UNIT 2 DATABASE DESIGN 9.pdf ER DIAGRAMS UNIT 5 TRANSACTION MANAGEMENT 9 f.pdf AND SQL UNIT 3 SQL 10.pdf ORACEL DATABASE QUERY OPTIMIZATION UNIT 4 NORMALIZATION AND QUERY OPTIMIZATION 9.pdf RELATIONAL DATABASE PURPOSE OF DATABASE SYSTEM DATABASE DESIGNS ER DIAGRAMS REATIONA; ALGEBRA TRANSACATION CONCEPTS ACID PNeed for Concurrencyroperties Serializability Relational data base and Er diagema Normalization 
