72.2. Built-in Operator Classes

The core PostgreSQL distribution includes the GIN operator classes shown in Table 72.1. (Some of the optional modules described in Appendix F provide additional GIN operator classes.)

Table 72.1. Built-in GIN Operator Classes

NameIndexable Operators
array_ops&& (anyarray,anyarray)
@> (anyarray,anyarray)
<@ (anyarray,anyarray)
= (anyarray,anyarray)
jsonb_ops@> (jsonb,jsonb)
@? (jsonb,jsonpath)
@@ (jsonb,jsonpath)
? (jsonb,text)
?| (jsonb,text[])
?& (jsonb,text[])
jsonb_path_ops@> (jsonb,jsonb)
@? (jsonb,jsonpath)
@@ (jsonb,jsonpath)
tsvector_ops@@ (tsvector,tsquery)
@@@ (tsvector,tsquery)

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.