ORA-32346: ON COMMIT materialized view refresh caused changes to the master table/materialized view

文档解释

ORA-32346: ON COMMIT materialized view refresh caused changes to the master table/materialized view

Cause: ON COMMIT refresh of a read-only materialized view changed the master table/materialized view. A trigger on the refreshed materialized view may be the cause.

Action: Do not create triggers on materialized view which update the master table/materialized view.

ORA-32346错误是指当COMMIT操作进行材料化视图刷新导致主表/材料化视图发生更改。

官方解释

ORA-32346:当COMMIT操作进行材料化视图刷新时,主表/材料化视图的更改会导致此错误。

常见案例

此错误常见的案例是当DML操作(如UPDATE、DELETE或INSERT)在主表/材料化视图上运行时发生。此时,COMMIT将无法成功完成,导致ORA-32346错误。

一般处理方法及步骤

– 查看哪些表/视图被更改

– 针对更改了的表,进行重建材料化视图或者变更其参数

– 重新提交或撤消事务,以确保数据一致

– 将更改后的语句保存下来,以防止未来可能出现的问题

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