--- title: "oceanbase.CDB_OB_MAJOR_COMPACTION - OceanBase 数据库 V4.6.0 | OceanBase 文档中心" description: oceanbase.CDB_OB_MAJOR_COMPACTION 说明 该视图从 V4.0.0 版本开始引入。 功能描述 系统租户下展示所有租户的合并全局信息。 字段说明 字段名称 类型 是否可以为 NULL 描述 TENANT_ID bigint(20) NO 租户 ID FROZEN_SCN bigint(20… --- 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 4.6.0 # oceanbase.CDB_OB_MAJOR_COMPACTION 更新时间：2026-07-13 22:33:20 [编辑](https://github.com/oceanbase/oceanbase-doc/edit/V4.6.0/zh-CN/700.reference/700.system-views/300.system-view-of-sys-tenant/200.dictionary-view-of-sys-tenant/10000.o-cdb_ob_major_compaction-of-sys-tenant.md) #### 说明 该视图从 V4.0.0 版本开始引入。 ## 功能描述 系统租户下展示所有租户的合并全局信息。 ## 字段说明 | 字段名称 | 类型 | 是否可以为 NULL | 描述 | | --- | --- | --- | --- | | TENANT_ID | bigint(20) | NO | 租户 ID | | FROZEN_SCN | bigint(20) unsigned | NO | 最近一次合并的版本号 | | FROZEN_TIME | timestamp(6) | NO | 最近一次合并发起的时间（将 FROZEN_SCN 以可读的形式展示） | | GLOBAL_BROADCAST_SCN | bigint(20) unsigned | NO | 全局广播的合并版本 | | LAST_SCN | bigint(20) unsigned | NO | 上一个已经完成合并的版本 | | LAST_FINISH_TIME | timestamp(6) | NO | 上一次合并结束时间 | | START_TIME | timestamp(6) | NO | 合并开始时间 | | STATUS | varchar(10) | NO | - `IDLE`：没有在合并中 - `COMPACTION`：正在合并中 - `CHECKSUM`：校验 checksum | | IS_ERROR | varchar(3) | NO | - `YES`：合并过程存在错误 - `NO`：合并过程没有报错 | | IS_SUSPENDED | varchar(3) | NO | - `YES`：暂停合并状态 - `NO`：没有暂停合并 | | INFO | varchar(14) | NO | 展示合并信息。例如：合并失败原因 | | MODE | varchar(7) | NO | 每日合并的类型： - `TENANT`：租户合并 - `WINDOW`：窗口合并 #### 说明 该字段从 V4.6.0 版本开始引入。 | ## 查询示例 系统租户查看所有租户的合并全局信息。 ```shell obclient(root@sys)[oceanbase]> SELECT * FROM oceanbase.CDB_OB_MAJOR_COMPACTION; ``` 查询结果如下： ```shell +-----------+---------------------+----------------------------+----------------------+---------------------+----------------------------+----------------------------+--------+----------+--------------+------+--------+ | TENANT_ID | FROZEN_SCN | FROZEN_TIME | GLOBAL_BROADCAST_SCN | LAST_SCN | LAST_FINISH_TIME | START_TIME | STATUS | IS_ERROR | IS_SUSPENDED | INFO | MODE | +-----------+---------------------+----------------------------+----------------------+---------------------+----------------------------+----------------------------+--------+----------+--------------+------+--------+ | 1 | 1773079200622919000 | 2026-03-10 02:00:00.622919 | 1773079200622919000 | 1773079200622919000 | 2026-03-10 02:04:11.869858 | 2026-03-10 02:00:00.761885 | IDLE | NO | NO | | TENANT | | 1001 | 1773079200659792000 | 2026-03-10 02:00:00.659792 | 1773079200659792000 | 1773079200659792000 | 2026-03-10 02:06:02.436787 | 2026-03-10 02:00:00.687285 | IDLE | NO | NO | | TENANT | | 1002 | 1772992801519693000 | 2026-03-09 02:00:01.519693 | 1772992801519693000 | 1772992801519693000 | 2026-03-09 02:05:42.538179 | 2026-03-09 16:15:11.214954 | IDLE | NO | NO | | WINDOW | | 1003 | 1773079201393261000 | 2026-03-10 02:00:01.393261 | 1773079201393261000 | 1773079201393261000 | 2026-03-10 02:05:53.062461 | 2026-03-10 02:00:01.450419 | IDLE | NO | NO | | TENANT | | 1004 | 1772647200462679000 | 2026-03-05 02:00:00.462679 | 1772647200462679000 | 1772647200462679000 | 2026-03-05 02:05:31.394359 | 2026-03-09 17:47:22.612055 | IDLE | NO | NO | | WINDOW | +-----------+---------------------+----------------------------+----------------------+---------------------+----------------------------+----------------------------+--------+----------+--------------+------+--------+ 5 rows in set ``` ## 相关视图或文档 - 查看所有租户各个 Zone 的合并信息：[CDB_OB_ZONE_MAJOR_COMPACTION](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684080) - 查看 Tablet 级的合并基础统计信息： - [GV$OB_MERGE_INFO](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684419) - [V$OB_MERGE_INFO](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684246) - 查看 Tablet 级的合并的详细历史信息： - [GV$OB_TABLET_COMPACTION_HISTORY](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684410) - [V$OB_TABLET_COMPACTION_HISTORY](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684333) - 合并相关的操作，参见以下文档： - [自动触发合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684830) - [定时触发合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684837) - [窗口合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684835) - [自适应合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684836) - [手动触发合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684831) - [手动控制合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684832) - [查看合并信息](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000005684833) 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