diff --git a/doc/src/sgml/arch-dev.sgml b/doc/src/sgml/arch-dev.sgml index 2afc105201..52bdb8e407 100644 --- a/doc/src/sgml/arch-dev.sgml +++ b/doc/src/sgml/arch-dev.sgml @@ -1,5 +1,5 @@ @@ -258,31 +258,28 @@ $Header: /cvsroot/pgsql/doc/src/sgml/arch-dev.sgml,v 2.8 2000/03/31 03:27:40 tho Postgres for the processing of a query we use an example to illustrate the changes made to these data structures in every stage. - + 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 + The Supplier Database + + have already been defined. - - A Simple Select - - - 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 - The Supplier Database - - have already been defined. + + A Simple Select select s.sname, se.pno from supplier s, sells se where s.sno > 2 and s.sno = se.sno; - - + + Figure \ref{parsetree} shows the parse tree built by the