Title :
The Research in Improving the Quality of DW Data: The Job-Scheduling and Checking Based Program in Upgrading DW Performance
Author :
Zhang, Jie ; Wen, Qiaoyan ; Zhang, Hua
Author_Institution :
Sch. of Comput., Beijing Univ. of Posts & Telecommun., Beijing, China
Abstract :
ETL is an important segment to build an accurate data warehouse. The improvements of the quality in the data warehouse help to guarantee the reliability and help the enterprise to summarize and use the data for a long period of time. There are many methods to improve the quality of data. The paper mainly focused on the ETL dispatcher and the way of checking to improve data quality of data warehouse. And the experiment on EMC projects had proved that it could improve data quality of DW effectively.
Keywords :
data warehouses; scheduling; ETL dispatcher; checking based program; data quality improvement; data warehouse; job-scheduling; Condition monitoring; Data mining; Data warehouses; Databases; Electromagnetic compatibility; Financial management; Job shop scheduling; Runtime; Telecommunication computing; Telecommunication network management;
Conference_Titel :
Wireless Communications, Networking and Mobile Computing, 2009. WiCom '09. 5th International Conference on
Conference_Location :
Beijing
Print_ISBN :
978-1-4244-3692-7
Electronic_ISBN :
978-1-4244-3693-4
DOI :
10.1109/WICOM.2009.5303181
