public enum EqualityCompareOptions| None | 0 | Versions in lookups and the order of lookups are meaningful. |
| LookupIgnoreVersions | 1 | Ignore lookup versions. |
| Default | 2 | Default values, versions in lookups are meaningful but the order is not. |
| LookupsIgnoreOrder | 2 | Ignore lookups order. |
| TextCaseSensitive | 4 |