JCK.DAL/DAL_DEC_ZT.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data.SqlClient;
using System.Data;
using JCK.DBUtility;

namespace JCK.DAL
{
    /// <summary>
    /// 数据访问类:DAL_DEC_ZT
    /// </summary>
    public partial class DAL_DEC_ZT
    {
        public DAL_DEC_ZT()
        { }
        #region  BasicMethod

        public string MinId(string gl_id)
        {
            string id = "";

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select min(Id) id");
            strSql.Append(" FROM DEC_ZT ");
            strSql.Append(" where gl_id=@gl_id and czr is null");
            SqlParameter[] parameters = {
					new SqlParameter("@gl_id", SqlDbType.NVarChar,50)
			};
            parameters[0].Value = gl_id;

            DataTable dt = DbHelperSQL.Query(strSql.ToString(), parameters).Tables[0];
            if (dt.Rows.Count > 0)
            {
                id = dt.Rows[0]["id"].ToString();
            }

            return id;
        }


        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(JCK.Model.DEC_ZT model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into DEC_ZT(");
            strSql.Append("gl_id,zt_value,czr,czsj,dx_sjhm)");
            strSql.Append(" values (");
            strSql.Append("@gl_id,@zt_value,@czr,@czsj,@dx_sjhm)");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
					new SqlParameter("@gl_id", SqlDbType.VarChar,50),
					new SqlParameter("@zt_value", SqlDbType.VarChar,20),
					new SqlParameter("@czr", SqlDbType.VarChar,20),
					new SqlParameter("@czsj", SqlDbType.DateTime),
					new SqlParameter("@dx_sjhm", SqlDbType.VarChar,15)
                                        };