void BuildSql(SingleOperationNode leftMember, Node rightMember, ExpressionType op)
{
if (leftMember.Operator == ExpressionType.Not)
BuildSql(leftMember as Node, rightMember, op);
else
BuildSql((dynamic)leftMember.Child, (dynamic)rightMember, op);
}
void BuildSql(Node leftMember, SingleOperationNode rightMember, ExpressionType op)
{
BuildSql(rightMember, leftMember, op);
}
void BuildSql(string field_type, SingleOperationNode node)
{
if(node.Operator == ExpressionType.Not)
_builder.Not();
BuildSql(field_type, node.Child);
}
void BuildSql(SingleOperationNode node)
{
if(node.Operator == ExpressionType.Not)
_builder.Not();
BuildSql(node.Child);
}