shell腳本連接mysql數據庫

#!/bin/bash　　

HOSTNAME="服務器ip"                                     #數據庫信息
PORT="3306"
USERNAME="root"
PASSWORD="數據庫密碼"

DBNAME="dl_adb_all"                                         #數據庫名稱
TABLENAME="account"                  #表名
update_sql="UPDATE ${TABLENAME} SET silver_coin=silver_coin+ 10000 where account in('ZZ666','ZZ205') and now()<'2020-05-14'"
select_sql="select age from table limit 1"
mysql -h${HOSTNAME}  -P${PORT}  -u${USERNAME} -p${PASSWORD} ${DBNAME} -e "${update_sql}"
mysql -h${HOSTNAME}  -P${PORT}  -u${USERNAME} -p${PASSWORD} ${DBNAME} -e  "${select_sql}"