source: server/databases/postgresql.xml@ 85c61ee

10.0 10.1 11.0 11.1 11.2 11.3 12.0 12.1 7.10 7.4 7.5 7.6 7.6-blfs 7.6-systemd 7.7 7.8 7.9 8.0 8.1 8.2 8.3 8.4 9.0 9.1 basic bdubbs/svn elogind gnome kde5-13430 kde5-14269 kde5-14686 kea ken/TL2024 ken/inkscape-core-mods ken/tuningfonts krejzi/svn lazarus lxqt nosym perl-modules plabs/newcss plabs/python-mods python3.11 qt5new rahul/power-profiles-daemon renodr/vulkan-addition systemd-11177 systemd-13485 trunk upgradedb xry111/intltool xry111/llvm18 xry111/soup3 xry111/test-20220226 xry111/xf86-video-removal
Last change on this file since 85c61ee was e0cafc9, checked in by Bruce Dubbs <bdubbs@…>, 12 years ago

Update to PostgreSQL-9.2.0

git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@10709 af4574ff-66df-0310-9fd7-8a98e5e911e0
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File size: 23.1 KB
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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://gd.tuwien.ac.at/db/postgresql/source/v&postgresql-version;/postgresql-&postgresql-version;.tar.bz2">
8 <!ENTITY postgresql-download-ftp "ftp://ftp5.us.postgresql.org/pub/PostgreSQL/source/v&postgresql-version;/postgresql-&postgresql-version;.tar.bz2">
9 <!ENTITY postgresql-md5sum "8c4c32a4abe8cf61b02c8366181ede50">
10 <!ENTITY postgresql-size "15.4 MB">
11 <!ENTITY postgresql-buildsize "331 MB (additional 143 MB to run the testsuite)">
12 <!ENTITY postgresql-time "1.7 SBU (additional 0.1 SBU to run the testsuite)">
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 <para>There may be a more recent release available from the
37 <application>PostgreSQL</application> home page. You can check
38 <ulink url="http://www.postgresql.org/"/> and probably use the
39 existing BLFS instructions. Note that versions other than the one shown
40 in the download URLs have not been tested in a BLFS environment.</para>
41
42 &lfs72_checked;
43
44 <bridgehead renderas="sect3">Package Information</bridgehead>
45 <itemizedlist spacing="compact">
46 <listitem>
47 <para>Download (HTTP): <ulink url="&postgresql-download-http;"/></para>
48 </listitem>
49 <listitem>
50 <para>Download (FTP): <ulink url="&postgresql-download-ftp;"/></para>
51 </listitem>
52 <listitem>
53 <para>Download MD5 sum: &postgresql-md5sum;</para>
54 </listitem>
55 <listitem>
56 <para>Download size: &postgresql-size;</para>
57 </listitem>
58 <listitem>
59 <para>Estimated disk space required: &postgresql-buildsize;</para>
60 </listitem>
61 <listitem>
62 <para>Estimated build time: &postgresql-time;</para>
63 </listitem>
64 </itemizedlist>
65
66 <bridgehead renderas="sect3">PostgreSQL Dependencies</bridgehead>
67
68 <bridgehead renderas="sect4">Optional</bridgehead>
69 <para role="optional"><xref linkend="python2"/>,
70 <xref linkend="tcl"/>,
71 <xref linkend="openssl"/>,
72 <xref linkend="libxml2"/>,
73 <xref linkend="libxslt"/>,
74 <xref linkend="openldap"/>,
75 <xref linkend="linux-pam"/>,
76 <!-- link is dead, no other suitable GSSAPI links found
77 <ulink url="http://www.pdc.kth.se/kth-krb/">krb4</ulink>, -->
78 <xref linkend="mitkrb"/> and
79 <ulink url="http://developer.apple.com/networking/bonjour/">Bonjour</ulink></para>
80
81 <bridgehead renderas="sect4">Optional (To Regenerate Documentation)</bridgehead>
82 <para role="optional"><xref linkend="sgml-dtd"/>,
83 <xref linkend="docbook-dsssl"/>,
84 <xref linkend="openjade"/>, and
85 <xref linkend="perl-sgmlspm"/></para>
86
87 <para condition="html" role="usernotes">User Notes:
88 <ulink url="&blfs-wiki;/postgresql"/></para>
89
90 </sect2>
91
92 <sect2 role="installation">
93 <title>Installation of PostgreSQL</title>
94
95 <para>Install <application>PostgreSQL</application> with the
96 following commands: </para>
97
98 <!-- commented : regeneration is unnecessary, and we don't tell people the
99 command to do it.
