Skip to main content


Provides a unique ID which helps improving the quality of processed data. CRC stands for Cyclical Redundancy Checking.

tAddCRCRow calculates a surrogate key based on one or several columns and adds it to the defined schema.

This component is not shipped with your Talend Studio by default. You need to install it using the Feature Manager. For more information, see Installing features using the Feature Manager.

For more technologies supported by Talend, see Talend components.

Did this page help you?

If you find any issues with this page or its content – a typo, a missing step, or a technical error – let us know how we can improve!