Application customization: metadata driven application for tenant extensions at the UI, business logic and data access layers.
应用定制：在UI、业务逻辑和数据访问层，针对租户的元数据驱动的应用扩展。
For now, let's focus on client-side metadata, which mirrors the CWM client-side model with some additional extensions.
现在，让我们将目光投向客户端元数据，这种元数据用一些附加扩展映射CWM客户端模型。
Of course, by storing the journal in an inode, ext3 is able to add the needed journal to the filesystem without requiring incompatible extensions to the ext2 metadata.
当然，通过将日志存储在索引节点中，ext3可以向文件系统添加必要的日志，而不需要对ext2元数据进行不兼容扩展。
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