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67.2. Built-in Operator Classes

The core PostgreSQL distribution includes the GIN operator classes shown in Table 67.1. (Some of the optional modules described in Appendix F provide additional GIN operator classes.)

Table 67.1. Built-in GIN Operator Classes

Name Indexable 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.