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How the Knowledge Accelerators use custom attributes in Watson Knowledge Catalog

Custom attributes in Knowledge Accelerators

The Knowledge Accelerators make specific use of a number of custom attributes in Watson Knowledge Catalog.

These custom attributes and their usage is described in this table.

Table 1. Custom attributes in the Knowledge Accelerators
Custom Attribute Usage in IBM Knowledge Accelerators
Data Type Indicates what is the specific data type associated with a particular property term. This only relates to property terms. The current list of data type values are:
  • Boolean
  • String
  • Text
  • Binary
  • Reference data
  • Relationship
  • Decimal
  • Number
  • Monetary Amount
  • Percentage
  • Date
  • Datetime
  • Time
Cardinality Indicates what is the cardinality relating to an instance of a property, relationship or measure term. The following are the possible cardinality values:
  • 0..1 - optional, max 1. equivalent to nullable
  • 1..1 - mandatory, max 1. equivalent to not null
  • 0..n - optional, multivalue property - for example, comma-separated string or array/json/xml. Assume that the inverse of this relationship always 0 .. n
  • 1..n - as above but not nullable, mandatory at least 1 value
Formula Indicates what is the calculation expression details to be used in a formula assigned to a measure term.
Alternative Names Indicates a list of names that a term is also known as.
External Document Reference Indicates a reference to an external document.
Supportive Content Version Indicates the origin and version of the industry alignment content. Used with categories in the Industry Alignment Vocabularies.
Referenced Topic Indicates references to one or more other categories that represent alignment topics. Used with categories in the Industry Alignment Vocabularies.
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