Exclude cache table with structure

#!/bin/bash
TMP="."
DB_USER="root"
DB_PASSWD="root"
DB="permata"
VERSION=`date +%F`

#First dump the structures
TABLES=`mysql --skip-column-names -e 'show tables' --user=${DB_USER} --password=${DB_PASSWD} ${DB}`
mysqldump --complete-insert --disable-keys --single-transaction --no-data --user=$DB_USER --password=$DB_PASSWD --opt $DB $TABLES > $TMP/$DB-$VERSION.sql
#Then dump the data, except for cache and temporary tables.
TABLES2=`echo "$TABLES" | grep -Ev "^(cache_.*|cachetags|sessions|watchdog)$"`
mysqldump --complete-insert --disable-keys --single-transaction --no-create-info --user=$DB_USER --password=$DB_PASSWD $DB $TABLES2 >> $TMP/$DB-$VERSION.sql
#Gzip everything
gzip -v $TMP/$DB-$VERSION.sql;