linux/backup/alldatabases

#!/bin/bash
array=(
taller
taller2
taller3
)
len=${#array[*]}
USER="root"
PASS="contrasena"
DIR="/BCK_MYSQL"
DATE=`date +%d%m%Y.%H%M`
cd $DIR
i=0
while [ $i -lt $len ]; do
        `mysqldump --opt --user=$USER --password=$PASS ${array[$i]} > ${array[$i]}.$DATE.sql`
        `tar zcvf ${array[$i]}.$DATE.tar.gz ${array[$i]}.$DATE.sql`
        s`rm ${array[$i]}.$DATE.sql`
        echo "BASE ${array[$i]} --- OK"
        let i++
done