The DCB system is unable to supply data for missing variable-length fields, as this information will vary from record to record. All data if applicable should be transmitted for an item Data must be delivered in a consistent format with each of the following elements within a defined subfield: Field Description Data format Data Specs Notes Unique A control number (e.g. Alphanumeric Minimum of .Number must be Identifier record number) unique to string. No 5 chars; static and not the record from the punctuation. maximum of subject to change. exporting system. Examples: 20 chars. For use as a match point i1029348 for overlay. A098987 90876543 Item A value unique to an item 14 digit numeric Any A barcode can Barcode record from the exporting value with check alphanumeric only be used for system. digit. Example: value. one item. Note, it Used for circulating an 30150432100001 No is preferable that item. Can also be used as punctuation, patron and item the match point for barcode schemas overlay if static. are different. Item The current circulation Alphanumeric. Selected status status of the item. Used to Examples: ascii chars determine if an item is checked out (e.g. ) “-“ requestable or not 01 upon requestable. missing approval Item type The type of item. Used to Alphanumeric. Selected define groups of items that Examples: ascii chars may circulate differently. 101 (e.g. ) “-“ AV upon approval Call The item's call number. Any ascii Maximum 30 number Used for display in characters. characters catalog; prints on pagin Example: slip for retrieval within DS132 .J49 owing library. Fic Bre
The DCB system is unable to supply data for missing variable-length fields, as this information will vary from record to record. All data if applicable should be transmitted for an item Data must be delivered in a consistent format with each of the following elements within a defined subfield: Field Description Data format Data Specs Notes Unique Identifier A control number (e.g. record number) unique to the record from the exporting system. For use as a match point for overlay. Alphanumeric string. No punctuation. Examples: i1029348 A098987 90876543 Minimum of 5 chars; maximum of 20 chars. .Number must be static and not subject to change. Item Barcode A value unique to an item record from the exporting system. Used for circulating an item. Can also be used as the match point for overlay if static. 14 digit numeric value with check digit. Example: 30150432100001 Any alphanumeric value. No punctuation, A barcode can only be used for one item. Note, it is preferable that patron and item barcode schemas are different. Item status The current circulation status of the item. Used to determine if an item is requestable or not requestable. Alphanumeric. Examples: checked out 01 missing Selected ascii chars (e.g. “-“ ) upon approval Item type The type of item. Used to define groups of items that may circulate differently. Alphanumeric. Examples: 101 AV Selected ascii chars (e.g. “-“ ) upon approval Call number The item's call number. Used for display in catalog; prints on pagin slip for retrieval within owing library. Any ascii characters. Example: DS132 .J49 Fic Bre Maximum 30 characters