$d= Get-Date
$dString = $d.Year.ToString() + "-" + $d.Month.ToString() + "-" + $d.Day.ToString() + "_" + $d.Hour.ToString() + "-" + $d.Minute.ToString() + "-" + $d.Minute.ToString()
$backupFilePath = "C:\wamp\backupFileName_" + $dString + ".sql"
$cmd = "& 'C:\wamp\bin\mysql\mysql5.6.12\bin\mysqldump.exe' -u ipbform -p123123 wiki > " + $backupFilePath
Write-Host $cmd
invoke-expression $cmd | out-null
当我查看MySQL转储文件时,我得到了这个:
ÿþ-
(一堆随机符号,如编译文件)
答案 0 :(得分:3)
ÿþ
是以little-endian Unicode格式编码的文件的Byte Order Mark。试试这个:
$cmd = "& 'C:\wamp\bin\mysql\mysql5.6.12\bin\mysqldump.exe' -u ipbform -p123123 wiki"
Write-Host $cmd
Invoke-Expression $cmd | Out-File $backupFilePath -Encoding ASCII