Structured Query language for all RDBMS and PL/SQL (SQL, PL/SQL) book is in-depth treatment of the SQL language for both technical and non-technical users, programmers, IT Professionals or engineering students, who wants to do Oracle certification and want to understand the impact of SQL in computer market. This book offers a conceptual framework for understanding of PL/SQL. It will show you, step-by-step, how to use SQL and PL/SQL features, with many illustrations and realistic examples to clarify SQL and PL/SQL concepts. The book also compares SQL products from leading RDBMS vendors describing their advantages, benefits to help you select the right query (SQL Statement) for your application. So user can try them for themselves and gain actual experience in using major database products like Oracle, Microsoft SQL Server, My SQL, SQLLite, and MS Access. It has a chapter on ?some important questions and answers? which will really help users to increase their knowledge and implement on Data base and also to face interviews. It has also a chapter on ?Practice Set doing Oracle certification ?which will really help user to increase their knowledge to do Oracle certification.