Return whether this expression evaluates to true. The actual comparison
is performed by:
Utilities.compare(ObjectObject) which copes with
the object types.
Parameters: o - The current object to evaluate the expression on. Parameters: q - The Query object. true if the expression evaluates to true. throws: QueryExecutionException - If the expression cannot be evaluated.
Return a string version of the expression.
In the form:
Expression.toString Expression [ $ ] <|> [ = ]
Expression.toString Expression A string version of the expression.
Fields inherited from org.josql.expressions.BinaryExpression