source: server/databases/postgresql.xml@ e6d1a7d4

10.0 10.1 11.0 11.1 11.2 11.3 12.0 12.1 8.3 8.4 9.0 9.1 basic bdubbs/svn elogind kea ken/TL2024 ken/inkscape-core-mods ken/tuningfonts lazarus lxqt perl-modules plabs/newcss plabs/python-mods python3.11 qt5new rahul/power-profiles-daemon renodr/vulkan-addition trunk upgradedb xry111/intltool xry111/llvm18 xry111/soup3 xry111/test-20220226 xry111/xf86-video-removal
Last change on this file since e6d1a7d4 was e6d1a7d4, checked in by Thomas Trepl <thomas@…>, 6 years ago

Upgrade postgresql-10.3

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1<?xml version="1.0" encoding="ISO-8859-1"?>
2<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
3 "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
4 <!ENTITY % general-entities SYSTEM "../../general.ent">
5 %general-entities;
6
7 <!ENTITY postgresql-download-http "http://ftp.postgresql.org/pub/source/v&postgresql-version;/postgresql-&postgresql-version;.tar.bz2">
8 <!ENTITY postgresql-download-ftp "ftp://ftp.postgresql.org/pub/source/v&postgresql-version;/postgresql-&postgresql-version;.tar.bz2">
9 <!ENTITY postgresql-md5sum "506498796a314c549388cafb3d5c717a">
10 <!ENTITY postgresql-size "19 MB">
11 <!ENTITY postgresql-buildsize "177 MB (add 32 MB for tests)">
12 <!ENTITY postgresql-time "0.6 SBU (with parallelism=4, add 0.1 SBU for tests)">
13]>
14
15<sect1 id="postgresql" xreflabel="PostgreSQL-&postgresql-version;">
16 <?dbhtml filename="postgresql.html"?>
17
18 <sect1info>
19 <othername>$LastChangedBy$</othername>
20 <date>$Date$</date>
21 </sect1info>
22
23 <title>PostgreSQL-&postgresql-version;</title>
24
25 <indexterm zone="postgresql">
26 <primary sortas="a-PostgreSQL">PostgreSQL</primary>
27 </indexterm>
28
29 <sect2 role="package">
30 <title>Introduction to PostgreSQL</title>
31
32 <para><application>PostgreSQL</application> is an advanced
33 object-relational database management system (ORDBMS), derived
34 from the Berkeley Postgres database management system.</para>
35
36 &lfs82_checked;
37
38 <bridgehead renderas="sect3">Package Information</bridgehead>
39 <itemizedlist spacing="compact">
40 <listitem>
41 <para>Download (HTTP): <ulink url="&postgresql-download-http;"/></para>
42 </listitem>
43 <listitem>
44 <para>Download (FTP): <ulink url="&postgresql-download-ftp;"/></para>
45 </listitem>
46 <listitem>
47 <para>Download MD5 sum: &postgresql-md5sum;</para>
48 </listitem>
49 <listitem>
50 <para>Download size: &postgresql-size;</para>
51 </listitem>
52 <listitem>
53 <para>Estimated disk space required: &postgresql-buildsize;</para>
54 </listitem>
55 <listitem>
56 <para>Estimated build time: &postgresql-time;</para>
57 </listitem>
58 </itemizedlist>
59
60 <bridgehead renderas="sect3">PostgreSQL Dependencies</bridgehead>
61
62 <bridgehead renderas="sect4">Optional</bridgehead>
63 <para role="optional">
64 <xref linkend="python2"/>,
65 <xref linkend="tcl"/>,
66 <xref linkend="libxml2"/>,
67 <xref linkend="libxslt"/>,
68 <xref linkend="openldap"/>,
69 <xref linkend="linux-pam"/>,
70 <xref linkend="mitkrb"/> and
71 <ulink url="http://developer.apple.com/networking/bonjour/">Bonjour</ulink>
72 </para>
73
74 <bridgehead renderas="sect4">Optional (To Regenerate Documentation)</bridgehead>
75 <para role="optional">
76 <xref linkend="sgml-dtd"/>,
77 <xref linkend="docbook-dsssl"/>,
78 <xref linkend="openjade"/>, and
79 <xref linkend="perl-sgmlspm"/>
80 </para>
81
82 <para condition="html" role="usernotes">User Notes:
83 <ulink url="&blfs-wiki;/postgresql"/></para>
84
85 </sect2>
86
87 <sect2 role="installation">
88 <title>Installation of PostgreSQL</title>
89
90 <para>
91 For enhanced security, it is better to have a dedicated group and user
92 for running the PostgreSQL server. First, issue as the
93 <systemitem class="username">root</systemitem> user:
