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。
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。
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。
– 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