Structure of XML Data (Cont.) Mixture of text with sub-elements is legal in XML. Example: <account> This account is seldom used any more. <account_number>A-102</account number> <branch_name>Perryridge</branch_name> <balance>400 </balance> </account> Useful for document markup,but discouraged for data representation Database System Concepts-5th Edition,Aug 22,2005. 10.11 ©Silberschat乜，Korth and SudarshanDatabase System Concepts - 5 10.11 ©Silberschatz, Korth and Sudarshan th Edition, Aug 22, 2005. Structure of XML Data (Cont.) Mixture of text with sub-elements is legal in XML. Example: <account> This account is seldom used any more. <account_number> A-102</account_number> <branch_name> Perryridge</branch_name> <balance>400 </balance> </account> Useful for document markup, but discouraged for data representation