94 </para>
95
96<screen role="root"><userinput>groupadd -g 41 postgres &amp;&amp;
97useradd -c "PostgreSQL Server" -g postgres -d /srv/pgsql/data \
98 -u 41 postgres</userinput></screen>
99
100 <para>Install <application>PostgreSQL</application> with the
101 following commands: </para>
102
103<screen><userinput>sed -i '/DEFAULT_PGSOCKET_DIR/s@/tmp@/run/postgresql@' src/include/pg_config_manual.h &amp;&amp;
104
105./configure --prefix=/usr \
106 --enable-thread-safety \
107 --docdir=/usr/share/doc/postgresql-&postgresql-version; &amp;&amp;
108make</userinput></screen>
109
110 <para>There are a number of programs in the
111 <filename class="directory">contrib/</filename> directory. If you are going
112 to run this installation as a server and wish to build some of them, enter
113 <command>make -C contrib</command> or
114 <command>make -C contrib/<replaceable>&lt;SUBDIR-NAME&gt;</replaceable></command> for each subdirectory.
115 </para>
116
117 <para>Tests must be run as an unprivileged user because they need to start a
118 temporary server and this is prevented as the root user. For the same reason,
119 you need to stop all PostgreSQL servers if any are running. If a previous
120 version of PostgreSQL is installed, it may be necessary to use
121 <command>--disable-rpath</command> with <command>configure</command> to
122 avoid failures, but <emphasis>installing the binaries created using this
123 switch is not recommended</emphasis>. To test the results, issue:
124 <command>make check</command>.</para>
125
126 <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
127
128<screen role="root"><userinput>make install &amp;&amp;
129make install-docs</userinput></screen>
130
131 <para>If you made any of the <filename class="directory">contrib/</filename>
132 programs, as the <systemitem class="username">root</systemitem> user:</para>
133
134<screen role="nodump/"><userinput>make -C contrib/<replaceable>&lt;SUBDIR-NAME&gt;</replaceable> install</userinput></screen>
135
136 <para><emphasis>If you only intend to use
137 <application>PostgreSQL</application> as a client to connect to a server on
138 another machine, your installation is complete and you should not run the
139 remaining commands.</emphasis></para>
140
141 <!-- 'Upgrading' seems to only ever exist in the docs for *previous* version -->
142 <!-- Obsolete: only if upgrading for versions prior to 9 <note>
143 <para>If you are upgrading an existing system and are going to install
144 the new files over the old ones, then you should back up your data, shut
145 down the old server and follow the instructions in <ulink
146 url="http://www.postgresql.org/docs/9.0/static/install-upgrading.html">the
147 official <application>PostgreSQL</application> documentation</ulink>.</para>
148 </note>-->
149
150 <para>Initialize a database cluster with the following commands issued by the
151 <systemitem class="username">root</systemitem> user:</para>
152
153<screen role="root"><userinput>install -v -dm700 /srv/pgsql/data &amp;&amp;
154install -v -dm755 /run/postgresql &amp;&amp;
155chown -Rv postgres:postgres /srv/pgsql /run/postgresql</userinput></screen>
156
157 <para>Now, initialize the database as the <systemitem
158 class="username">root</systemitem> user:</para>
159
160<screen role="root"><userinput>su - postgres -c '/usr/bin/initdb -D /srv/pgsql/data'</userinput></screen>
161
162 </sect2>
163
164 <sect2 role="commands">
165 <title>Command Explanations</title>
166
167 <para>
168 <command>sed -i ...</command>: This sed changes server socket location
169 from <filename class="directory">/tmp</filename> to
170 <filename class="directory">/run/postgresql</filename><!-- and fix up the
171 regression tests to use <filename class="directory">/tmp</filename> so
172 that they can work reliably-->.
