Find the file name requirements for uploading WorldShare Collection Evaluation circulation files, WorldCat knowledge base collections, and WorldCat data sync collections to exchange with OCLC.
7-digit data sync collection ID - Include as the first element of the file name, immediately followed by a period. This ensures that the file will be processed under the correct data sync collection.
OCLC institution symbol - Include as the second element of the file name, separated from the collection ID by a period.
General rules
Include
A period should be used to separate distinct elements within a file name.
A valid 7-digit data sync collection ID must be included at the beginning of the file name and must be immediately followed by a period.
The OCLC institution symbol for which the file should be processed must be included as the second element of the file name and must be preceded and followed by a period.
Alphanumeric characters are allowed. Letters can be both upper and lower case.
MARC data files (Bib or LHR) should have the filename extension that corresponds with the datatype, for example .mrc or .xml
Non-MARC data files should have the filename extension .csv.
Control characters @, $, and # will be converted as follows:
@ will be replaced with _64
$ will be replaced with _36
# will be replaced with _35
Do not include
Periods, dashes, and/or underscores at the beginning of the file name
Spaces and other non-alphanumeric characters
Watch a video
WorldCat data sync collections: Name files to upload (2:41)
This video reviews how to name files to upload for data sync processing.