{'fraction_non_alphanumeric': 0.02292768959435626, 'fraction_numerical': 0.0, 'mean_word_length': 4.855670103092783, 'pattern_counts': {'":': 0, '<': 0, '<?xml version=': 0, '>': 0, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
The application of e-commerce system based on data warehouse

This paper describes the building process of the warehouse platform on the e-commerce systems, including research the basic theory, the system design, the ETL design of data preprocessing, as well as the OLAP analysis. The last part is a data warehouse implementation within the electronic commerce system. The paper realizes the real-time data warehouse modeling on the web platform. ETL data processing is also achieved under the rules. Finally on the OLAP part, the result is displayed using graphical.