OGC Web Feature Service (WFS) - Property Based Filtering

LGS Aeronautical Information Request Service 0.9.0 implements the following comparison operators: PropertyIsEqualTo, PropertyIsNotEqualTo, PropertyIsLessThan, PropertyIsGreaterThan, PropertyIsLessThanOrEqualTo, PropertyIsGreaterThanOrEqualTo, PropertyIsLike, PropertyIsBetween, PropertyIsNull. Logical operators are also supported but does not implement additional functions.