I would take your sugeestions, my script is very initial stage, gathering data from different file,the reason I choose hash of array, in future I would be able to manupulate the data more flexiable and am still learning perl,I apperciate your help.If am worng please correct me

I have simillar so many keys like bbbb_rf1,ccc_12,in mutiple files, I should be able gather all the data and merge to a sinle table. you are always welcome to suggest better directopns.