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><H1
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><A
NAME="GIST-BUILTIN-OPCLASSES"
>61.2. Built-in Operator Classes</A
></H1
><P
> The core <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> distribution
includes the <ACRONYM
CLASS="ACRONYM"
>GiST</ACRONYM
> operator classes shown in
<A
HREF="gist-builtin-opclasses.html#GIST-BUILTIN-OPCLASSES-TABLE"
>Table 61-1</A
>.
(Some of the optional modules described in <A
HREF="contrib.html"
>Appendix F</A
>
provide additional <ACRONYM
CLASS="ACRONYM"
>GiST</ACRONYM
> operator classes.)
</P
><DIV
CLASS="TABLE"
><A
NAME="GIST-BUILTIN-OPCLASSES-TABLE"
></A
><P
><B
>Table 61-1. Built-in <ACRONYM
CLASS="ACRONYM"
>GiST</ACRONYM
> Operator Classes</B
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><COL><COL><THEAD
><TR
><TH
>Name</TH
><TH
>Indexed Data Type</TH
><TH
>Indexable Operators</TH
><TH
>Ordering Operators</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="LITERAL"
>box_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>box</TT
></TD
><TD
> <TT
CLASS="LITERAL"
>&&</TT
>
<TT
CLASS="LITERAL"
>&></TT
>
<TT
CLASS="LITERAL"
>&<</TT
>
<TT
CLASS="LITERAL"
>&<|</TT
>
<TT
CLASS="LITERAL"
>>></TT
>
<TT
CLASS="LITERAL"
><<</TT
>
<TT
CLASS="LITERAL"
><<|</TT
>
<TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
>@></TT
>
<TT
CLASS="LITERAL"
>@</TT
>
<TT
CLASS="LITERAL"
>|&></TT
>
<TT
CLASS="LITERAL"
>|>></TT
>
<TT
CLASS="LITERAL"
>~</TT
>
<TT
CLASS="LITERAL"
>~=</TT
>
</TD
><TD
> </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>circle_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>circle</TT
></TD
><TD
> <TT
CLASS="LITERAL"
>&&</TT
>
<TT
CLASS="LITERAL"
>&></TT
>
<TT
CLASS="LITERAL"
>&<</TT
>
<TT
CLASS="LITERAL"
>&<|</TT
>
<TT
CLASS="LITERAL"
>>></TT
>
<TT
CLASS="LITERAL"
><<</TT
>
<TT
CLASS="LITERAL"
><<|</TT
>
<TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
>@></TT
>
<TT
CLASS="LITERAL"
>@</TT
>
<TT
CLASS="LITERAL"
>|&></TT
>
<TT
CLASS="LITERAL"
>|>></TT
>
<TT
CLASS="LITERAL"
>~</TT
>
<TT
CLASS="LITERAL"
>~=</TT
>
</TD
><TD
> <TT
CLASS="LITERAL"
><-></TT
>
</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>inet_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>inet</TT
>, <TT
CLASS="TYPE"
>cidr</TT
></TD
><TD
> <TT
CLASS="LITERAL"
>&&</TT
>
<TT
CLASS="LITERAL"
>>></TT
>
<TT
CLASS="LITERAL"
>>>=</TT
>
<TT
CLASS="LITERAL"
>></TT
>
<TT
CLASS="LITERAL"
>>=</TT
>
<TT
CLASS="LITERAL"
><></TT
>
<TT
CLASS="LITERAL"
><<</TT
>
<TT
CLASS="LITERAL"
><<=</TT
>
<TT
CLASS="LITERAL"
><</TT
>
<TT
CLASS="LITERAL"
><=</TT
>
<TT
CLASS="LITERAL"
>=</TT
>
</TD
><TD
> </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>point_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>point</TT
></TD
><TD
> <TT
CLASS="LITERAL"
>>></TT
>
<TT
CLASS="LITERAL"
>>^</TT
>
<TT
CLASS="LITERAL"
><<</TT
>
<TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
><^</TT
>
<TT
CLASS="LITERAL"
>~=</TT
>
</TD
><TD
> <TT
CLASS="LITERAL"
><-></TT
>
</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>poly_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>polygon</TT
></TD
><TD
> <TT
CLASS="LITERAL"
>&&</TT
>
<TT
CLASS="LITERAL"
>&></TT
>
<TT
CLASS="LITERAL"
>&<</TT
>
<TT
CLASS="LITERAL"
>&<|</TT
>
<TT
CLASS="LITERAL"
>>></TT
>
<TT
CLASS="LITERAL"
><<</TT
>
<TT
CLASS="LITERAL"
><<|</TT
>
<TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
>@></TT
>
<TT
CLASS="LITERAL"
>@</TT
>
<TT
CLASS="LITERAL"
>|&></TT
>
<TT
CLASS="LITERAL"
>|>></TT
>
<TT
CLASS="LITERAL"
>~</TT
>
<TT
CLASS="LITERAL"
>~=</TT
>
</TD
><TD
> <TT
CLASS="LITERAL"
><-></TT
>
</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>range_ops</TT
></TD
><TD
>any range type</TD
><TD
> <TT
CLASS="LITERAL"
>&&</TT
>
<TT
CLASS="LITERAL"
>&></TT
>
<TT
CLASS="LITERAL"
>&<</TT
>
<TT
CLASS="LITERAL"
>>></TT
>
<TT
CLASS="LITERAL"
><<</TT
>
<TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
>-|-</TT
>
<TT
CLASS="LITERAL"
>=</TT
>
<TT
CLASS="LITERAL"
>@></TT
>
<TT
CLASS="LITERAL"
>@></TT
>
</TD
><TD
> </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>tsquery_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>tsquery</TT
></TD
><TD
> <TT
CLASS="LITERAL"
><@</TT
>
<TT
CLASS="LITERAL"
>@></TT
>
</TD
><TD
> </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>tsvector_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>tsvector</TT
></TD
><TD
> <TT
CLASS="LITERAL"
>@@</TT
>
</TD
><TD
> </TD
></TR
></TBODY
></TABLE
></DIV
><P
> For historical reasons, the <TT
CLASS="LITERAL"
>inet_ops</TT
> operator class is
not the default class for types <TT
CLASS="TYPE"
>inet</TT
> and <TT
CLASS="TYPE"
>cidr</TT
>.
To use it, mention the class name in <TT
CLASS="COMMAND"
>CREATE INDEX</TT
>,
for example
</P><PRE
CLASS="PROGRAMLISTING"
>CREATE INDEX ON my_table USING GIST (my_inet_column inet_ops);</PRE
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