 | <indexterm zone="postgresql postmaster">
|
|---|
| 705 | <primary sortas="b-postmaster">postmaster</primary>
|
|---|
| 706 | </indexterm>
|
|---|
| 707 | </listitem>
|
|---|
| 708 | </varlistentry>
|
|---|
| 709 |
|
|---|
| 710 | <varlistentry id="psql">
|
|---|
| 711 | <term><command>psql</command></term>
|
|---|
| 712 | <listitem>
|
|---|
| 713 | <para>is a console based database shell.</para>
|
|---|
| 714 | <indexterm zone="postgresql psql">
|
|---|
| 715 | <primary sortas="b-psql">psql</primary>
|
|---|
| 716 | </indexterm>
|
|---|
| 717 | </listitem>
|
|---|
| 718 | </varlistentry>
|
|---|
| 719 |
|
|---|
| 720 | <varlistentry id="reindexdb">
|
|---|
| 721 | <term><command>reindexdb</command></term>
|
|---|
| 722 | <listitem>
|
|---|
| 723 | <para>is a utility for rebuilding indexes in a database.</para>
|
|---|
| 724 | <indexterm zone="postgresql reindexdb">
|
|---|
| 725 | <primary sortas="b-reindexdb">reindexdb</primary>
|
|---|
| 726 | </indexterm>
|
|---|
| 727 | </listitem>
|
|---|
| 728 | </varlistentry>
|
|---|
| 729 |
|
|---|
| 730 | <varlistentry id="vacuumdb">
|
|---|
| 731 | <term><command>vacuumdb</command></term>
|
|---|
| 732 | <listitem>
|
|---|
| 733 | <para>compacts databases and generates statistics for the query
|
|---|
| 734 | analyzer.</para>
|
|---|
| 735 | <indexterm zone="postgresql vacuumdb">
|
|---|
| 736 | <primary sortas="b-vacuumdb">vacuumdb</primary>
|
|---|
| 737 | </indexterm>
|
|---|
| 738 | </listitem>
|
|---|
| 739 | </varlistentry>
|
|---|
| 740 |
|
|---|
| 741 | <varlistentry id="vacuumlo">
|
|---|
| 742 | <term><command>vacuumlo</command></term>
|
|---|
| 743 | <listitem>
|
|---|
| 744 | <para>remove orphaned large objects from a PostgreSQL database.</para>
|
|---|
| 745 | <indexterm zone="postgresql vacuumlo">
|
|---|
| 746 | <primary sortas="b-vacuumlo">vacuumlo</primary>
|
|---|
| 747 | </indexterm>
|
|---|
| 748 | </listitem>
|
|---|
| 749 | </varlistentry>
|
|---|
| 750 |
|
|---|
| 751 | <varlistentry id="libecpg">
|
|---|
| 752 | <term><filename class='libraryfile'>libecpg.{so,a}</filename></term>
|
|---|
| 753 | <listitem>
|
|---|
| 754 | <para>contains functions to support embedded SQL in C programs.</para>
|
|---|
| 755 | <indexterm zone="postgresql libecpg">
|
|---|
| 756 | <primary sortas="c-libecpg">libecpg.{so,a}</primary>
|
|---|
| 757 | </indexterm>
|
|---|
| 758 | </listitem>
|
|---|
| 759 | </varlistentry>
|
|---|
| 760 |
|
|---|
| 761 | <varlistentry id="libecpg_compat">
|
|---|
| 762 | <term><filename class='libraryfile'>libecpg_compat.{so,a}</filename></term>
|
|---|
| 763 | <listitem>
|
|---|
| 764 | <para>is the ecpg compatibility library.</para>
|
|---|
| 765 | <indexterm zone="postgresql libecpg_compat">
|
|---|
| 766 | <primary sortas="c-libecpg_compat">libecpg_compat.{so,a}</primary>
|
|---|
| 767 | </indexterm>
|
|---|
| 768 | </listitem>
|
|---|
| 769 | </varlistentry>
|
|---|
| 770 |
|
|---|
| 771 | <varlistentry id="libgport">
|
|---|
| 772 | <term><filename class='libraryfile'>libgport.a</filename></term>
|
|---|
| 773 | <listitem>
|
|---|
| 774 | <para>is the port-specific subsystem of the Postgres backend.</para>
|
|---|
| 775 | <indexterm zone="postgresql libgport">
|
|---|
| 776 | <primary sortas="c-libgport">libgport.a</primary>
|
|---|
| 777 | </indexterm>
|
|---|
| 778 | </listitem>
|
|---|
| 779 | </varlistentry>
|
|---|
| 780 |
|
|---|
| 781 | <varlistentry id="libpgtypes">
|
|---|
| 782 | <term><filename class='libraryfile'>libpgtypes.{so,a}</filename></term>
|
|---|
| 783 | <listitem>
|
|---|
| 784 | <para>contains functions for dealing with Postgres data types.</para>
|
|---|
| 785 | <indexterm zone="postgresql libpgtypes">
|
|---|
| 786 | <primary sortas="c-libpgtypes">libpgtypes.{so,a}</primary>
|
|---|
| 787 | </indexterm>
|
|---|
| 788 | </listitem>
|
|---|
| 789 | </varlistentry>
|
|---|
| 790 |
|
|---|
| 791 | <varlistentry id="libpq">
|
|---|
| 792 | <term><filename class='libraryfile'>libpq.{so,a}</filename></term>
|
|---|
| 793 | <listitem>
|
|---|
| 794 | <para>is the C programmer's API to Postgres.</para>
|
|---|
| 795 | <indexterm zone="postgresql libpq">
|
|---|
| 796 | <primary sortas="c-libpq">libpq.{so,a}</primary>
|
|---|
| 797 | </indexterm>
|
|---|
| 798 | </listitem>
|
|---|
| 799 | </varlistentry>
|
|---|
| 800 |
|
|---|
| 801 | </variablelist>
|
|---|
| 802 |
|
|---|
| 803 | </sect2>
|
|---|
| 804 |
|
|---|
| 805 | </sect1>
|
|---|
