/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(HistoryItemEntity model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update HistoryItem set ");
strSql.Append("HI_name=@HI_name");
strSql.Append(" where HI_ID=@HI_ID");
SqlParameter[] parameters =
{
new SqlParameter("@HI_name", SqlDbType.NVarChar, 50),
new SqlParameter("@HI_ID", SqlDbType.Int, 4)
};
parameters[0].Value = model.HI_name;
parameters[1].Value = model.HI_ID;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(HistoryItemEntity model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into HistoryItem(");
strSql.Append("HI_name)");
strSql.Append(" values (");
strSql.Append("@HI_name)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@HI_name", SqlDbType.NVarChar, 50)
};
parameters[0].Value = model.HI_name;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public HistoryItemEntity DataRowToModel(DataRow row)
{
HistoryItemEntity model = new HistoryItemEntity();
if (row != null)
{
if (row["HI_ID"] != null && row["HI_ID"].ToString() != "")
{
model.HI_ID = int.Parse(row["HI_ID"].ToString());
}
if (row["HI_name"] != null)
{
model.HI_name = row["HI_name"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public HistoryItemEntity GetModel(int HI_ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 HI_ID,HI_name from HistoryItem ");
strSql.Append(" where HI_ID=@HI_ID");
SqlParameter[] parameters =
{
new SqlParameter("@HI_ID", SqlDbType.Int, 4)
};
parameters[0].Value = HI_ID;
HistoryItemEntity model = new HistoryItemEntity();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(HistoryItemEntity model)
{
return(dal.Update(model));
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(HistoryItemEntity model)
{
return(dal.Add(model));
}
