myisamchk

set mysqlpath=D:\phpStudy\MySQL
set mysqldatapath=%mysqlpath%\data
set mysqlisamchk=%mysqlpath%\bin\myisamchk
set dbname=aa
for %%i in (%mysqldatapath%\%dbname%\*.MYI) do %mysqlisamchk% -c -r -a -v %%i