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Bunch of copy fitting and style sheet tweakage to get decent looking print
output (from pdfjadetex). Also updated instructions to install documentation processing toolchain.
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@@ -1,5 +1,5 @@
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<!--
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$Header: /cvsroot/pgsql/doc/src/sgml/ref/create_rule.sgml,v 1.27 2001/09/14 08:19:55 ishii Exp $
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$Header: /cvsroot/pgsql/doc/src/sgml/ref/create_rule.sgml,v 1.28 2001/10/09 18:46:00 petere Exp $
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Postgres documentation
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-->
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@@ -225,29 +225,25 @@ CREATE
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select command will cause <productname>Postgres</productname> to
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report an error because the query cycled too many times:
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<example>
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<title>Example of a circular rewrite rule combination:</title>
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<programlisting>
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<programlisting>
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CREATE RULE "_RETemp" AS
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ON SELECT TO emp
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DO INSTEAD
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SELECT * FROM toyemp;
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</programlisting>
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<programlisting>
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CREATE RULE "_RETtoyemp" AS
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ON SELECT TO toyemp
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DO INSTEAD
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SELECT * FROM emp;
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</programlisting>
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<para>
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</programlisting>
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This attempt to select from EMP will cause
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<productname>Postgres</productname> to issue an error
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because the queries cycled too many times:
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<programlisting>
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<programlisting>
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SELECT * FROM emp;
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</programlisting></para>
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</example>
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</programlisting>
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</para>
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<para>
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