/// <summary> /// 得到一个对象实体 /// </summary> public LPWeb.Model.PointFieldDesc GetModel(decimal PointFieldId) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 PointFieldId,Label,DataType from PointFieldDesc "); strSql.Append(" where PointFieldId=@PointFieldId "); SqlParameter[] parameters = { new SqlParameter("@PointFieldId", SqlDbType.Decimal) }; parameters[0].Value = PointFieldId; LPWeb.Model.PointFieldDesc model = new LPWeb.Model.PointFieldDesc(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { if (ds.Tables[0].Rows[0]["PointFieldId"].ToString() != "") { model.PointFieldId = decimal.Parse(ds.Tables[0].Rows[0]["PointFieldId"].ToString()); } model.Label = ds.Tables[0].Rows[0]["Label"].ToString(); if (ds.Tables[0].Rows[0]["DataType"].ToString() != "") { model.DataType = int.Parse(ds.Tables[0].Rows[0]["DataType"].ToString()); } return(model); } else { return(null); } }
/// <summary> /// 增加一条数据 /// </summary> public void Add(LPWeb.Model.PointFieldDesc model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into PointFieldDesc("); strSql.Append("PointFieldId,Label,DataType)"); strSql.Append(" values ("); strSql.Append("@PointFieldId,@Label,@DataType)"); SqlParameter[] parameters = { new SqlParameter("@PointFieldId", SqlDbType.Decimal, 5), new SqlParameter("@Label", SqlDbType.NVarChar, 50), new SqlParameter("@DataType", SqlDbType.SmallInt, 2) }; parameters[0].Value = model.PointFieldId; parameters[1].Value = model.Label; parameters[2].Value = model.DataType; DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); }
/// <summary> /// 更新一条数据 /// </summary> public void Update(LPWeb.Model.PointFieldDesc model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update PointFieldDesc set "); strSql.Append("PointFieldId=@PointFieldId,"); strSql.Append("Label=@Label,"); strSql.Append("DataType=@DataType"); strSql.Append(" where PointFieldId=@PointFieldId "); SqlParameter[] parameters = { new SqlParameter("@PointFieldId", SqlDbType.Decimal, 5), new SqlParameter("@Label", SqlDbType.NVarChar, 50), new SqlParameter("@DataType", SqlDbType.SmallInt, 2) }; parameters[0].Value = model.PointFieldId; parameters[1].Value = model.Label; parameters[2].Value = model.DataType; DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); }