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| Attribute | Schema Datatype or Enumeration | Usage | Definition | Business Rules |
|---|---|---|---|---|
| Comparator | (LT | LE | GT | GE | EQ | NE | IN | NOTIN) | Required | Comparison operator used to compare the item and value(s). | |
| SoftHard | (Soft | Hard) | Optional | Type of range check. Soft indicates that a warning occurs when the RangeCheck fails. Hard indicates that an error occurs when the RangeCheck fails. | |
| ItemOID | textoidref | Optional | Identifies a variable to compare against. | Must match the ItemOID for an ItemRef sibling element within the ItemGroupDef. |
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