解压缩 oracle12C 文件，系统报错，请问这是为什么？谢谢了
unzip aix.ppc64_12102_database_1of2.zip
Archive: aix.ppc64_12102_database_1of2.zip
End-of-central-directory signature not found. Either this file is not
a zipfile, or it constitutes one disk of a multi-part archive. In the
latter case the central directory and zipfile comment will be found on
the last disk(s) of this archive.
unzip: cannot find zipfile directory in one of aix.ppc64_12102_database_1of2.zip or
aix.ppc64_12102_database_1of2.zip.zip, and cannot find aix.ppc64_12102_database_1of2.zip.ZIP, period.
收起