ITM 102 Lecture Notes - Database, Scalability, Data Mining

• School: Ryerson University
• Department: Information Technology Management
• Course: ITM 102
• Professor: johnlaughseen

Document Summary

7. 1 databases almost everything we used today is a database information: is data rolled up knowledge: is actionable information: information u can actually act upon theres different types of information, resides within indiivudals, resides within the organization every single email employee have is information granualitiy is another way to define the information transaction is the very very fine detail information transaction has to be turned to analytical data analytical data is the more core stuff, where u have statistics of all ur products, managers use more analytical information, looking at higher levels of information timeliness, real time info, reat time systems, everybody wants all the info they can handle in real time characterstics of high quality data and information, accuracy: no mistakes in info, completeness: make sure that nothing critical is missing, consistency: all the data is consistent with all the individual numbers.