/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Model.chest_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update chest_type set ");
strSql.Append("type_length=@type_length,");
strSql.Append("type_high=@type_high,");
strSql.Append("type_wide=@type_wide");
strSql.Append(" where type_id=@type_id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@type_length", MySqlDbType.Decimal, 10),
new MySqlParameter("@type_high", MySqlDbType.Decimal, 10),
new MySqlParameter("@type_wide", MySqlDbType.Decimal, 10),
new MySqlParameter("@type_id", MySqlDbType.Int32, 32)
};
parameters[0].Value = model.type_length;
parameters[1].Value = model.type_high;
parameters[2].Value = model.type_wide;
parameters[3].Value = model.type_id;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(Model.chest_type model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into chest_type(");
strSql.Append("type_id,type_length,type_high,type_wide)");
strSql.Append(" values (");
strSql.Append("@type_id,@type_length,@type_high,@type_wide)");
MySqlParameter[] parameters =
{
new MySqlParameter("@type_id", MySqlDbType.Int32, 32),
new MySqlParameter("@type_length", MySqlDbType.Decimal, 10),
new MySqlParameter("@type_high", MySqlDbType.Decimal, 10),
new MySqlParameter("@type_wide", MySqlDbType.Decimal, 10)
};
parameters[0].Value = model.type_id;
parameters[1].Value = model.type_length;
parameters[2].Value = model.type_high;
parameters[3].Value = model.type_wide;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.chest_type DataRowToModel(DataRow row)
{
Model.chest_type model = new Model.chest_type();
if (row != null)
{
if (row["type_id"] != null && row["type_id"].ToString() != "")
{
model.type_id = int.Parse(row["type_id"].ToString());
}
if (row["type_length"] != null && row["type_length"].ToString() != "")
{
model.type_length = decimal.Parse(row["type_length"].ToString());
}
if (row["type_high"] != null && row["type_high"].ToString() != "")
{
model.type_high = decimal.Parse(row["type_high"].ToString());
}
if (row["type_wide"] != null && row["type_wide"].ToString() != "")
{
model.type_wide = decimal.Parse(row["type_wide"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Model.chest_type GetModel(int type_id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select type_id,type_length,type_high,type_wide from chest_type ");
strSql.Append(" where type_id=@type_id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@type_id", MySqlDbType.Int32, 32)
};
parameters[0].Value = type_id;
Model.chest_type model = new Model.chest_type();
DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
