| 1 | <sect2>
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| 2 | <title>Installation of <application>Postgre<acronym>SQL</acronym></application></title>
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| 3 |
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| 4 | <para>Install <application>Postgre<acronym>SQL</acronym></application> with the following commands: </para>
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| 5 |
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| 6 | <screen><userinput><command>./configure --prefix=/usr &&
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| 7 | make &&
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| 8 | make install</command></userinput></screen>
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| 9 |
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| 10 | <note><para>If you are upgrading an existing system and are going to
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| 11 | install the new files over the old ones, then you should
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| 12 | back up your data, shut down the old server and follow the
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| 13 | instructions in <ulink
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| 14 | url="http://www.postgresql.org/docs/7.4/static/install-upgrading.html">the
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| 15 | official <application>Postgre<acronym>SQL</acronym></application>
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| 16 | documentation</ulink>.</para></note>
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| 17 |
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| 18 | <para>Initialize a database cluster with the following commands:</para>
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| 19 |
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| 20 | <screen><userinput><command>mkdir -p /var/pgsql/data &&
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| 21 | useradd -d /var/pgsql/data postgres &&
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| 22 | chown postgres /var/pgsql/data &&
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| 23 | su - postgres -c '/usr/bin/initdb -D /var/pgsql/data'</command></userinput></screen>
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| 24 |
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| 25 | <para>Start the database server with the following command:</para>
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| 26 |
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| 27 | <screen><userinput><command>su - postgres -c '/usr/bin/postmaster -D /var/pgsql/data > \
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| 28 | /var/pgsql/data/logfile 2>&1 &'</command></userinput></screen>
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| 29 |
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| 30 | <para>Now we can create a database and verify the installation:</para>
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| 31 |
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| 32 | <screen><userinput><command>su - postgres -c '/usr/bin/createdb test' &&
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| 33 | echo "create table t1 ( name varchar(20), state_province varchar(20) );" \
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| 34 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 35 | echo "insert into t1 values ('Billy', 'NewYork');" \
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| 36 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 37 | echo "insert into t1 values ('Evanidus', 'Quebec');" \
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| 38 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 39 | echo "insert into t1 values ('Jesse', 'Ontario');" \
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| 40 | | (su - postgres -c '/usr/bin/psql test ') &&
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| 41 | echo "select * from t1;" | (su - postgres -c '/usr/bin/psql test')</command></userinput></screen>
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| 42 |
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| 43 | </sect2>
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