linux常用shell命令汇总

补数据

startDate=20180901
endDate=20181021
startSec=`date -d "$startDate" "+%s"`
endSec=`date -d "$endDate" "+%s"`
for((i=$startSec;i<=$endSec;i+=86400))
do
dtb=`date -d "@$i" "+%Y-%m-%d"`
hive -e "
"
done