Ling Wu is the Principal System Integration Engineer at EMC. She has been working on database, data warehouse, and business intelligence since 2000. She has served as DBA, BI developer, Data Warehouse Architect at T-mobile, AT&T, and Washington Mutual Bank. In the last couple of years, she has focused on data warehouse architecture on SQL and Oracle solution at Visa and EMC. Now, she works in the Enterprise solution group at EMC and is dedicated to cloud storage and storage solutions for enterprise data warehouse architecture.