173 </para>
174
175 <para><parameter>--docdir=/usr/share/doc/postgresql-&postgresql-version;</parameter>:
176 This switch puts the documentation in a versioned directory.</para>
177
178 <para><parameter>--enable-thread-safety</parameter>: This switch makes the
179 client libraries thread-safe by allowing concurrent threads in
180 <filename class="libraryfile">libpq</filename> and ECPG programs to safely
181 control their private connection handles.</para>
182
183 <para><option>--with-openssl</option>: builds the package with support for
184 <application>OpenSSL</application> encrypted connections.</para>
185
186 <para><option>--with-perl</option>: builds the PL/Perl server-side language.
187 </para>
188
189 <para><option>--with-python</option>: builds the PL/Python server-side
190 language. Add PYTHON=/usr/bin/python2 for Python2 support, otherwise
191 Python3 is used by default.</para>
192
193 <para><option>--with-tcl</option>: builds the PL/Tcl server-side language.</para>
194
195 </sect2>
196
197 <sect2 role="configuration">
198 <title>Configuring PostgreSQL</title>
199
200 <sect3 id="postgresql-config">
201 <title>Config Files</title>
202
203 <para><filename>$PGDATA/pg_ident.con</filename>,
204 <filename>$PGDATA/pg_hba.conf</filename> and
205 <filename>$PGDATA/postgresql.conf</filename></para>
206
207 <indexterm zone="postgresql postgresql-config">
208 <primary sortas="e-A.PGDATA-pg_ident.con">$PGDATA/pg_indent.con</primary>
209 </indexterm>
210
211 <indexterm zone="postgresql postgresql-config">
212 <primary sortas="e-A.PGDATA-pg_hba.conf">$PGDATA/pg_hba_conf</primary>
213 </indexterm>
214
215 <indexterm zone="postgresql postgresql-config">
216 <primary sortas="e-A.PGDATA-postgresql.conf">$PGDATA/postgresql.conf</primary>
217 </indexterm>
218
219 <para>The <envar>PGDATA</envar> environment variable is used to
220 distinguish database clusters from one another by setting it to
221 the value of the directory which contains the cluster desired.
222 The three configuration files exist in every <filename
223 class="directory">PGDATA/</filename> directory. Details on the
224 format of the files and the options that can be set in each can
225 be found in <ulink
226 url="file:///usr/share/doc/postgresql-&postgresql-version;/html/index.html"/>.</para>
227
228 </sect3>
229
230 <sect3 id="postgresql-init">
231 <title><phrase revision="sysv">Boot Script</phrase>
232 <phrase revision="systemd">Systemd Unit</phrase></title>
233
234 <para>Install the
235 <phrase revision="sysv"><filename>/etc/rc.d/init.d/postgresql</filename>
236 init script</phrase>
237 <phrase revision="systemd"><filename>postgresql.service</filename>
238 unit</phrase> included in the
239 <xref linkend="bootscripts" revision="sysv"/>
240 <xref linkend="systemd-units" revision="systemd"/> package.</para>
241
242 <indexterm zone="postgresql postgresql-init">
243 <primary sortas="f-postgresql">postgresql</primary>
244 </indexterm>
245
246<screen role="root"><userinput>make install-postgresql</userinput></screen>
247
248 </sect3>
249
250 <sect3>
251 <title>Starting the PostgreSQL Server and Creating a Sample Database</title>
252
253 <para>
254 The database server can be manually started with the following command
255 (as the <systemitem class="username">root</systemitem> user):
256 </para>
257
258<screen role="root"><userinput>su - postgres -c '/usr/bin/postgres -D /srv/pgsql/data > \
259 /srv/pgsql/data/logfile 2&gt;&amp;1 &amp;'</userinput></screen>
260 <note>
261 <para>
262 If you are scripting this part, you should wait for the server to
263 start before going on, by adding for example
264 <command>sleep 2</command> after the above command.
