/// <summary>
/// 向查询对象中添加参数值
/// </summary>
/// <param name="paraName"></param>
/// <param name="val"></param>
/// <param name="dataType"></param>
/// <returns></returns>
public virtual void AddParameterValue(string paraName, object val, DbType dataType)
{
if (String.IsNullOrEmpty(paraName))
{
throw new ArgumentNullException("paraName");
}
String pName = m_Adapter.AdaptParameterName(paraName);
IDataParameter para = m_Adapter.CreateParameter(pName, val);
para.DbType = dataType;
m_Params.Add(para);
}
