--- title: "oceanbase.CDB_OB_MAJOR_COMPACTION - OceanBase 数据库 V4.2.5 | 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 4.2.5 LTS # oceanbase.CDB_OB_MAJOR_COMPACTION 更新时间：2026-07-13 22:33:38 [编辑](https://github.com/oceanbase/oceanbase-doc/edit/V4.2.5/zh-CN/700.reference/700.system-views/300.system-view-of-sys-tenant/200.dictionary-view-of-sys-tenant/9800.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 | ## 查询示例 系统租户查看所有租户的合并信息。 ```shell obclient [oceanbase]> SELECT * FROM oceanbase.CDB_OB_MAJOR_COMPACTION; ``` 查询结果如下所示： ```shell +-----------+---------------------+----------------------------+----------------------+---------------------+----------------------------+----------------------------+--------+----------+--------------+------+ | TENANT_ID | FROZEN_SCN | FROZEN_TIME | GLOBAL_BROADCAST_SCN | LAST_SCN | LAST_FINISH_TIME | START_TIME | STATUS | IS_ERROR | IS_SUSPENDED | INFO | +-----------+---------------------+----------------------------+----------------------+---------------------+----------------------------+----------------------------+--------+----------+--------------+------+ | 1 | 1736359201793995000 | 2025-01-09 02:00:01.793995 | 1736359201793995000 | 1736359201793995000 | 2025-01-09 02:05:56.738721 | 2025-01-09 02:00:01.822737 | IDLE | NO | NO | | | 1001 | 1736359204148730000 | 2025-01-09 02:00:04.148730 | 1736359204148730000 | 1736359204148730000 | 2025-01-09 02:02:38.682242 | 2025-01-09 02:00:04.176391 | IDLE | NO | NO | | | 1002 | 1736359203243332000 | 2025-01-09 02:00:03.243332 | 1736359203243332000 | 1736359203243332000 | 2025-01-09 02:02:26.912138 | 2025-01-09 02:00:03.270335 | IDLE | NO | NO | | | 1003 | 1736359202785343000 | 2025-01-09 02:00:02.785343 | 1736359202785343000 | 1736359202785343000 | 2025-01-09 02:04:06.924096 | 2025-01-09 02:00:02.807081 | IDLE | NO | NO | | | 1004 | 1736359202149291000 | 2025-01-09 02:00:02.149291 | 1736359202149291000 | 1736359202149291000 | 2025-01-09 02:03:45.486421 | 2025-01-09 02:00:02.174093 | IDLE | NO | NO | | | 1009 | 1736359203939785000 | 2025-01-09 02:00:03.939785 | 1736359203939785000 | 1736359203939785000 | 2025-01-09 02:02:38.476264 | 2025-01-09 02:00:03.961791 | IDLE | NO | NO | | | 1010 | 1736359203089228000 | 2025-01-09 02:00:03.089228 | 1736359203089228000 | 1736359203089228000 | 2025-01-09 02:02:46.819113 | 2025-01-09 02:00:03.120682 | IDLE | NO | NO | | | 1015 | 1736359202029840000 | 2025-01-09 02:00:02.029840 | 1736359202029840000 | 1736359202029840000 | 2025-01-09 02:03:26.119103 | 2025-01-09 02:00:02.054206 | IDLE | NO | NO | | | 1016 | 1736359203243332000 | 2025-01-09 02:00:03.243332 | 1736359203243332000 | 1736359203243332000 | 2025-01-09 02:05:33.693375 | 2025-01-09 02:01:59.454704 | IDLE | NO | NO | | +-----------+---------------------+----------------------------+----------------------+---------------------+----------------------------+----------------------------+--------+----------+--------------+------+ 9 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-1000000001501180) - 查看 Tablet 级的合并基础统计信息： - [GV$OB_MERGE_INFO](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501403) - [V$OB_MERGE_INFO](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501490) - 查看 Tablet 级的合并的详细历史信息： - [GV$OB_TABLET_COMPACTION_HISTORY](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501400) - [V$OB_TABLET_COMPACTION_HISTORY](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001501446) - 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-1000000001500409) - [定时触发合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001500410) - [自适应合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001500414) - [手动触发合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001500411) - [手动控制合并](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001500412) - [查看合并信息](https://www.oceanbase.com/docs/common-oceanbase-database-cn-1000000001500415) 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