Esempio n. 1
0
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(Material.Model.level3 model)
        {
            StringBuilder strSql = new StringBuilder();

            strSql.Append("update level3 set ");
            strSql.Append("name=@name,");
            strSql.Append("level2_id=@level2_id,");
            strSql.Append("id3=@id3,");
            strSql.Append("level1_id=@level1_id");
            strSql.Append(" where ");
            SQLiteParameter[] parameters =
            {
                new SQLiteParameter("@name",      DbType.char,  2147483647),
                new SQLiteParameter("@level2_id", DbType.Int32,          8),
                new SQLiteParameter("@id3",       DbType.Int32,          8),
                new SQLiteParameter("@level1_id", DbType.Int32, 8)
            };
            parameters[0].Value = model.name;
            parameters[1].Value = model.level2_id;
            parameters[2].Value = model.id3;
            parameters[3].Value = model.level1_id;

            int rows = DbHelperSQLite.ExecuteSql(strSql.ToString(), parameters);

            if (rows > 0)
            {
                return(true);
            }
            else
            {
                return(false);
            }
        }
Esempio n. 2
0
        /// <summary>
        /// 增加一条数据
        /// </summary>
        public bool Add(Material.Model.level3 model)
        {
            StringBuilder strSql = new StringBuilder();

            strSql.Append("insert into level3(");
            strSql.Append("name,level2_id,id3,level1_id)");
            strSql.Append(" values (");
            strSql.Append("@name,@level2_id,@id3,@level1_id)");
            SQLiteParameter[] parameters =
            {
                new SQLiteParameter("@name",      DbType.char,  2147483647),
                new SQLiteParameter("@level2_id", DbType.Int32,          8),
                new SQLiteParameter("@id3",       DbType.Int32,          8),
                new SQLiteParameter("@level1_id", DbType.Int32, 8)
            };
            parameters[0].Value = model.name;
            parameters[1].Value = model.level2_id;
            parameters[2].Value = model.id3;
            parameters[3].Value = model.level1_id;

            int rows = DbHelperSQLite.ExecuteSql(strSql.ToString(), parameters);

            if (rows > 0)
            {
                return(true);
            }
            else
            {
                return(false);
            }
        }
Esempio n. 3
0
        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public Material.Model.level3 GetModel()
        {
            //该表无主键信息,请自定义主键/条件字段
            StringBuilder strSql = new StringBuilder();

            strSql.Append("select name,level2_id,id3,level1_id from level3 ");
            strSql.Append(" where ");
            SQLiteParameter[] parameters =
            {
            };

            Material.Model.level3 model = new Material.Model.level3();
            DataSet ds = DbHelperSQLite.Query(strSql.ToString(), parameters);

            if (ds.Tables[0].Rows.Count > 0)
            {
                return(DataRowToModel(ds.Tables[0].Rows[0]));
            }
            else
            {
                return(null);
            }
        }
Esempio n. 4
0
 /// <summary>
 /// 得到一个对象实体
 /// </summary>
 public Material.Model.level3 DataRowToModel(DataRow row)
 {
     Material.Model.level3 model = new Material.Model.level3();
     if (row != null)
     {
         if (row["name"] != null)
         {
             model.name = row["name"].ToString();
         }
         if (row["level2_id"] != null && row["level2_id"].ToString() != "")
         {
             model.level2_id = int.Parse(row["level2_id"].ToString());
         }
         if (row["id3"] != null && row["id3"].ToString() != "")
         {
             model.id3 = int.Parse(row["id3"].ToString());
         }
         if (row["level1_id"] != null && row["level1_id"].ToString() != "")
         {
             model.level1_id = int.Parse(row["level1_id"].ToString());
         }
     }
     return(model);
 }