public ExpressionSyntax VisitXmlColumnType(XmlColumnType xmlColumnType, ColumnContext columnContext)
        {
            ColumnModel columnModel = columnContext.ColumnModel;
            string      methodName  = xmlColumnType.IsNullable ? nameof(CreateNullableXmlColumn) : nameof(CreateXmlColumn);

            return(InvokeThis(methodName, LiteralExpr(columnModel.DbName.Name), GenColumnMeta(columnContext)));
        }
        public IdentifierNameSyntax VisitXmlColumnType(XmlColumnType xmlColumnType, object?arg)
        {
            string className = xmlColumnType.IsNullable ? nameof(NullableStringTableColumn) : nameof(StringTableColumn);

            return(SyntaxFactory.IdentifierName(className));
        }