This paper discusses the acceptance of XML as a language for data interchange and the development of DB2 XML by IBM. It focuses on the extensions made to DB2's cost-based optimizer, emphasizing its support for XQuery as a query language. The paper also explores the largely declarative nature of XML

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XQuery is a powerful tool for converting complex IATI XML files to CSV format efficiently and effectively. This process involves using BaseX, a robust XML database engine, to run XQuery scripts and extract tree item data into concatenated columns. The resulting CSV file can then be imported into a d

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