Abstract: Today internet is full of structured or unstructured information and this information influences people or society directly or indirectly. With the rapid growth of internet technologies, the web is considered as a worldís largest repository of knowledge. Web data processing is the method of handling high volume of data which is not so easy. Therefore, for the user benefits, web mining is used to identify the patterns by understanding the customer behaviour and evaluating a particular website based on the information stored in web log files. Web Mining is evaluated by using data mining techniques, like classification, clustering, and association rules. In this paper, we have given complete review on how to extract the useful data by using web mining techniques.

Keywords: Web mining, Classification, Clustering, Association rule.