| 1. | Cascading deletes are a scary concept initially 级联删除起初是一个可怕的概念。 |
| 2. | Relationship should not trigger a cascading delete 关系不应触发级联删除。 |
| 3. | Relationships defined , you may trigger a cascading delete 关系,则有可能会触发级联( cascading )删除。 |
| 4. | Cascade delete in database speak 级联删除) 。 |
| 5. | For database cascading delete 级联删除 |
| 6. | Cascade deletes all rows containing data involved in the foreign key relationship 级联删除包含外键关系中所涉及的数据的所有行。 |
| 7. | Now that you know all about cascading deletes and you ve promised to be careful , you can see the actual code to execute the embedded 如果您已经完全了解了级联删除,并保证会多加小心,那么您就可以来看执行嵌入的 |
| 8. | Users can exists outside of a group ; that is , aggregation not composition in database speak no cascade delete relationship exists between 用户可以存在于组外,即是aggregation而不是composition (用数据库的说法,在 |
| 9. | When a delete action to a child or referencing table is the result of a cascade on a delete from the parent table , and an instead of trigger on delete is defined on that child table , the trigger is ignored and the delete action is executed 如果一个子表或引用表上的delete操作是由于父表的cascade delete操作所引起的,并且子表上定义了delete的instead of触发器,那么将忽略该触发器并执行delete操作。 |