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65.2. 内置操作员类别
PostgreSQL 的核心发行版包括Table 65.1中显示的 BRIN 运算符类。
- minmax *运算符类存储出现在该范围内的索引列中的最小值和最大值。 * inclusion *运算符类存储一个值,该值包括范围内索引列中的值。
表 65.1. 内置的 BRIN 操作员类别
| Name | 索引数据类型 | Indexable Operators | 
|---|---|---|
| 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 | <<==>=> | 
| macaddr8_minmax_ops | macaddr8 | <<==>=> | 
| name_minmax_ops | name | <<==>=> | 
| numeric_minmax_ops | numeric | <<==>=> | 
| pg_lsn_minmax_ops | pg_lsn | <<==>=> | 
| oid_minmax_ops | oid | <<==>=> | 
| range_inclusion_ops | any range type | <<&<&&&>>>@><@-|-=<<==>>= | 
| 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 | <<==>=> |