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Clean up markup to be more correct. 

From "He Weiping (Laser Henry)" <laser@zhengmai.com.cn>.
This commit is contained in:
Thomas G. Lockhart 2000-09-12 05:34:28 +00:00
parent 2ceee7a22b
commit 1cd042d353
1 changed files with 16 additions and 19 deletions
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35
doc/src/sgml/arch-dev.sgml
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@ -1,5 +1,5 @@
<!--
$Header: /cvsroot/pgsql/doc/src/sgml/arch-dev.sgml,v 2.8 2000/03/31 03:27:40 thomas Exp $
$Header: /cvsroot/pgsql/doc/src/sgml/arch-dev.sgml,v 2.9 2000/09/12 05:34:28 thomas Exp $
-->
<chapter id="overview">
@ -258,31 +258,28 @@ $Header: /cvsroot/pgsql/doc/src/sgml/arch-dev.sgml,v 2.8 2000/03/31 03:27:40 tho
<productname>Postgres</productname>
for the processing of a query we use an example to illustrate the
changes made to these data structures in every stage.
</para>
This example contains the following simple query that will be used in
various descriptions and figures throughout the following
sections. The query assumes that the tables given in
<citetitle>The Supplier Database</citetitle>
<!--
XXX The above citetitle should really be an xref,
but that part has not yet been converted from Stefan's original document.
- thomas 1999-02-11
<xref linkend="supplier" endterm="supplier">
-->
have already been defined.
<example id="simple-select">
<title>A Simple Select</title>
<para>
This example contains the following simple query that will be used in
various descriptions and figures throughout the following
sections. The query assumes that the tables given in
<citetitle>The Supplier Database</citetitle>
<!--
XXX The above citetitle should really be an xref,
but that part has not yet been converted from Stefan's original document.
- thomas 1999-02-11
<xref linkend="supplier" endterm="supplier">
-->
have already been defined.
<example id="simple-select">
<title>A Simple Select</title>
<programlisting>
select s.sname, se.pno
from supplier s, sells se
where s.sno > 2 and s.sno = se.sno;
</programlisting>
</para>
</example>
</example>
</para>
<para>
Figure \ref{parsetree} shows the <firstterm>parse tree</firstterm> built by the