Shulou(Shulou.com)06/02 Report--

\ cp-ar-p-f * / mysql/db/my5724

Explanation:

1. Preceded by a slash to indicate that the cp of the system is not used (skip the alias cp='cp-i' defined in .bashrc)

2. Parameter-an or-p means that the permission attribute of the file remains unchanged during the copy process.

3.-r means to copy all the files in this directory and subdirectories recursively

4.-f indicates a mandatory copy, and no prompt for overwrite appears

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