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Fix slightly confused description of debug options.
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<!--
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<!--
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$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.58 2001/03/24 00:24:26 tgl Exp $
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$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.59 2001/05/01 03:00:28 tgl Exp $
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-->
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-->
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<Chapter Id="runtime">
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<Chapter Id="runtime">
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@ -758,17 +758,20 @@ env PGOPTIONS='-c geqo=off' psql
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</varlistentry>
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</varlistentry>
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<varlistentry>
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<varlistentry>
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<term>DEBUG_PRINT_PARSE (<type>boolean</type>)</term>
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<term>DEBUG_PRINT_PLAN (<type>boolean</type>)</term>
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<term>DEBUG_PRINT_REWRITTEN (<type>boolean</type>)</term>
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<term>DEBUG_PRINT_QUERY (<type>boolean</type>)</term>
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<term>DEBUG_PRINT_QUERY (<type>boolean</type>)</term>
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<term>DEBUG_PRINT_PARSE (<type>boolean</type>)</term>
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<term>DEBUG_PRINT_REWRITTEN (<type>boolean</type>)</term>
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<term>DEBUG_PRINT_PLAN (<type>boolean</type>)</term>
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<term>DEBUG_PRETTY_PRINT (<type>boolean</type>)</term>
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<term>DEBUG_PRETTY_PRINT (<type>boolean</type>)</term>
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<listitem>
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<listitem>
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<para>
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<para>
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For any executed query, prints either the query, the parse
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These flags enable various debugging output to be sent to the
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tree, the execution plan, or the query rewriter output to the
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server log. For each executed query, prints either the query text,
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server log. <option>DEBUG_PRETTY_PRINT</option> selects are
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the resulting parse tree, the query rewriter output, or the execution
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nicer but longer output format.
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plan. <option>DEBUG_PRETTY_PRINT</option> indents these displays
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to produce a more readable but much longer output format.
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Setting <option>DEBUG_LEVEL</option> above zero implicitly turns
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on some of these flags.
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</para>
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</para>
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</listitem>
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</listitem>
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</varlistentry>
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</varlistentry>
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