# Row connection

A Row connection handles the actual data. The Row connections can be Main, Lookup, Reject, Output, Uniques/Duplicates, or Combine according to the nature of the flow processed.

### In this section

* [Main](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/main)
* [Lookup](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/lookup)
* [Filter](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/filter)
* [Rejects](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/rejects)
* [ErrorReject](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/errorreject)
* [Output](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/output)
* [Uniques/Duplicates](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/uniques-duplicates)
* [Multiple Input/Output](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/multiple-input-output)
* [Combine](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-05/combine)