Compressed backups work only with backup sets, not image copies.
压缩的备份只对备份集有效,对映像副本无效。
For example, if a tester manually validates a particular text for a particular image, then he can program a machine to validate the same text for copies of the image throughout the application.
例如,如果一个测试人员手工地验证具体图像所对应的具体文本,那么他可以安排计算机来验证应用程序中对应图像副本的同样的文本。
DB2 starts at the last backup image that contains complete copies of all table Spaces you are restoring, and then applies subsequent incremental images.
DB 2从最后一个包含需要恢复的所有表空间的完整副本的备份映像开始,然后应用随后的渐进映射。
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