问题:
A . Oracle does not allow replicating files between data centers, so keeping transaction log in database allows for replication.
B . Many transactions in WebLogic are database centric, so keeping log in database makes Two Phase Commit protocol possible.
C . It obviates the need to keep in sync two replication technologies (file and database) between data centers. The single replication technology is used for frequently changing data.
D . Transaction log in a file system is extremely slow so it cannot be efficiently replicated.
● 参考解析
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