265 </para>
266 </note>
267
268 <para>
269 The instructions below show how to create a database, add a table to
270 it, insert some rows into the table and select them, to verify that the
271 installation is working properly. Still as user <systemitem
272 class="username">root</systemitem>, issue:
273 </para>
274
275<screen role="root"><userinput>su - postgres -c '/usr/bin/createdb test' &amp;&amp;
276echo "create table t1 ( name varchar(20), state_province varchar(20) );" \
277 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
278echo "insert into t1 values ('Billy', 'NewYork');" \
279 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
280echo "insert into t1 values ('Evanidus', 'Quebec');" \
281 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
282echo "insert into t1 values ('Jesse', 'Ontario');" \
283 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
284echo "select * from t1;" | (su - postgres -c '/usr/bin/psql test')</userinput></screen>
285
286 <para>
287 When you are done with testing, you can shut down the server, by issuing
288 as <systemitem class="username">root</systemitem>:
289 </para>
290
291<screen role="root"><userinput>su - postgres -c "/usr/bin/pg_ctl stop -D /srv/pgsql/data"</userinput></screen>
292
293 </sect3>
294
295 </sect2>
296
297 <sect2 role="content">
298 <title>Contents</title>
299
300 <segmentedlist>
301 <segtitle>Installed Programs</segtitle>
302 <segtitle>Installed Libraries</segtitle>
303 <segtitle>Installed Directories</segtitle>
304
305 <seglistitem>
306 <seg>
307 clusterdb, createdb, createlang, createuser, dropdb, droplang,
308 dropuser, ecpg, initdb, pg_archivecleanup, pg_basebackup, pg_config,
309 pg_controldata, pg_ctl, pg_dump, pg_dumpall, pg_isready,
310 pg_receivexlog, pg_recvlogical, pg_resetxlog, pg_restore, pg_rewind,
311 pg_test_fsync, pg_test_timing, pg_upgrade, pg_xlogdump, pgbench,
312 postgres, postmaster (deprecated), psql, reindexdb, vacuumdb,
313 optionally, if Tcl support has been built, pltcl_delmod,
314 pltcl_listmod, pltcl_loadmod, and optionally (in contrib/) oid2name,
315 pg_standby, vacuumlo, and many others
316
317 </seg>
318 <seg>
319 libecpg.{so,a}, libecpg_compat.{so,a}, libpgcommon.a, libpgport.a,
320 libpgtypes.{so,a}, libpq.{so,a}, various charset modules, and
321 optionally programming language modules under /usr/lib/postgresql
322 </seg>
323 <seg>
324 /usr/include/{libpq,postgresql},
325 /usr/lib/postgresql,
326 /usr/share/{doc/postgresql-&postgresql-version;,postgresql}, and
327 /srv/pgsql
328 </seg>
329 </seglistitem>
330 </segmentedlist>
331
332 <variablelist>
333 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
334 <?dbfo list-presentation="list"?>
335 <?dbhtml list-presentation="table"?>
336
337 <varlistentry id="clusterdb">
338 <term><command>clusterdb</command></term>
339 <listitem>
340 <para>is a utility for reclustering tables in a
341 <application>PostgreSQL</application> database.</para>
342 <indexterm zone="postgresql clusterdb">
343 <primary sortas="b-clusterdb">clusterdb</primary>
344 </indexterm>
345 </listitem>
346 </varlistentry>
347
348 <varlistentry id="createdb">
349 <term><command>createdb</command></term>
350 <listitem>
351 <para> creates a new <application>PostgreSQL</application>
352 database.</para>
353 <indexterm zone="postgresql createdb">
354 <primary sortas="b-createdb">createdb</primary>
355 </indexterm>
356 </listitem>
357 </varlistentry>
358
359 <varlistentry id="createlang">
360 <term><command>createlang</command></term>
361 <listitem>
362 <para>defines a new <application>PostgreSQL</application> procedural
