sql-structure.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><DIV
CLASS="SECT1"
><H1
CLASS="SECT1"
><A
NAME="PLPGSQL-OVERVIEW"
>40.1. Overview</A
></H1
><P
>  <SPAN
CLASS="APPLICATION"
>PL/pgSQL</SPAN
> is a loadable procedural
  language for the <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> database
  system.  The design goals of <SPAN
CLASS="APPLICATION"
>PL/pgSQL</SPAN
> were to create
  a loadable procedural language that

    <P
></P
></P><UL
><LI
><P
>       ca