Metadata needs to be organized for data sharing to be productive, for the simple reason that users need to know what the data is. The need for this becomes increasingly pressing as the number of useful and potentially useful data sources increases – and it now increasing quite dramatically.
The chief reason for sharing data within any business is to feed the wide variety of BI and analytics applications that are now becoming indispensable business drivers. As the number of data sources increases, so does the potential of the data to make a difference. But that potential will only be realized if the metadata is well-documented and well-managed.
I have taken the above quote from a great article in Information Management entitled, “Does Big Data Mean Big Metadata?” I would recommend clicking on the link to read the whole article.