363 language.</para>
364 <indexterm zone="postgresql createlang">
365 <primary sortas="b-createlang">createlang</primary>
366 </indexterm>
367 </listitem>
368 </varlistentry>
369
370 <varlistentry id="createuser">
371 <term><command>createuser</command></term>
372 <listitem>
373 <para>defines a new <application>PostgreSQL</application>
374 user account.</para>
375 <indexterm zone="postgresql createuser">
376 <primary sortas="b-createuser">createuser</primary>
377 </indexterm>
378 </listitem>
379 </varlistentry>
380
381 <varlistentry id="dropdb">
382 <term><command>dropdb</command></term>
383 <listitem>
384 <para>removes a <application>PostgreSQL</application> database.</para>
385 <indexterm zone="postgresql dropdb">
386 <primary sortas="b-dropdb">dropdb</primary>
387 </indexterm>
388 </listitem>
389 </varlistentry>
390
391 <varlistentry id="droplang">
392 <term><command>droplang</command></term>
393 <listitem>
394 <para>removes a <application>PostgreSQL</application> procedural
395 language.</para>
396 <indexterm zone="postgresql droplang">
397 <primary sortas="b-droplang">droplang</primary>
398 </indexterm>
399 </listitem>
400 </varlistentry>
401
402 <varlistentry id="dropuser">
403 <term><command>dropuser</command></term>
404 <listitem>
405 <para>removes a <application>PostgreSQL</application>
406 user account.</para>
407 <indexterm zone="postgresql dropuser">
408 <primary sortas="b-dropuser">dropuser</primary>
409 </indexterm>
410 </listitem>
411 </varlistentry>
412
413 <varlistentry id="ecpg">
414 <term><command>ecpg</command></term>
415 <listitem>
416 <para>is the embedded SQL preprocessor.</para>
417 <indexterm zone="postgresql ecpg">
418 <primary sortas="b-ecpg">ecpg</primary>
419 </indexterm>
420 </listitem>
421 </varlistentry>
422
423 <varlistentry id="initdb">
424 <term><command>initdb</command></term>
425 <listitem>
426 <para>creates a new database cluster.</para>
427 <indexterm zone="postgresql initdb">
428 <primary sortas="b-initdb">initdb</primary>
429 </indexterm>
430 </listitem>
431 </varlistentry>
432
433 <varlistentry id="oid2name">
434 <term><command>oid2name</command></term>
435 <listitem>
436 <para>resolves OIDs (Object IDs) and file nodes in a PostgreSQL data
437 directory.</para>
438 <indexterm zone="postgresql oid2name">
439 <primary sortas="b-oid2name">oid2name</primary>
440 </indexterm>
441 </listitem>
442 </varlistentry>
443
444 <varlistentry id="pg_archivecleanup">
445 <term><command>pg_archivecleanup</command></term>
446 <listitem>
447 <para>cleans up PostgreSQL WAL (write-ahead log) archive files.</para>
448 <indexterm zone="postgresql pg_archivecleanup">
449 <primary sortas="b-pg_archivecleanup">pg_archivecleanup</primary>
450 </indexterm>
451 </listitem>
452 </varlistentry>
453
454 <varlistentry id="pg_basebackup">
455 <term><command>pg_basebackup</command></term>
456 <listitem>
457 <para>takes base backups of a running
458 <application>PostgreSQL</application> cluster.</para>
459 <indexterm zone="postgresql pg_basebackup">
460 <primary sortas="b-pg_basebackup">pg_basebackup</primary>
461 </indexterm>
462 </listitem>
463 </varlistentry>
464
465 <varlistentry id="pg_config">
466 <term><command>pg_config</command></term>
467 <listitem>
468 <para>retrieves <application>PostgreSQL</application> version
469 information.</para>
470 <indexterm zone="postgresql pg_config">
471 <primary sortas="b-pg_config">pg_config</primary>
472 </indexterm>
473 </listitem>
474 </varlistentry>
475
476 <varlistentry id="pg_controldata">
477 <term><command>pg_controldata</command></term>
478 <listitem>
