Shell database backup

It took some time to back up the shell database. 011 #! Bin/sbin022033cd/home/igeeker/IDE/myeclipse/workspace/outdoors/WebRoot044echo & quot; backdirectory & quot; 055 # if the SQL file exists, it takes some time to back up the shell database, I learned how to create a database backup using shell. 011 #! Bin/sbin022033 cd/home/igeeker/IDE/myeclipse/workspace/outdoors/WebRoot044 echo "back directory" 055 # if the SQL file exists, delete 066 if [-f *. SQL]; then077 rm *. sql088 fi0991010 Now = $ (date + "% d % m % Y") 1111 File = backup $ Now. sql1212 mysqldump-u root-pwangtong outdoors> $ File1313 echo "backup done! "