> > Now to the question, why my manualy constructed list was failed to
> > execute? I was pretty sure that my list node was identical with yacc.
>
> Because you have a bug in your code.
You can debug your code by comparing your hand made tree with the
original tree by using equal(). Search #ifdef COPY_PARSE_PLAN_TREES in
postgres.c to see how to use it. Good luck.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp