历史版本。 PostgreSQL 9.6 已结束支持。 2021-11-11. 请参阅 当前版本手册.
64.2. 内置操作符类 #
核心 PostgreSQL 发行版包含表 64.1中所示的 BRIN 操作符类。
minmax 操作符类存储该范围内索引列中出现的最小值和最大值。inclusion 操作符类存储一个能够包含该范围内索引列值的值。
表 64.1. 内置 BRIN 操作符类
| 名称 | 索引数据类型 | 可索引操作符 |
|---|---|---|
abstime_minmax_ops | abstime | <
<=
=
>=
>
|
int8_minmax_ops | bigint | <
<=
=
>=
>
|
bit_minmax_ops | bit | <
<=
=
>=
>
|
varbit_minmax_ops | bit varying | <
<=
=
>=
>
|
box_inclusion_ops | box | << &< && &> >> ~= @> <@ &<| <<| |>> |&> |
bytea_minmax_ops | bytea | <
<=
=
>=
>
|
bpchar_minmax_ops | character | <
<=
=
>=
>
|
char_minmax_ops | "char" | <
<=
=
>=
>
|
date_minmax_ops | date | <
<=
=
>=
>
|
float8_minmax_ops | double precision | <
<=
=
>=
>
|
inet_minmax_ops | inet | <
<=
=
>=
>
|
network_inclusion_ops | inet | && >>= <<= = >> << |
int4_minmax_ops | integer | <
<=
=
>=
>
|
interval_minmax_ops | interval | <
<=
=
>=
>
|
macaddr_minmax_ops | macaddr | <
<=
=
>=
>
|
name_minmax_ops | name | <
<=
=
>=
>
|
numeric_minmax_ops | numeric | <
<=
=
>=
>
|
pg_lsn_minmax_ops | pg_lsn | <
<=
=
>=
>
|
oid_minmax_ops | oid | <
<=
=
>=
>
|
range_inclusion_ops | 任意范围类型 | << &< && &> >> @> <@ -|- = < <= = > >= |
float4_minmax_ops | real | <
<=
=
>=
>
|
reltime_minmax_ops | reltime | <
<=
=
>=
>
|
int2_minmax_ops | smallint | <
<=
=
>=
>
|
text_minmax_ops | text | <
<=
=
>=
>
|
tid_minmax_ops | tid | <
<=
=
>=
>
|
timestamp_minmax_ops | timestamp without time zone | <
<=
=
>=
>
|
timestamptz_minmax_ops | timestamp with time zone | <
<=
=
>=
>
|
time_minmax_ops | time without time zone | <
<=
=
>=
>
|
timetz_minmax_ops | time with time zone | <
<=
=
>=
>
|
uuid_minmax_ops | uuid | <
<=
=
>=
>
|