MySQL terminology--basedir and--ledir differences

· --basedir=path
the path to the MySQL installation directory.
--core-file-size=size
mysqld the size of the kernel file that can be created. The option value is passed to Ulimit-c.
--datadir=path
the path to the data directory.
--defaults-extra-file=path
In addition to the option file name that is read by the common options files. If given, this option must be preferred.
--defaults-file=path
read the option file name in place of the common options files. If given, this option must be preferred.
　　 · --ledir=path
the path to the directory that contains the MYSQLD program. Use this option to explicitly represent the server location.
--log-error=path
writes the error log to the given file.

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MySQL terminology--basedir and--ledir differences