• Article Type: General
• Product: Primo
• Product Version: 4.7

Problem Symptoms:

• A large number of records contain the same value for browse/callnumber
• Browse search returns a huge number of results

Cause:
A large number of records contain the same value for the browse/callnumber field of the PNX. This is often a generic value such as "internet" or "microform."

Resolution:
Add a condition to all normalization rules for browse/callnumber:

Advanced Configuration > Full Normalization Rule Configuration > PNX Section: Browse > Field: Call Number

Conditions Logic: True
Condition 1:

• Logic: False
• Source: <field and sub-field in which call number is included> - for example, 949 d
• Success if : Match Current
• Routine: Check string equals string/<string> - for example, MICROFORM