[root@R610-1 db]# cat clean2.sh#!/bin/bashmysql -u root -p112358s -e "use uarticles_2018;show tables;" | egrep -o articles_0[12][0-9]{2} >/tmp/aa.txt
for i in `cat /tmp/aa.txt`do echo "TRUNCATE TABLE $i;" >>/home/db/trun_tb.txtdone