Relational Data Model (including Referential Integrity), SQL and DB2 Utilities, Query Processing and QMF, Catalog and Directory, Application Processing and CICS Transaction Management, Security and Authorization, Flow of SQL, Explain and Performance, Connection Protocols and Threads, Data Integrity, Locking and Concurrency, Logical Data Base Design, DB2 and IBM's System Application Architecture (SAA), OS2/EE and CSP, Distributed Data Management (DDBMS), IBM's Implementation of DDBMS in OS/2 and DB2.