63.2. Built-in Operator Classes
The corePostgreSQL distribution includes theGIN operator classes shown inTable 63.1. (Some of the optional modules described inAppendix F provide additionalGIN operator classes.) Table 63.1. Built-inGIN Operator Classes Of the two operator classes for typeName Indexed Data Type Indexable Operators _abstime_opsabstime[]&&<@=@>_bit_opsbit[]&&<@=@>_bool_opsboolean[]&&<@=@>_bpchar_opscharacter[]&&<@=@>_bytea_opsbytea[]&&<@=@>_char_ops"char"[]&&<@=@>_cidr_opscidr[]&&<@=@>_date_opsdate[]&&<@=@>_float4_opsfloat4[]&&<@=@>_float8_opsfloat8[]&&<@=@>_inet_opsinet[]&&<@=@>_int2_opssmallint[]&&<@=@>_int4_opsinteger[]&&<@=@>_int8_opsbigint[]&&<@=@>_interval_opsinterval[]&&<@=@>_macaddr_opsmacaddr[]&&<@=@>_money_opsmoney[]&&<@=@>_name_opsname[]&&<@=@>_numeric_opsnumeric[]&&<@=@>_oid_opsoid[]&&<@=@>_oidvector_opsoidvector[]&&<@=@>_reltime_opsreltime[]&&<@=@>_text_opstext[]&&<@=@>_time_opstime[]&&<@=@>_timestamp_opstimestamp[]&&<@=@>_timestamptz_opstimestamp with time zone[]&&<@=@>_timetz_opstime with time zone[]&&<@=@>_tinterval_opstinterval[]&&<@=@>_varbit_opsbit varying[]&&<@=@>_varchar_opscharacter varying[]&&<@=@>jsonb_opsjsonb??&?|@>jsonb_path_opsjsonb@>tsvector_opstsvector@@@@@jsonb,jsonb_ops is the default.jsonb_path_ops supports fewer operators but offers better performance for those operators. SeeSection 8.14.4 for details.