• A delete operation could remove a record from a parent table, leaving records in an associated child table that no longer have a matching record in the parent table.

    一个删除操作可以从一个父表中删除一条记录,使得相关子表中的记录在父表中没有与之匹配的记录。

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  • ON DELETE CASCADE—When a record is deleted from the parent table, all records in the child table with matching foreign key values are also deleted.

    ON DELETECASCADE —当一条记录从父表中删除时,子表中的所有记录以及匹配的外键值都全部被删除。

    youdao

  • Internally to the library, all DataObjects in a graph are referenced by their parent and are maintained until detached from the data graph, so you don't need to delete DataObjects.

    在该库内部,图中的所有数据对象都由其父项引用,并将保持到从数据图断开为止,因此并不需要删除数据对象。

    youdao

  • Where the two definitions differ can be seen when an attempt is made to delete rows from multiple parent tables that are referenced by a single child.

    当试图从单个子表引用的多个子表中删除行时,就可以看出这两个定义的不同。

    youdao

  • Since you cannot actually delete a logger instance, you can disable it by setting its level to either OFF, or better yet, to the level of its next matching parent logger.

    由于您无法实际删除logger实例,您可以禁用它,只需将其级别设置为OFF,或者设置为其下一个匹配父logger的级别。

    youdao

  • The delete rule controls how delete operations performed against a parent table in an RI relationship are processed.

    Delete规则控制对RI关系中父表执行的删除操作的处理方法。

    youdao

  • Objects that you delete in the child Workspace are only flagged in that Workspace as not being available (that is, deleted); however, the object still exists in its parent Workspace.

    您在子工作区中所删除的对象,只能在不能得到的该工作区中(就是说,删除了)标记;但是,对象仍然存在于它的上级工作区中。

    youdao

  • In that sense, deleting the parent requirement will automatically delete all the embedded ones.

    在某种意义上说,删除父需求将会自动删除所有嵌入其中的需求。

    youdao

  • When ON delete set NULL is active, when a record is deleted from the parent table, all records in the child table with matching foreign key values are set to NULL.

    当ON DELETESETNULL规则被激活时,如果一条记录从父表中删除,子表中的所有记录以及匹配的外键值都被设置为NULL。

    youdao

  • When an ON delete CASCADE rule is active, all records in the child table with matching foreign key values are deleted when a record is deleted from the parent table.

    当ONDELETECASCADE规则被激活时,当一条记录从父表中删除时,子表中的所有记录以及匹配的外键值都被删除。

    youdao

  • Just delete the file from Eclipse's package manager and then commit the parent folder.

    只要在Eclipse的程序包管理器中删除文件,然后提交父文件夹即可。

    youdao

  • How to delete all child records when parent record is deleted?

    如何删除所有子记录的父记录被删除时?

    youdao

  • To delete or rename a file, you must have either delete permission on the file, or delete child permission in the parent directory.

    欲删除或重命名一个文件,你必须具有文件的删除权限以及父文件夹的子操作权限。

    youdao

  • Unable to delete folder. The folder or parent folder may be marked as read-only.

    无法删除文件夹,该文件夹或父文件夹可能被标记为只读。

    youdao

  • Unable to delete folder. The folder or parent folder may be marked as read-only.

    无法删除文件夹,该文件夹或父文件夹可能被标记为只读。

    youdao

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