使用ado.net 并试图过滤器内的日期,但继续得到错误。
string query1 = $"Select * from buy Where [date] >= {dmy} and [date] < {dmyplus}";
SqlConnection connection1 = new SqlConnection(ConnetionPath4);
SqlDataAdapter adapter1 = new SqlDataAdapter(query1, connection1);
DataTable data1 = new DataTable();
adapter1.Fill(data1);
通过这种方式dmy和dmyplus是 var dmy="'2021/21/11'" var dmyplus="'2021/22/11'"
我的错误是"转换的varchar数据类型datetime数据类型了一个范围值"