}
@Override
protected Type visitComparisonExpression(ComparisonExpression node, AnalysisContext context)
{
OperatorType operatorType;
if (node.getType() == ComparisonExpression.Type.IS_DISTINCT_FROM) {
operatorType = OperatorType.EQUAL;
}
else {
operatorType = OperatorType.valueOf(node.getType().name());