A comparison operator is an enumeration of several operations:
- EQ for equal.
- NE for not equal.
- IN checks for exact matches.
- LE for less than or equal to.
- LT for less than.
- GE for greater than or equal to.
- GT for greater than.
- BETWEEN for between.
- NOT_NULL for exists.
- NULL for not exists.
- CONTAINS for substring or value in a set.
- NOT_CONTAINS for absence of a substring or absence of a value in a set.
- BEGINS_WITH for a substring prefix.
Constraints:

C# |
public string ComparisonOperator { get; set; }