1. CS157A An Overview of Database Management Systems Tsau Young Lin -- T. Y. Lin Ph.D. Yale University Professor of Computer Science, San José State University http://www.cs.sjsu.edu/~tylin/

2. INTRODUCE YOURSELF (take a piece of paper and write) 1.Name 2.CS-Courses you have taken, Give the grade if it is in A-level.

3. Programming Expeirences What is the longest program you ever wrote (“library codes” will count as one per call) Fluent in Java “graphic interfaces

4. . Paradigm Shifting Data Processing to Big Data Analysis OLTP to OLAP OLTP: 2 second rules Jim Grey OLAP: ?

5. System Reliability IBM MainFrame: 24 minutes/yr Scheduled Down Time Unix: 8 hour/yr hours unexpected DT Window: 88 hours/yr unexpected DT