ng in PL/pgSQL"
HREF="plpgsql-development-tips.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><DIV
CLASS="SECT1"
><H1
CLASS="SECT1"
><A
NAME="PLPGSQL-IMPLEMENTATION"
>40.10. <SPAN
CLASS="APPLICATION"
>PL/pgSQL</SPAN
> Under the Hood</A
></H1
><P
>    This section discusses some implementation details that are
    frequently important for <SPAN
CLASS="APPLICATION"
>PL/pgSQL</SPAN
> users to know.
   </P
><DIV
CLASS="SECT2"
><H2
CLASS="SECT2"
><A
NAME="PLPGSQL-VAR-SUBS