100 <para>If you intend to regenerate the html documentation, issue the
101 following command:</para>
102<screen><userinput>sed -i "s|dsssl-stylesheets|&amp; \\\\\n sgml/docbook/&amp;-&docbook-dsssl-version;|" \
103 configure</userinput></screen>-->
104
105 <para>Now configure and build the package:</para>
106
107<screen><userinput>./configure --prefix=/usr \
108 --enable-thread-safety \
109 --docdir=/usr/share/doc/postgresql-&postgresql-version; &amp;&amp;
110make</userinput></screen>
111
112 <para>To test the results, issue: <command>make check</command>.</para>
113
114 <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
115
116<screen role="root"><userinput>make install &amp;&amp;
117make install-docs &amp;&amp;
118chown -v root:root /usr/share/doc/postgresql-&postgresql-version;/html/*</userinput></screen>
119
120 <!-- 'Upgrading' seems to only ever exist in the docs for *previous* version -->
121 <note>
122 <para>If you are upgrading an existing system and are going to install
123 the new files over the old ones, then you should back up your data, shut
124 down the old server and follow the instructions in <ulink
125 url="http://www.postgresql.org/docs/9.0/static/install-upgrading.html">the
126 official <application>PostgreSQL</application> documentation</ulink>.</para>
127 </note>
128
129 <para>Initialize a database cluster with the following commands issued by the
130 <systemitem class="username">root</systemitem> user:</para>
131
132<screen role="root"><userinput>install -v -m700 -d /srv/pgsql/data &amp;&amp;
133groupadd -g 41 postgres &amp;&amp;
134useradd -c "PostgreSQL Server" -g postgres -d /srv/pgsql/data \
135 -u 41 postgres &amp;&amp;
136chown -v postgres /srv/pgsql/data &amp;&amp;
137su - postgres -c '/usr/bin/initdb -D /srv/pgsql/data'</userinput></screen>
138
139 <para>As the <systemitem class="username">root</systemitem> user, start the
140 database server with the following command:</para>
141
142<screen role="root"><userinput>su - postgres -c '/usr/bin/postmaster -D /srv/pgsql/data > \
143 /srv/pgsql/data/logfile 2&gt;&amp;1 &amp;'</userinput></screen>
144
145 <para>Still as user <systemitem class="username">root</systemitem>, create
146 a database and verify the installation:</para>
147
148<screen role="root"><userinput>su - postgres -c '/usr/bin/createdb test' &amp;&amp;
149echo "create table t1 ( name varchar(20), state_province varchar(20) );" \
150 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
151echo "insert into t1 values ('Billy', 'NewYork');" \
152 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
153echo "insert into t1 values ('Evanidus', 'Quebec');" \
154 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
155echo "insert into t1 values ('Jesse', 'Ontario');" \
156 | (su - postgres -c '/usr/bin/psql test ') &amp;&amp;
157echo "select * from t1;" | (su - postgres -c '/usr/bin/psql test')</userinput></screen>
158
159 </sect2>
160
161 <sect2 role="commands">
162 <title>Command Explanations</title>
163
164 <!-- commented : regeneration is unnecessary, and we don't tell people the
165 command to do it.
166 <para><command>sed -i "s|dsssl-stylesheets|..."</command>: This command
167 puts an extra line in the <command>configure</command> script so that the
168 BLFS installed version of the DSSSL stylesheets are discovered.</para> -->
169
170 <para><parameter>--docdir=/usr/share/doc/postgresql-&postgresql-version;</parameter>:
171 This switch puts the documentation in a versioned directory.</para>
172
173 <para><parameter>--enable-thread-safety</parameter>: This switch makes the
174 client libraries thread-safe by allowing concurrent threads in
175 <filename class='libraryfile'>libpq</filename> and ECPG programs to safely
176 control their private connection handles.</para>
177
178 <para><option>--with-openssl</option>: build with support for
179 <application>OpenSSL</application> encrypted connections.</para>
180
181 <para><option>--with-perl</option>: build the PL/Perl server-side language.
182 </para>
183
184 <para><option>--with-python</option>: build the PL/Python server-side
185 language.</para>
186
187 <para><option>--with-tcl</option>: build the PL/Tcl server-side language.</para>
188
189 <para><command>chown -v root:root /usr/share/doc/postgresql-&postgresql-version;/html/*</command>:
190 This command corrects the improper ownership of documentation files.</para>
191
192 <para><command>groupadd ...</command>; <command>useradd ...</command>:
193 These commands add an unprivileged user and group to run the database
194 server.</para>
195
196 <para><command>createdb test; create table t1; insert into t1 values...;
197 select * from t1</command>: Create a database, add a table to it, insert
198 some rows into the table and select them to verify that the installation
199 is working properly.</para>
200
201 </sect2>
202
203 <sect2 role="configuration">
204 <title>Configuring PostgreSQL</title>
205
206 <sect3 id="postgresql-config">
207 <title>Config Files</title>
208
209 <para><filename>$PGDATA/pg_ident.con</filename>,
210 <filename>$PGDATA/pg_hba.conf</filename> and
211 <filename>$PGDATA/postgresql.conf</filename></para>
212
213 <indexterm zone="postgresql postgresql-config">
214 <primary sortas="e-A.PGDATA-pg_ident.con">$PGDATA/pg_indent.con</primary>
215 </indexterm>
216
217 <indexterm zone="postgresql postgresql-config">
218 <primary sortas="e-A.PGDATA-pg_hba.conf">$PGDATA/pg_hba_conf</primary>
219 </indexterm>
220
221 <indexterm zone="postgresql postgresql-config">
222 <primary sortas="e-A.PGDATA-postgresql.conf">$PGDATA/postgresql.conf</primary>
223 </indexterm>
224
225 <para>The <envar>PGDATA</envar> environment variable is used to
226 distinguish database clusters from one another by setting it to
227 the value of the directory which contains the cluster desired.
228 The three configuration files exist in every <filename
229 class="directory">PGDATA/</filename> directory. Details on the
230 format of the files and the options that can be set in each can
231 be found in <ulink
232 url="file:///usr/share/doc/postgresql-&postgresql-version;/html/index.html"/>.</para>
233
234 </sect3>
235
236 <sect3 id="postgresql-init">
237 <title>Boot Script</title>
238
239 <para>Install the <filename>/etc/rc.d/init.d/postgresql</filename>
240 init script included in the
241 <xref linkend="bootscripts"/> package.</para>
242
243 <indexterm zone="postgresql postgresql-init">
244 <primary sortas="f-postgresql">postgresql</primary>
245 </indexterm>
246
247<screen role="root"><userinput>make install-postgresql</userinput></screen>
248
249 </sect3>
250
251 </sect2>
252
253 <sect2 role="content">
254 <title>Contents</title>
255
256 <segmentedlist>
257 <segtitle>Installed Programs</segtitle>
258 <segtitle>Installed Libraries</segtitle>
259 <segtitle>Installed Directories</segtitle>
260
261 <seglistitem>
262 <seg>clusterdb, createdb, createlang, createuser, dropdb, droplang,
263 dropuser, ecpg, initdb, pg_basebackup, pg_config, pg_controldata, pg_ctl,
264 pg_dump, pg_dumpall, pg_resetxlog, pg_restore, pltcl_delmod,
265 pltcl_listmod, pltcl_loadmod, postgres, postmaster, psql,
266 reindexdb, and vacuumdb</seg>
267 <seg>libecpg.{so,a}, libecpg_compat.{so,a}, libpgport.a, libpgtypes.{so,a},
268 libpq.{so,a}, and various charset (and optionally, programming language)
269 modules.</seg>
270 <seg>/srv/pgsql, /usr/include/libpq, /usr/include/postgresql,
271 /usr/lib/postgresql, /usr/share/doc/postgresql-&postgresql-version;, and
272 /usr/share/postgresql</seg>
273 </seglistitem>
274 </segmentedlist>
275
276 <variablelist>
277 <bridgehead renderas="sect3">Short Descriptions</bridgehead>
