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OCLC Support

Create a data sync collection

Choose a collection type to create. Generally, you will configure one collection for each type of data to be sent, making it easier to manage the process and maintain up-to-date holdings in WorldCat.

 Learn more in a training course: WorldCat data sync collections mechanics: create collections, upload files, and review output

Please note: When the system identifies duplicate records or multiple matches in your submitted data sync file, the file will be rerun in an attempt to resolve the issue. Multiple reports and files may be generated for each retry.

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