Also , this example does not include a conflict resolution strategy for two - way replication 而且,这个实例不包括双向复制的冲突解决策略。
If there is new mail , or the pushlocal option is provided , then two - way replication is performed 如果有新邮件或提供了[ pushlocal ]选项,则执行双向复制。
For two - way replication , a mapping scheme must be defined based on the id generation schemes of the application 对于双向复制,必须根据应用程序的id生成方案定义映射方案。
For two - way replication , we also need a mapping scheme to identify corresponding units of data between the databases 对于双向复制,还需要一个能够标识数据库之间对应数据单元的映射方案。
Two - way replication can be much more difficult because changes made to each database may result in conflicting data 双向复制可能更困难一些,因为对任何数据库所做的更改都可能产生不一致的数据。