If your CSV, JSON, XML, database table, NoSQL store or Java Object has “20160704000000” in it as a String or even a number then you are part of the Big Data problem and a long way from Fast Data. The space is occupies is one thing but performance is another.
To perform any sort of analytics on your data you need it in an efficient form for the CPU, in this case an int. From a business perspective if you’re trying to consolidate your counterpanes limit table with the daily Legal Entity Identifiers (LEIs) for risk compliance how are you going to do that if you can’t understand your data? John will walk through and demonstrate Java, mostly lambdas, that analyses your data and leaves you with data you can understand.