--- title: "oceanbase.CDB_OB_TABLE_SPACE_USAGE - OceanBase 数据库 V4.3.5 | OceanBase 文档中心" description: oceanbase.CDB_OB_TABLE_SPACE_USAGE 说明 该视图从 V4.3.4 版本开始引入。 功能描述 用于展示所有租户下所有用户表（多副本环境下以 Leader 副本为准）的大小。 字段说明 字段名称 类型 是否可以为 NULL 描述 TENANT_ID varchar(128) NO 租户 … image: https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*OSPzQ6GUQF4AAAAAQHAAAAgAeiGDAQ/original --- 切换语言 - 中文站 - 简体中文 - International - English - 日本站 - 日本語 文档反馈![](https://mdn.alipayobjects.com/huamei_22khvb/afts/img/A*P8CuR4UJ_FkAAAAAAAAAAAAADiGDAQ/original) OceanBase 数据库分布式版 - V 4.3.5 LTS # oceanbase.CDB_OB_TABLE_SPACE_USAGE 更新时间：2026-07-28 14:02:15 [编辑](https://github.com/oceanbase/oceanbase-doc/edit/V4.3.5/zh-CN/700.reference/700.system-views/300.system-view-of-sys-tenant/200.dictionary-view-of-sys-tenant/11330.o-cdb_ob_table_space_usage-of-sys-tenant.md) #### 说明 该视图从 V4.3.4 版本开始引入。 ## 功能描述 用于展示所有租户下所有用户表（多副本环境下以 Leader 副本为准）的大小。 ## 字段说明 | **字段名称** | **类型** | **是否可以为 NULL** | **描述** | | --- | --- | --- | --- | | TENANT_ID | varchar(128) | NO | 租户 ID | | TABLE_ID | bigint(20) | NO | 表 ID | | TENANT_NAME | varchar(128) | NO | 租户名 | | DATABASE_NAME | varchar(128) | NO | 数据库名 | | TABLE_NAME | varchar(256) | NO | 表名 | | OCCUPY_SIZE | decimal(42,0) | NO | 表压缩后落盘的数据量，单位为字节 | | REQUIRED_SIZE | decimal(42,0) | NO | 表压缩后落盘的数据量实际占用了多少磁盘空间，单位为字节 | ## 查询示例 sys 租户查看所有租户下所有用户表的大小。 ```shell obclient [oceanbase]> SELECT * FROM oceanbase.CDB_OB_TABLE_SPACE_USAGE LIMIT 10; ``` 查询结果如下： ```shell +-----------+----------+-------------+---------------+---------------------+-------------+---------------+ | TENANT_ID | TABLE_ID | TENANT_NAME | DATABASE_NAME | TABLE_NAME | OCCUPY_SIZE | REQUIRED_SIZE | +-----------+----------+-------------+---------------+---------------------+-------------+---------------+ | 1 | 500006 | sys | test | T1 | 1094 | 8192 | | 1 | 500007 | sys | test | __idx_500006_IDX_C1 | 926 | 8192 | | 1 | 500008 | sys | mysql | t2_m_lr | 2088 | 16384 | | 1 | 500009 | sys | oceanbase | __idx_500008_IDX_C1 | 881 | 8192 | | 1 | 500010 | sys | oceanbase | test1 | 493 | 4096 | | 1 | 500011 | sys | oceanbase | __idx_500010_b_idx | 493 | 4096 | | 1 | 500012 | sys | oceanbase | test2 | 493 | 4096 | | 1 | 500013 | sys | oceanbase | __idx_500012_b_idx | 493 | 4096 | | 1002 | 500008 | mysql001 | mysql | t2_m_lr | 8856 | 73728 | | 1002 | 500051 | mysql001 | test | t1 | 1233 | 8192 | +-----------+----------+-------------+---------------+---------------------+-------------+---------------+ 10 rows in set ``` ## 相关文档 - [oceanbase.CDB_OB_SPACE_USAGE](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000002014561) - [oceanbase.CDB_OB_SERVER_SPACE_USAGE](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000002014555) 上一篇 下一篇 ![有帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*y6ocSqN8cqsAAAAAAAAAAAAAARQnAQ)![无帮助](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*BG9IQJyLHF8AAAAAAAAAAAAAARQnAQ)![反馈](https://gw.alipayobjects.com/mdn/ob_asset/afts/img/A*eTWdQKCRKHwAAAAAAAAAAAAAARQnAQ)[AI](https://www.oceanbase.com/obi) 咨询热线