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• MARC BIB : Tenant cannot change the validation rules for Leader (LDR),  001, 005, 245, 999 ff, and control fields 006/007/008 008
  • EXCEPTION:  Can change Help URL 
  • EXCEPTION: 245/999 indicator - will follow standard indicator rules
  • EXCEPTION: 245/999 subfield - will follow standard subfield rules. 
• MARC AUTHORITY: Tenant cannot change the validation rules for Leader (LDR), 001, 005, 999 ff, and control field 006/007/008. 
  • EXCEPTION:  Can change Help URL 
  • EXCEPTION: 999 indicator - will follow standard indicator rules
  • EXCEPTION: 999 subfield - will follow standard subfield rules. 
• MARC Field
  • Required means the field is required to save the record. 
  • Non-repeatable (NR)/Repeatable (R) = Cannot save a record if the MARC field is set to NR and the MARC tag has been entered multiple times 
• Indicator 1 
  • If user enters an invalid value then system will log it as a Warn but proceed with saving the record 
• Indicator 2 
  • If user enters an invalid value then system will log it as a Warn but proceed with saving the record 
• Subfield 
  • If user enters an invalid value then system will log it as a Warn but proceed with saving the record 
  • Non-repeatable (NR)/Repeatable (R) = Cannot save a record if the subfield is set to NR and the subfield has been entered multiple times 
  • If subfield is required then cannot save the record
• If the library enters a MARC field that is not on the validation list then system will log it as a Warn but proceed with saving the record 
• ECS 
  • Local record will validate against the member library's validation list 
  • Shared record will validate against the central tenant's validation list 

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Types of MARC fields rules

• System: Tenant cannot change validation rules for the following fields

  • MARC BIB : LDR, 001, 005, 245 (only field), 999 ff, and control fields 006/007/008. 

  • MARC AUTHORITY:  LDR, 001, 005, 999 ff, and control field 008.

• Standard:  Some validation rules can be configured at the tenant level. Standard fields are documented by LOC as not local. (ex. 130) 

  245 indicator/subfields are standard but tag/field is standard.

   

• Local: all validation rules can be configured by the tenant. Local fields are: 

  • Not documented by LOC as a valid tag (ex. 192) 

  • Documented as a MARC local tag by LOC > 9xx, x9x, or xx9 (except 999 and 490)

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