The core PostgreSQL distribution includes the GIN operator classes shown in Table 64.1. (Some of the optional modules described in Appendix F provide additional GIN operator classes.)
Table 64.1. Built-in GIN Operator Classes
Name | Indexed Data Type | Indexable Operators |
---|---|---|
array_ops | anyarray | &&
<@
=
@>
|
jsonb_ops | jsonb | ?
?&
?|
@>
|
jsonb_path_ops | jsonb | @>
|
tsvector_ops | tsvector | @@
@@@
|
Of the two operator classes for type jsonb
, jsonb_ops
is the default. jsonb_path_ops
supports fewer operators but
offers better performance for those operators.
See Section 8.14.4 for details.