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postgresql9.6-docs-9.6.22-1.mga7.noarch.rpm

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><H1
CLASS="SECT1"
><A
NAME="GIN-BUILTIN-OPCLASSES"
>63.2. Built-in Operator Classes</A
></H1
><P
>  The core <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> distribution
  includes the <ACRONYM
CLASS="ACRONYM"
>GIN</ACRONYM
> operator classes shown in
  <A
HREF="gin-builtin-opclasses.html#GIN-BUILTIN-OPCLASSES-TABLE"
>Table 63-1</A
>.
  (Some of the optional modules described in <A
HREF="contrib.html"
>Appendix F</A
>
  provide additional <ACRONYM
CLASS="ACRONYM"
>GIN</ACRONYM
> operator classes.)
 </P
><DIV
CLASS="TABLE"
><A
NAME="GIN-BUILTIN-OPCLASSES-TABLE"
></A
><P
><B
>Table 63-1. Built-in <ACRONYM
CLASS="ACRONYM"
>GIN</ACRONYM
> Operator Classes</B
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><COL><THEAD
><TR
><TH
>Name</TH
><TH
>Indexed Data Type</TH
><TH
>Indexable Operators</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="LITERAL"
>_abstime_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>abstime[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_bit_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>bit[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_bool_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>boolean[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_bpchar_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>character[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_bytea_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>bytea[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_char_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>"char"[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_cidr_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>cidr[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_date_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>date[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_float4_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>float4[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_float8_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>float8[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_inet_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>inet[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_int2_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>smallint[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_int4_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>integer[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_int8_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>bigint[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_interval_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>interval[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_macaddr_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>macaddr[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_money_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>money[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_name_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>name[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_numeric_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>numeric[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_oid_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>oid[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_oidvector_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>oidvector[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_reltime_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>reltime[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_text_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>text[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_time_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>time[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_timestamp_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>timestamp[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_timestamptz_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>timestamp with time zone[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_timetz_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>time with time zone[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_tinterval_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>tinterval[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_varbit_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>bit varying[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>_varchar_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>character varying[]</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>&amp;&amp;</TT
>
       <TT
CLASS="LITERAL"
>&lt;@</TT
>
       <TT
CLASS="LITERAL"
>=</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>jsonb_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>jsonb</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>?</TT
>
       <TT
CLASS="LITERAL"
>?&amp;</TT
>
       <TT
CLASS="LITERAL"
>?|</TT
>
       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>jsonb_path_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>jsonb</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>@&gt;</TT
>
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>tsvector_ops</TT
></TD
><TD
><TT
CLASS="TYPE"
>tsvector</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>@@</TT
>
       <TT
CLASS="LITERAL"
>@@@</TT
>
      </TD
></TR
></TBODY
></TABLE
></DIV
><P
>  Of the two operator classes for type <TT
CLASS="TYPE"
>jsonb</TT
>, <TT
CLASS="LITERAL"
>jsonb_ops</TT
>
  is the default.  <TT
CLASS="LITERAL"
>jsonb_path_ops</TT
> supports fewer operators but
  offers better performance for those operators.
  See <A
HREF="datatype-json.html#JSON-INDEXING"
>Section 8.14.4</A
> for details.
 </P
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