ado.net 插入一条数据

/// <summary>
        //插入数据
        /// </summary>
        /// <param name="SQLString">计算查询结果语句</param>
        /// <returns>查询结果（object）</returns>
        public  int  ExecuteData(string SQLString, params SqlParameter[] cmdParms)
        {
            string connectionString = "Data Source=192.168.42.97;Initial Catalog=DataCompare;User ID=sa;Password=sa";
            int ret = 0;
            try
            {
                using (SqlConnection conn = new SqlConnection(connectionString))
                {
                    conn.Open();
                    using (SqlCommand cmd = conn.CreateCommand())
                    {
                        cmd.Parameters.AddRange(cmdParms);
                        cmd.CommandText = SQLString;
                        ret = cmd.ExecuteNonQuery();
                    }
 
                }
            }
            catch (Exception ex)
            {
                ret = 0;
            
            }
            return ret;
        }
 
 
 
  /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(InputData model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into InputData(");
            strSql.Append("code,name,newpric,jys,mtime,datatype,createtime");
            strSql.Append(") values (");
            strSql.Append("@code,@name,@newpric,@jys,@mtime,@datatype,@createtime");
            strSql.Append(") ");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
               new SqlParameter("@code", SqlDbType.NVarChar,100) ,            
                        new SqlParameter("@name", SqlDbType.NVarChar,100) ,            
                        new SqlParameter("@newpric", SqlDbType.NVarChar,20) ,            
                        new SqlParameter("@jys", SqlDbType.NVarChar,100) ,            
                        new SqlParameter("@mtime", SqlDbType.DateTime) ,            
                        new SqlParameter("@datatype", SqlDbType.NChar,10) ,            
                        new SqlParameter("@createtime", SqlDbType.DateTime)             
              
            };
            parameters[0].Value = model.code;
            parameters[1].Value = model.name;
            parameters[2].Value = model.newpric;
            parameters[3].Value = model.jys;
            parameters[4].Value = model.mtime;
            parameters[5].Value = model.datatype;
            parameters[6].Value = model.createtime;
            object obj = ExecuteData(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }

 作者：沐雪

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