Things to Note ...

• Assignment 2 ... due Mon 24 May
• Quiz 5 ... available sometime ...
• Assignment 1 tested ... marks added sometime ...

In This Lecture ...

• Query processing (EN18, GUW16, RG12, KSS13)
• PostgreSQL query processing subsystem
• Transaction Processing (EN17, GUW8.6, RG16, KSS15)

Coming Up ...

• Implementing Atomicity/Durability (EN19, GUW17, RG18, KSS17)
• Implementing Isolation (EN18, GUW18,19, RG17, KSS16)