数据仓库服务 GaussDB(DWS)-如何判断表是否执行过UPDATE或DELETE:处理方法

时间:2025-02-12 15:02:21

处理方法

通过以下命令查找哪些表执行过UPDATE及DELETE操作:

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ANALYZE tablename;SELECT      n.nspname , c.relname,     pg_stat_get_tuples_deleted(x.pcrelid) as deleted,pg_stat_get_tuples_updated(x.pcrelid) as updatedFROM pg_class cINNER JOIN pg_namespace n ON n.oid = c.relnamespaceINNER JOIN pgxc_class x ON x.pcrelid = c.oidWHERE c.relkind = 'r' and c.relname='tablename' ;
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