278 <?dbfo list-presentation="list"?>
279 <?dbhtml list-presentation="table"?>
280
281 <varlistentry id="clusterdb">
282 <term><command>clusterdb</command></term>
283 <listitem>
284 <para>is a utility for reclustering tables in a
285 <application>PostgreSQL</application> database.</para>
286 <indexterm zone="postgresql clusterdb">
287 <primary sortas="b-clusterdb">clusterdb</primary>
288 </indexterm>
289 </listitem>
290 </varlistentry>
291
292 <varlistentry id="createdb">
293 <term><command>createdb</command></term>
294 <listitem>
295 <para> creates a new <application>PostgreSQL</application>
296 database.</para>
297 <indexterm zone="postgresql createdb">
298 <primary sortas="b-createdb">createdb</primary>
299 </indexterm>
300 </listitem>
301 </varlistentry>
302
303 <varlistentry id="createlang">
304 <term><command>createlang</command></term>
305 <listitem>
306 <para>defines a new <application>PostgreSQL</application> procedural
307 language.</para>
308 <indexterm zone="postgresql createlang">
309 <primary sortas="b-createlang">createlang</primary>
310 </indexterm>
311 </listitem>
312 </varlistentry>
313
314 <varlistentry id="createuser">
315 <term><command>createuser</command></term>
316 <listitem>
317 <para>defines a new <application>PostgreSQL</application>
318 user account.</para>
319 <indexterm zone="postgresql createuser">
320 <primary sortas="b-createuser">createuser</primary>
321 </indexterm>
322 </listitem>
323 </varlistentry>
324
325 <varlistentry id="dropdb">
326 <term><command>dropdb</command></term>
327 <listitem>
328 <para>removes a <application>PostgreSQL</application> database.</para>
329 <indexterm zone="postgresql dropdb">
330 <primary sortas="b-dropdb">dropdb</primary>
331 </indexterm>
332 </listitem>
333 </varlistentry>
334
335 <varlistentry id="droplang">
336 <term><command>droplang</command></term>
337 <listitem>
338 <para>removes a <application>PostgreSQL</application> procedural
339 language.</para>
340 <indexterm zone="postgresql droplang">
341 <primary sortas="b-droplang">droplang</primary>
342 </indexterm>
343 </listitem>
344 </varlistentry>
345
346 <varlistentry id="dropuser">
347 <term><command>dropuser</command></term>
348 <listitem>
349 <para>removes a <application>PostgreSQL</application>
350 user account.</para>
351 <indexterm zone="postgresql dropuser">
352 <primary sortas="b-dropuser">dropuser</primary>
353 </indexterm>
354 </listitem>
355 </varlistentry>
356
357 <varlistentry id="ecpg">
358 <term><command>ecpg</command></term>
359 <listitem>
360 <para>is the embedded SQL preprocessor.</para>
361 <indexterm zone="postgresql ecpg">
362 <primary sortas="b-ecpg">ecpg</primary>
363 </indexterm>
364 </listitem>
365 </varlistentry>
366
367 <varlistentry id="initdb">
368 <term><command>initdb</command></term>
369 <listitem>
370 <para>creates a new database cluster.</para>
371 <indexterm zone="postgresql initdb">
372 <primary sortas="b-initdb">initdb</primary>
373 </indexterm>
374 </listitem>
375 </varlistentry>
376
377 <varlistentry id="pg_basebackup">
378 <term><command>pg_basebackup</command></term>
379 <listitem>
380 <para>takes base backups of a running
381 <application>PostgreSQL</application> cluster.</para>
382 <indexterm zone="postgresql pg_basebackup">
383 <primary sortas="b-pg_basebackup">pg_basebackup</primary>
384 </indexterm>
385 </listitem>
386 </varlistentry>
387
388 <varlistentry id="pg_config">
389 <term><command>pg_config</command></term>
390 <listitem>
391 <para>retrieves <application>PostgreSQL</application> version
392 information.</para>
393 <indexterm zone="postgresql pg_config">
