# Reporting related topic

### In this section

* [Context definition and usage](https://help.qlik.com/talend/en-US/components/7.3/reporting/context-definition-and-usage)
* [Rules used by tDqReportRun to merge context groups and context variables](https://help.qlik.com/talend/en-US/components/7.3/reporting/rules-used-by-tdqreportrun-to-merge-context-groups-and-context-variables)