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pg_statio_user_tables

显示每个用户表的I/O统计信息的统计视图

pg_statio_user_tables 是一个统计视图，显示当前数据库中每个用户表的I/O统计信息。

pg_statio_user_tables 添加于 PostgreSQL 7.2（提交 8d80b0d9）。

按PostgreSQL版本定义

pg_statio_user_tables (PostgreSQL 18)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 17)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 16)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 15)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 14)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 13)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 12)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 11)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 10)

          View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Collation | Nullable | Default 
-----------------+--------+-----------+----------+---------
 relid           | oid    |           |          | 
 schemaname      | name   |           |          | 
 relname         | name   |           |          | 
 heap_blks_read  | bigint |           |          | 
 heap_blks_hit   | bigint |           |          | 
 idx_blks_read   | bigint |           |          | 
 idx_blks_hit    | bigint |           |          | 
 toast_blks_read | bigint |           |          | 
 toast_blks_hit  | bigint |           |          | 
 tidx_blks_read  | bigint |           |          | 
 tidx_blks_hit   | bigint |           |          |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 9.6)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 9.5)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 9.4)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 9.3)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 9.2)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 9.1)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 9.0)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint |

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 8.4)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint | 
View definition:
 SELECT pg_statio_all_tables.relid, pg_statio_all_tables.schemaname, pg_statio_all_tables.relname, pg_statio_all_tables.heap_blks_read, pg_statio_all_tables.heap_blks_hit, pg_statio_all_tables.idx_blks_read, pg_statio_all_tables.idx_blks_hit, pg_statio_all_tables.toast_blks_read, pg_statio_all_tables.toast_blks_hit, pg_statio_all_tables.tidx_blks_read, pg_statio_all_tables.tidx_blks_hit
   FROM pg_statio_all_tables
  WHERE (pg_statio_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND pg_statio_all_tables.schemaname !~ '^pg_toast'::text;

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 8.3)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint | 
View definition:
 SELECT pg_statio_all_tables.relid, pg_statio_all_tables.schemaname, pg_statio_all_tables.relname, pg_statio_all_tables.heap_blks_read, pg_statio_all_tables.heap_blks_hit, pg_statio_all_tables.idx_blks_read, pg_statio_all_tables.idx_blks_hit, pg_statio_all_tables.toast_blks_read, pg_statio_all_tables.toast_blks_hit, pg_statio_all_tables.tidx_blks_read, pg_statio_all_tables.tidx_blks_hit
   FROM pg_statio_all_tables
  WHERE (pg_statio_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'information_schema'::name])) AND pg_statio_all_tables.schemaname !~ '^pg_toast'::text;

文档: pg_statio_user_tables

pg_statio_user_tables (PostgreSQL 8.2)

View "pg_catalog.pg_statio_user_tables"
     Column      |  Type  | Modifiers 
-----------------+--------+-----------
 relid           | oid    | 
 schemaname      | name   | 
 relname         | name   | 
 heap_blks_read  | bigint | 
 heap_blks_hit   | bigint | 
 idx_blks_read   | bigint | 
 idx_blks_hit    | bigint | 
 toast_blks_read | bigint | 
 toast_blks_hit  | bigint | 
 tidx_blks_read  | bigint | 
 tidx_blks_hit   | bigint | 
View definition:
 SELECT pg_statio_all_tables.relid, pg_statio_all_tables.schemaname, pg_statio_all_tables.relname, pg_statio_all_tables.heap_blks_read, pg_statio_all_tables.heap_blks_hit, pg_statio_all_tables.idx_blks_read, pg_statio_all_tables.idx_blks_hit, pg_statio_all_tables.toast_blks_read, pg_statio_all_tables.toast_blks_hit, pg_statio_all_tables.tidx_blks_read, pg_statio_all_tables.tidx_blks_hit
   FROM pg_statio_all_tables
  WHERE pg_statio_all_tables.schemaname <> ALL (ARRAY['pg_catalog'::name, 'pg_toast'::name, 'information_schema'::name]);

文档: pg_statio_user_tables

更改历史记录

PostgreSQL 7.2
- 添加（提交 8d80b0d9）

参考文献

PostgreSQL文档： pg_statio_user_tables

另请参阅

pg_stat_all_tables，pg_stat_sys_tables，pg_stat_user_tables，pg_stat_xact_all_tables，pg_stat_xact_user_tables，pg_stat_xact_sys_tables，pg_statio_all_tables，pg_statio_sys_tables

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内容

pg_statio_user_tables

按PostgreSQL版本定义

pg_statio_user_tables (PostgreSQL 18)

pg_statio_user_tables (PostgreSQL 17)

pg_statio_user_tables (PostgreSQL 16)

pg_statio_user_tables (PostgreSQL 15)

pg_statio_user_tables (PostgreSQL 14)

pg_statio_user_tables (PostgreSQL 13)

pg_statio_user_tables (PostgreSQL 12)

pg_statio_user_tables (PostgreSQL 11)

pg_statio_user_tables (PostgreSQL 10)

pg_statio_user_tables (PostgreSQL 9.6)

pg_statio_user_tables (PostgreSQL 9.5)

pg_statio_user_tables (PostgreSQL 9.4)

pg_statio_user_tables (PostgreSQL 9.3)

pg_statio_user_tables (PostgreSQL 9.2)

pg_statio_user_tables (PostgreSQL 9.1)

pg_statio_user_tables (PostgreSQL 9.0)

pg_statio_user_tables (PostgreSQL 8.4)

pg_statio_user_tables (PostgreSQL 8.3)

pg_statio_user_tables (PostgreSQL 8.2)

更改历史记录

参考文献

分类

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