479 <para>returns information initialized during
480 <command>initdb</command>, such as the catalog version and server
481 locale.</para>
482 <indexterm zone="postgresql pg_controldata">
483 <primary sortas="b-pg_controldata">pg_controldata</primary>
484 </indexterm>
485 </listitem>
486 </varlistentry>
487
488 <varlistentry id="pg_ctl">
489 <term><command>pg_ctl</command></term>
490 <listitem>
491 <para>controls stopping and starting the database server.</para>
492 <indexterm zone="postgresql pg_ctl">
493 <primary sortas="b-pg_ctl">pg_ctl</primary>
494 </indexterm>
495 </listitem>
496 </varlistentry>
497
498 <varlistentry id="pg_dump">
499 <term><command>pg_dump</command></term>
500 <listitem>
501 <para>dumps database data and metadata into scripts which are used
502 to recreate the database.</para>
503 <indexterm zone="postgresql pg_dump">
504 <primary sortas="b-pg_dump">pg_dump</primary>
505 </indexterm>
506 </listitem>
507 </varlistentry>
508
509 <varlistentry id="pg_dumpall">
510 <term><command>pg_dumpall</command></term>
511 <listitem>
512 <para>recursively calls <command>pg_dump</command> for each
513 database in a cluster.</para>
514 <indexterm zone="postgresql pg_dumpall">
515 <primary sortas="b-pg_dumpall">pg_dumpall</primary>
516 </indexterm>
517 </listitem>
518 </varlistentry>
519
520 <varlistentry id="pg_isready">
521 <term><command>pg_isready</command></term>
522 <listitem>
523 <para>check the connection status of a PostgreSQL server.</para>
524 <indexterm zone="postgresql pg_isready">
525 <primary sortas="b-pg_isready">pg_isready</primary>
526 </indexterm>
527 </listitem>
528 </varlistentry>
529
530 <varlistentry id="pg_receivexlog">
531 <term><command>pg_receivexlog</command></term>
532 <listitem>
533 <para>
534 is used to stream transaction log from a running
535 PostgreSQL cluster.
536 </para>
537 <indexterm zone="postgresql pg_receivexlog">
538 <primary sortas="b-pg_receivexlog">pg_receivexlog</primary>
539 </indexterm>
540 </listitem>
541 </varlistentry>
542
543 <varlistentry id="pg_recvlogical">
544 <term><command>pg_recvlogical</command></term>
545 <listitem>
546 <para>controls PostgreSQL logical decoding streams.</para>
547 <indexterm zone="postgresql pg_recvlogical">
548 <primary sortas="b-pg_recvlogical">pg_recvlogical</primary>
549 </indexterm>
550 </listitem>
551 </varlistentry>
552
553 <varlistentry id="pg_resetxlog">
554 <term><command>pg_resetxlog</command></term>
555 <listitem>
556 <para>clears the write-ahead log and optionally resets some
557 fields in the <filename>pg_control</filename> file.</para>
558 <indexterm zone="postgresql pg_resetxlog">
559 <primary sortas="b-pg_resetxlog">pg_resetxlog</primary>
560 </indexterm>
561 </listitem>
562 </varlistentry>
563
564 <varlistentry id="pg_restore">
565 <term><command>pg_restore</command></term>
566 <listitem>
567 <para>creates databases from dump files created by
568 <command>pg_dump</command>.</para>
569 <indexterm zone="postgresql pg_restore">
570 <primary sortas="b-pg_restore">pg_restore</primary>
571 </indexterm>
572 </listitem>
573 </varlistentry>
574
575 <varlistentry id="pg_rewind">
576 <term><command>pg_rewind</command></term>
577 <listitem>
578 <para>synchronizes a PostgreSQL data directory with another data
579 directory that was forked from the first one.</para>
580 <indexterm zone="postgresql pg_rewind">
581 <primary sortas="b-pg_rewind">pg_rewind</primary>
582 </indexterm>
583 </listitem>
584 </varlistentry>
585
586 <varlistentry id="pg_standby">
587 <term><command>pg_standby</command></term>
588 <listitem>
