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pgsql/doc/src/sgml/html/extend.html
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13 июл 2026, 17:47
13 июл 2026, 17:47f1a670a
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type … [Строка слишком длинная. Вы можете скачать файл]
   In  the  sections  that follow, we will discuss how you
   can extend the <span class="productname">PostgreSQL</span>
   <acronym class="acronym">SQL</acronym> query language by adding:

   </p><div class="itemizedlist"><ul class="itemizedlist compact" style="list-style-type: bullet; "><li class="listitem" style="list-style-type: disc"><p>
      functions (starting in <a class="xref" href="xfunc.html" title="36.3. User-Defined Functions">Section 36.3</a>)
     </p></li><li class="listitem" style="list-style-type: disc"><p>
      aggregates (starting in <a class="xref" href="xaggr.html" title="36.12. User-Defined Aggregates">Section 36.12</a>)
     </p></li><li class="listitem" style="list-style-type: disc"><p>
      data types (starting in <a class="xref" href="xtypes.html" title="36.13. User-Defined Types">Section 36.13</a>)
     </p></li><li class="listitem" style="list-style-type: disc"><p>
      operators (starting in <a class="xref" href="xoper.html" title="36.14. User-Defined Operators">Section 36.14</a>)
     </p></li><li class="listitem" style="list-style-type: disc"><p>
      operator classes for indexes (starting in <a class="xref" href="xindex.html" title="36.16. Interfacing Extensions to Indexes">Section 36.16</a>)
     </p></li><li class="listitem" style="list-style-type: disc"><p>
      packages of related objects (starting in <a class="xref" href="extend-extensions.html" title="36.17. Packaging Related Objects into an Extension">Section 36.17</a>)
     </p></li></ul></div><p>
  </p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="server-programming.html" title="Part V. Server Programming">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="server-programming.html" title="Part V. Server Programming">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="extend-how.html" title="36.1. How Extensibility Works">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Part V. Server Programming </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 18.4 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 36.1. How Extensibility Works</td></tr></table></div></body></html>