XML Introduction (Cont.) The ability to specify new tags,and to create nested tag structures make XML a great way to exchange data,not just documents. Much of the use of XML has been in data exchange applications,not as a replacement for HTML Tags make data(relatively)self-documenting E.g. <bank> <account> <account number>A-101 </account number> <branch name> Downtown </branch name> <balance> 500 </balance> </account> <depositor> <account number>A-101 </account number> <customer name>Johnson </customer name> </depositor> </bank> Database System Concepts-5th Edition,Aug 22,2005. 10.4 ©Silberschat乜，Korth and SudarshanDatabase System Concepts - 5 10.4 ©Silberschatz, Korth and Sudarshan th Edition, Aug 22, 2005. XML Introduction (Cont.) The ability to specify new tags, and to create nested tag structures make XML a great way to exchange data, not just documents. Much of the use of XML has been in data exchange applications, not as a replacement for HTML Tags make data (relatively) self-documenting E.g. <bank> <account> <account_number> A-101 </account_number> <branch_name> Downtown </branch_name> <balance> 500 </balance> </account> <depositor> <account_number> A-101 </account_number> <customer_name> Johnson </customer_name> </depositor> </bank>