/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Shop.Model.SmallClass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_smallClass set ");
strSql.Append("smallname=@smallname,");
strSql.Append("smallsort=@smallsort,");
strSql.Append("bigname=@bigname,");
strSql.Append("bigid=@bigid");
strSql.Append(" where smallid=@smallid");
SqlParameter[] parameters =
{
new SqlParameter("@smallname", SqlDbType.VarChar, 20),
new SqlParameter("@smallsort", SqlDbType.Int, 4),
new SqlParameter("@bigname", SqlDbType.VarChar, 20),
new SqlParameter("@smallid", SqlDbType.Int, 4),
new SqlParameter("@bigid", SqlDbType.Int, 4)
};
parameters[0].Value = model.smallname;
parameters[1].Value = model.smallsort;
parameters[2].Value = model.bigname;
parameters[3].Value = model.smallid;
parameters[4].Value = model.bigid;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.SmallClass DataRowToModel(DataRow row)
{
Shop.Model.SmallClass model = new Shop.Model.SmallClass();
if (row != null)
{
if (row["smallid"] != null && row["smallid"].ToString() != "")
{
model.smallid = int.Parse(row["smallid"].ToString());
}
if (row["bigid"] != null && row["bigid"].ToString() != "")
{
model.bigid = int.Parse(row["bigid"].ToString());
}
if (row["smallname"] != null)
{
model.smallname = row["smallname"].ToString();
}
if (row["smallsort"] != null && row["smallsort"].ToString() != "")
{
model.smallsort = int.Parse(row["smallsort"].ToString());
}
if (row["bigname"] != null)
{
model.bigname = row["bigname"].ToString();
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Shop.Model.SmallClass model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_smallClass(");
strSql.Append("bigid,smallname,smallsort,bigname)");
strSql.Append(" values (");
strSql.Append("@bigid,@smallname,@smallsort,@bigname)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@bigid", SqlDbType.Int, 4),
new SqlParameter("@smallname", SqlDbType.VarChar, 20),
new SqlParameter("@smallsort", SqlDbType.Int, 4),
new SqlParameter("@bigname", SqlDbType.VarChar, 20)
};
parameters[0].Value = model.bigid;
parameters[1].Value = model.smallname;
parameters[2].Value = model.smallsort;
parameters[3].Value = model.bigname;
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 Shop.Model.SmallClass GetModel(int smallid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 smallid,bigid,smallname,smallsort,bigname from t_smallClass ");
strSql.Append(" where smallid=@smallid");
SqlParameter[] parameters =
{
new SqlParameter("@smallid", SqlDbType.Int, 4)
};
parameters[0].Value = smallid;
Shop.Model.SmallClass model = new Shop.Model.SmallClass();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