394 <primary sortas="b-pg_config">pg_config</primary>
395 </indexterm>
396 </listitem>
397 </varlistentry>
398
399 <varlistentry id="pg_controldata">
400 <term><command>pg_controldata</command></term>
401 <listitem>
402 <para>returns information initialized during
403 <command>initdb</command>, such as the catalog version and server
404 locale.</para>
405 <indexterm zone="postgresql pg_controldata">
406 <primary sortas="b-pg_controldata">pg_controldata</primary>
407 </indexterm>
408 </listitem>
409 </varlistentry>
410
411 <varlistentry id="pg_ctl">
412 <term><command>pg_ctl</command></term>
413 <listitem>
414 <para>controls stopping and starting the database server.</para>
415 <indexterm zone="postgresql pg_ctl">
416 <primary sortas="b-pg_ctl">pg_ctl</primary>
417 </indexterm>
418 </listitem>
419 </varlistentry>
420
421 <varlistentry id="pg_dump">
422 <term><command>pg_dump</command></term>
423 <listitem>
424 <para>dumps database data and metadata into scripts which are used
425 to recreate the database.</para>
426 <indexterm zone="postgresql pg_dump">
427 <primary sortas="b-pg_dump">pg_dump</primary>
428 </indexterm>
429 </listitem>
430 </varlistentry>
431
432 <varlistentry id="pg_dumpall">
433 <term><command>pg_dumpall</command></term>
434 <listitem>
435 <para>recursively calls <command>pg_dump</command> for each
436 database in a cluster.</para>
437 <indexterm zone="postgresql pg_dumpall">
438 <primary sortas="b-pg_dumpall">pg_dumpall</primary>
439 </indexterm>
440 </listitem>
441 </varlistentry>
442
443 <varlistentry id="pg_resetxlog">
444 <term><command>pg_resetxlog</command></term>
445 <listitem>
446 <para>clears the write-ahead log and optionally resets some
447 fields in the <filename>pg_control</filename> file.</para>
448 <indexterm zone="postgresql pg_resetxlog">
449 <primary sortas="b-pg_resetxlog">pg_resetxlog</primary>
450 </indexterm>
451 </listitem>
452 </varlistentry>
453
454 <varlistentry id="pg_restore">
455 <term><command>pg_restore</command></term>
456 <listitem>
457 <para>creates databases from dump files created by
458 <command>pg_dump</command>.</para>
459 <indexterm zone="postgresql pg_restore">
460 <primary sortas="b-pg_restore">pg_restore</primary>
461 </indexterm>
462 </listitem>
463 </varlistentry>
464
465 <varlistentry id="pltcl_delmod">
466 <term><command>pltcl_delmod</command></term>
467 <listitem>
468 <para>is a support script used to delete a module from a
469 PL/<application>Tcl</application> table. The command
470 requires the <ulink
471 url="http://gborg.postgresql.org/project/pgtcl/">Pgtcl</ulink>
472 package to be installed also.</para>
473 <indexterm zone="postgresql pltcl_delmod">
474 <primary sortas="b-pltcl_delmod">pltcl_delmod</primary>
475 </indexterm>
476 </listitem>
477 </varlistentry>
478
479 <varlistentry id="pltcl_listmod">
480 <term><command>pltcl_listmod</command></term>
481 <listitem>
482 <para>is a support script used to list the modules in a
483 PL/<application>Tcl</application> table. The command
484 requires the <ulink
485 url="http://gborg.postgresql.org/project/pgtcl/">Pgtcl</ulink>
486 package to be installed also.</para>
487 <indexterm zone="postgresql pltcl_listmod">
488 <primary sortas="b-pltcl_listmod">pltcl_listmod</primary>
489 </indexterm>
490 </listitem>
491 </varlistentry>
492
493 <varlistentry id="pltcl_loadmod">
494 <term><command>pltcl_loadmod</command></term>
495 <listitem>
496 <para>is a support script used to load a module into a
497 PL/<application>Tcl</application> table. The command
498 requires the <ulink
499 url="http://gborg.postgresql.org/project/pgtcl/">Pgtcl</ulink>
500 package to be installed also.</para>
