what is the use of oracle bi publisher
Oracle BI Publisher BI Publisher separates the creation of data from the process of formatting it for different uses. The engine can format any well-formed XML data, allowing integration with any system that can generate XML, including Web Services[4] or any data source available through JDBC.[5] BI Publisher can merge multiple data sources into a single output document.
Database A database-management system (DBMS) is a computer-software application that interacts with end-users, other applications, and the database itself to capture and analyze data. A general-purpose DBMS allows the definition, creation, querying, update, and administration of databases.