我安装了 SqlHelper.DB NuGet 包(https://www.nuget.org/packages/SQLHelper.DB/)并且在将参数传递给 AddQuery 方法时遇到问题。我将 SqlParameter 列表传递给我的函数,但收到错误消息:“无法将参数值从 List`1 转换为 Int32。”
这是调用我的方法的代码:
SqlProcessor sqlproc = new SqlProcessor("Data Source = myserver; Initial Catalog = mydb; User ID = me; Password = $uper$ecret;");
List<SqlParameter> p = new List<SqlParameter>
{
new SqlParameter("@MyParam1", "param1"),
new SqlParameter("@MyParam2", "param2"),
};
List<dynamic> l = sqlproc.ExecuteNonQuery(new Models.SqlCommandHelper("dbo.spGoGadgetGo", p));
这是方法:
public List<dynamic> ExecuteNonQuery(SqlCommandHelper sch)
{
var results = SQLHelper.CreateBatch()
.AddQuery(sch.CommandType, sch.StoredProcedureName, sch.StoredProcedureParameters)
.Execute();
return results[0];
}
SqlCommandHelper 是我写的一个小类:
class SqlCommandHelper
{
public SqlCommandHelper(string spName, List<SqlParameter> parameters)
{
StoredProcedureName = spName;
StoredProcedureParameters = parameters;
CommandType = CommandType.StoredProcedure;
}
public SqlCommandHelper(string queryString)
{
QueryString = queryString;
CommandType = CommandType.Text;
}
public CommandType CommandType { get; set; }
public string StoredProcedureName { get; set; }
public string QueryString { get; set; }
public List<SqlParameter> StoredProcedureParameters { get; set; }
}
非常感谢任何帮助!