501 <indexterm zone="postgresql pltcl_loadmod">
502 <primary sortas="b-pltcl_loadmod">pltcl_loadmod</primary>
503 </indexterm>
504 </listitem>
505 </varlistentry>
506
507 <varlistentry id="postgres">
508 <term><command>postgres</command></term>
509 <listitem>
510 <para>is a single user database server, generally used for
511 debugging.</para>
512 <indexterm zone="postgresql postgres">
513 <primary sortas="b-postgres">postgres</primary>
514 </indexterm>
515 </listitem>
516 </varlistentry>
517
518 <varlistentry id="postmaster">
519 <term><command>postmaster</command></term>
520 <listitem>
521 <para>(a symlink to <command>postgres</command>) is a multi-user
522 database daemon.</para>
523 <indexterm zone="postgresql postmaster">
524 <primary sortas="b-postmaster">postmaster</primary>
525 </indexterm>
526 </listitem>
527 </varlistentry>
528
529 <varlistentry id="psql">
530 <term><command>psql</command></term>
531 <listitem>
532 <para>is a console based database shell.</para>
533 <indexterm zone="postgresql psql">
534 <primary sortas="b-psql">psql</primary>
535 </indexterm>
536 </listitem>
537 </varlistentry>
538
539 <varlistentry id="reindexdb">
540 <term><command>reindexdb</command></term>
541 <listitem>
542 <para>is a utility for rebuilding indexes in a database.</para>
543 <indexterm zone="postgresql reindexdb">
544 <primary sortas="b-reindexdb">reindexdb</primary>
545 </indexterm>
546 </listitem>
547 </varlistentry>
548
549 <varlistentry id="vacuumdb">
550 <term><command>vacuumdb</command></term>
551 <listitem>
552 <para>compacts databases and generates statistics for the query
553 analyzer.</para>
554 <indexterm zone="postgresql vacuumdb">
555 <primary sortas="b-vacuumdb">vacuumdb</primary>
556 </indexterm>
557 </listitem>
558 </varlistentry>
559
560 <varlistentry id="libecpg">
561 <term><filename class='libraryfile'>libecpg.{so,a}</filename></term>
562 <listitem>
563 <para>contains functions to support embedded SQL in C programs.</para>
564 <indexterm zone="postgresql libecpg">
565 <primary sortas="c-libecpg">libecpg.{so,a}</primary>
566 </indexterm>
567 </listitem>
568 </varlistentry>
569
570 <varlistentry id="libecpg_compat">
571 <term><filename class='libraryfile'>libecpg_compat.{so,a}</filename></term>
572 <listitem>
573 <para>is the ecpg compatability library.</para>
574 <indexterm zone="postgresql libecpg_compat">
575 <primary sortas="c-libecpg_compat">libecpg_compat.{so,a}</primary>
576 </indexterm>
577 </listitem>
578 </varlistentry>
579
580 <varlistentry id="libgport">
581 <term><filename class='libraryfile'>libgport.a</filename></term>
582 <listitem>
583 <para>is the port-specific subsystem of the Postgres backend.</para>
584 <indexterm zone="postgresql libgport">
585 <primary sortas="c-libgport">libgport.a</primary>
586 </indexterm>
587 </listitem>
588 </varlistentry>
589
590 <varlistentry id="libpgtypes">
591 <term><filename class='libraryfile'>libpgtypes.{so,a}</filename></term>
592 <listitem>
593 <para>contains functions for dealing with Postgres data types.</para>
594 <indexterm zone="postgresql libpgtypes">
595 <primary sortas="c-libpgtypes">libpgtypes.{so,a}</primary>
596 </indexterm>
597 </listitem>
598 </varlistentry>
599
600 <varlistentry id="libpq">
601 <term><filename class='libraryfile'>libpq.{so,a}</filename></term>
602 <listitem>
603 <para>is the C programmer's API to Postgres.</para>
604 <indexterm zone="postgresql libpq">
605 <primary sortas="c-libpq">libpq.{so,a}</primary>
606 </indexterm>
607 </listitem>
608 </varlistentry>
609
610 </variablelist>
611
612 </sect2>
613
614</sect1>
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