589 <para>supports the creation of a PostgreSQL warm standby
590 server.</para>
591 <indexterm zone="postgresql pg_standby">
592 <primary sortas="b-pg_standby">pg_standby</primary>
593 </indexterm>
594 </listitem>
595 </varlistentry>
596
597 <varlistentry id="pg_test_fsync">
598 <term><command>pg_test_fsync</command></term>
599 <listitem>
600 <para>determine fastest wal_sync method for PostgreSQL.</para>
601 <indexterm zone="postgresql pg_test_fsync">
602 <primary sortas="b-pg_test_fsync">pg_test_fsync</primary>
603 </indexterm>
604 </listitem>
605 </varlistentry>
606
607 <varlistentry id="pg_test_timing">
608 <term><command>pg_test_timing</command></term>
609 <listitem>
610 <para>measure timing overhead.</para>
611 <indexterm zone="postgresql pg_test_timing">
612 <primary sortas="b-pg_test_timing">pg_test_timing</primary>
613 </indexterm>
614 </listitem>
615 </varlistentry>
616
617 <varlistentry id="pg_upgrade">
618 <term><command>pg_upgrade</command></term>
619 <listitem>
620 <para>upgrade a PostgreSQL server instance.</para>
621 <indexterm zone="postgresql pg_upgrade">
622 <primary sortas="b-pg_upgrade">pg_upgrade</primary>
623 </indexterm>
624 </listitem>
625 </varlistentry>
626
627 <varlistentry id="pg_xlogdump">
628 <term><command>pg_xlogdump</command></term>
629 <listitem>
630 <para>display a human-readable rendering of the write-ahead log of a
631 PostgreSQL database cluster.</para>
632 <indexterm zone="postgresql pg_xlogdump">
633 <primary sortas="b-pg_xlogdump">pg_xlogdump</primary>
634 </indexterm>
635 </listitem>
636 </varlistentry>
637
638 <varlistentry id="pgbench">
639 <term><command>pgbench</command></term>
640 <listitem>
641 <para>run a benchmark test on PostgreSQL.</para>
642 <indexterm zone="postgresql pgbench">
643 <primary sortas="b-pgbench">pgbench</primary>
644 </indexterm>
645 </listitem>
646 </varlistentry>
647
648 <varlistentry id="pltcl_delmod">
649 <term><command>pltcl_delmod</command></term>
650 <listitem>
651 <para>is a support script used to delete a module from a
652 PL/<application>Tcl</application> table. The command
653 requires the <ulink
654 url="http://flightaware.github.io/Pgtcl/">Pgtcl</ulink>
655 package to be installed also.</para>
656 <indexterm zone="postgresql pltcl_delmod">
657 <primary sortas="b-pltcl_delmod">pltcl_delmod</primary>
658 </indexterm>
659 </listitem>
660 </varlistentry>
661
662 <varlistentry id="pltcl_listmod">
663 <term><command>pltcl_listmod</command></term>
664 <listitem>
665 <para>is a support script used to list the modules in a
666 PL/<application>Tcl</application> table. The command
667 requires the <ulink
668 url="http://gborg.postgresql.org/project/pgtcl/">Pgtcl</ulink>
669 package to be installed also.</para>
670 <indexterm zone="postgresql pltcl_listmod">
671 <primary sortas="b-pltcl_listmod">pltcl_listmod</primary>
672 </indexterm>
673 </listitem>
674 </varlistentry>
675
676 <varlistentry id="pltcl_loadmod">
677 <term><command>pltcl_loadmod</command></term>
678 <listitem>
679 <para>is a support script used to load a module into a
680 PL/<application>Tcl</application> table. The command
681 requires the <ulink
682 url="http://gborg.postgresql.org/project/pgtcl/">Pgtcl</ulink>
683 package to be installed also.</para>
684 <indexterm zone="postgresql pltcl_loadmod">
685 <primary sortas="b-pltcl_loadmod">pltcl_loadmod</primary>
686 </indexterm>
687 </listitem>
688 </varlistentry>
689
690 <varlistentry id="postgres">
691 <term><command>postgres</command></term>
692 <listitem>
693 <para>is the PostgreSQL database server.</para>
694 <indexterm zone="postgresql postgres">
