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The i2b2 breakdown architecture has been modified to support is modified to  support  the data table definition and new breakdown types for data request.User created data requests

• RPDO_TABLE_REQUEST is updated to store the default data table parameters
• HIVE_CELL_PARAMS has new parameters for global and email configurations and the export file generation location (currently on local drive)
• QT_RESULT_TYPE table has new entries for data table definition breakdown types
• QT_BREAKDOWN_PATH logs the data table definition id and the data export  execution details.
• QT_XML_RESULT logs XML documents containing e-mail details.  

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