# Deduplication components

| [tRuleSurvivorship](https://help.qlik.com/talend/r/en-US/7.2/data-matching/trulesurvivorship) | Creates the single representation of an entity according to business rules and can<br>create a master copy of data for Master Data Management. |
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| [tSurviveFields](https://help.qlik.com/talend/r/en-US/7.2/data-matching/tsurvivefields) | Centralizes data from various and heterogeneous sources to create a master copy of<br>data for MDM. |
| [tUniqRow](https://help.qlik.com/talend/r/en-US/7.2/data-matching/tuniqrow) | Ensures data quality of input or output flow in a Job. |