695 <primary sortas="b-postgres">postgres</primary>
696 </indexterm>
697 </listitem>
698 </varlistentry>
699
700 <varlistentry id="postmaster">
701 <term><command>postmaster</command></term>
702 <listitem>
703 <para>(deprecated, a symlink to <command>postgres</command>) is a
704 multi-user database daemon.</para>
705 <indexterm zone="postgresql postmaster">
706 <primary sortas="b-postmaster">postmaster</primary>
707 </indexterm>
708 </listitem>
709 </varlistentry>
710
711 <varlistentry id="psql">
712 <term><command>psql</command></term>
713 <listitem>
714 <para>is a console based database shell.</para>
715 <indexterm zone="postgresql psql">
716 <primary sortas="b-psql">psql</primary>
717 </indexterm>
718 </listitem>
719 </varlistentry>
720
721 <varlistentry id="reindexdb">
722 <term><command>reindexdb</command></term>
723 <listitem>
724 <para>is a utility for rebuilding indexes in a database.</para>
725 <indexterm zone="postgresql reindexdb">
726 <primary sortas="b-reindexdb">reindexdb</primary>
727 </indexterm>
728 </listitem>
729 </varlistentry>
730
731 <varlistentry id="vacuumdb">
732 <term><command>vacuumdb</command></term>
733 <listitem>
734 <para>compacts databases and generates statistics for the query
735 analyzer.</para>
736 <indexterm zone="postgresql vacuumdb">
737 <primary sortas="b-vacuumdb">vacuumdb</primary>
738 </indexterm>
739 </listitem>
740 </varlistentry>
741
742 <varlistentry id="vacuumlo">
743 <term><command>vacuumlo</command></term>
744 <listitem>
745 <para>remove orphaned large objects from a PostgreSQL database.</para>
746 <indexterm zone="postgresql vacuumlo">
747 <primary sortas="b-vacuumlo">vacuumlo</primary>
748 </indexterm>
749 </listitem>
750 </varlistentry>
751
752 <varlistentry id="libecpg">
753 <term><filename class='libraryfile'>libecpg.{so,a}</filename></term>
754 <listitem>
755 <para>contains functions to support embedded SQL in C programs.</para>
756 <indexterm zone="postgresql libecpg">
757 <primary sortas="c-libecpg">libecpg.{so,a}</primary>
758 </indexterm>
759 </listitem>
760 </varlistentry>
761
762 <varlistentry id="libecpg_compat">
763 <term><filename class='libraryfile'>libecpg_compat.{so,a}</filename></term>
764 <listitem>
765 <para>is the ecpg compatibility library.</para>
766 <indexterm zone="postgresql libecpg_compat">
767 <primary sortas="c-libecpg_compat">libecpg_compat.{so,a}</primary>
768 </indexterm>
769 </listitem>
770 </varlistentry>
771
772 <varlistentry id="libgport">
773 <term><filename class='libraryfile'>libgport.a</filename></term>
774 <listitem>
775 <para>is the port-specific subsystem of the Postgres backend.</para>
776 <indexterm zone="postgresql libgport">
777 <primary sortas="c-libgport">libgport.a</primary>
778 </indexterm>
779 </listitem>
780 </varlistentry>
781
782 <varlistentry id="libpgtypes">
783 <term><filename class='libraryfile'>libpgtypes.{so,a}</filename></term>
784 <listitem>
785 <para>contains functions for dealing with Postgres data types.</para>
786 <indexterm zone="postgresql libpgtypes">
787 <primary sortas="c-libpgtypes">libpgtypes.{so,a}</primary>
788 </indexterm>
789 </listitem>
790 </varlistentry>
791
792 <varlistentry id="libpq">
793 <term><filename class='libraryfile'>libpq.{so,a}</filename></term>
794 <listitem>
795 <para>is the C programmer's API to Postgres.</para>
796 <indexterm zone="postgresql libpq">
797 <primary sortas="c-libpq">libpq.{so,a}</primary>
798 </indexterm>
799 </listitem>
800 </varlistentry>
801
802 </variablelist>
803
804 </sect2>
805
806</sect1>
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