• 多条件查询分页


    /// <summary>
            /// 多条件组合查询
            /// </summary>
            /// <param name="suppliercode">供应商代码</param>
            /// <param name="materialcode">物料代码</param>
            /// <param name="beginDate">合同有效日期搜索开始日期</param>
            /// <param name="endDate">合同有效日期搜索结束日期</param>
            /// <param name="companyType">厂别</param>
            /// <param name="formState">状态</param>
            /// <param name="POCT">POCT</param>
            /// <param name="orderField">排序字段</param>
            /// <returns></returns>
            public IList<Entity.CAS.PriceFormInfo> MultiSearch(string suppliercode, string materialcode, string beginDate, string endDate, string companyType, string formState, string POCT, string orderField, int pagesize, int pageindex)
            {
                SqlParameter[] Parms =
                   {
                       new SqlParameter("@tblName",SqlDbType.VarChar,255),
                       new SqlParameter("@strGetFields",SqlDbType.VarChar,1000),
                       new SqlParameter("@fldName",SqlDbType.VarChar,255),
                       new SqlParameter("@PageSize",SqlDbType.Int,4),
                       new SqlParameter("@PageIndex",SqlDbType.Int,4),
                       new SqlParameter("@doCount",SqlDbType.Int,4),
                       new SqlParameter("@OrderType",SqlDbType.Int,4),
                       new SqlParameter("@strWhere",SqlDbType.VarChar,1500),
                   };
                Parms[0].Value = "UBS_CAS_PriceForm";
                Parms[1].Value = "*";
                Parms[2].Value = "FormID";
                Parms[3].Value = pagesize;
                Parms[4].Value = pageindex;
                Parms[5].Value = 0;
                Parms[6].Value = 1;
                string sql_select="1=1";
                if(!string.IsNullOrEmpty(suppliercode))
                {
                    sql_select+="and suppliercode='"+suppliercode.ToString()+"'";
                }
                if(!string.IsNullOrEmpty(materialcode))
                {
                    sql_select+=" and materialcode='"+materialcode.ToString()+"'";
                }
                if (!string.IsNullOrEmpty(companyType.ToString()))
                {
                    sql_select += " and companytype=" + companyType.ToString();
                }
                if(!string.IsNullOrEmpty(POCT))
                {
                     sql_select+=" and POCT='"+POCT.ToString() +"'";
                }
                if(!string.IsNullOrEmpty(formState.ToString()))
                {
                     sql_select+=" and formState="+formState.ToString() ;
                }
                if(!string.IsNullOrEmpty(beginDate.ToString()) && !string.IsNullOrEmpty(endDate.ToString()))
                {
                    sql_select+= "  And [EffectiveDate] >='" + beginDate.ToString() + "' And [EffectiveDate]<= '" + endDate.ToString() + " '";
                }
                Parms[7].Value = sql_select;
                //Parms[7].Value = "1=1 and suppliercode is null or suppliercode='" + suppliercode.ToString().Trim() + "' and materialcode is null or materialcode='" + materialcode.ToString() + "' AND companytype is null or CompanyType=" + companyType.ToString() + " AND POCT is null or POCT='" + POCT.ToString() + "' AND EffectiveDate between   '" + beginDate.ToString() + "' AND  '" + endDate.ToString() + "'";
                IList<Entity.CAS.PriceFormInfo> FormList = new List<Entity.CAS.PriceFormInfo>();
                using (SqlDataReader dr = SqlHelper.ExecuteReader(SqlHelper.ConnectionStringProfile, CommandType.StoredProcedure, "UBS_System_Page", Parms))
                {
                    while (dr.Read())
                    {
                        Entity.CAS.PriceFormInfo priceForm = new Entity.CAS.PriceFormInfo(Convert.ToInt32(dr["formID"]), dr["materialCode"].ToString().Trim(), dr["materialDesc"].ToString().Trim(), dr["supplierCode"].ToString().Trim(), dr["supplierName"].ToString().Trim(), dr["payment"].ToString().Trim(), Convert.ToDouble(dr["tax"]), dr["currencyType"].ToString().Trim(), Convert.ToDateTime(dr["effectiveDate"]), dr["processMarDealWay"].ToString().Trim(), dr["productMarDealWay"].ToString().Trim(), dr["guaranDealWay"].ToString().Trim(), dr["idelDealWay"].ToString().Trim(), Convert.ToInt32(dr["companyType"]), dr["purchaser"].ToString().Trim(), Convert.ToInt32(dr["purchaserUID"]), dr["auditor"].ToString().Trim(), Convert.ToInt32(dr["auditorUID"]), dr["description"].ToString().Trim(), Convert.ToDateTime(dr["pubDate"]), Convert.ToInt32(dr["formState"]), dr["rejectReason"].ToString().Trim(), Convert.ToInt32(dr["itemCostModelID"]), Convert.ToDouble(dr["price"]), Convert.ToDateTime(dr["checkedDate"]), Convert.ToDouble(dr["profits"]), Convert.ToDouble(dr["totalTaxPercent"]), Convert.ToDouble(dr["processMarTax"]), Convert.ToDouble(dr["productMarTax"]), Convert.ToDouble(dr["guaranTax"]), Convert.ToInt32(dr["IsCurrentPrice"]), Convert.ToInt32(dr["FormType"]), dr["POCT"].ToString().Trim(), Convert.ToInt32(dr["MaterialClass"]), dr["Checker"].ToString().Trim(), Convert.ToInt32(dr["CheckerUID"]), Convert.ToInt32(dr["IsBatch"]), dr["AttributePath"].ToString().Trim(), dr["BatchNo"].ToString().Trim());
                        FormList.Add(priceForm);
                    }
                }
                return FormList;
            }

    存储过程实现代码:(这个可以通用,在SQL或Access都可以用的)

    程序代码 程序代码

    -- =============================================
    -- Author:Dezai  www.Dezai.cn
    -- Create date:2008-06-04 11:19:52
    -- Description:查询分页集合(通用存储过程)
    -- =============================================
    Create PROCEDURE UP_GetCollectionPage
        (
            @tblName VARCHAR(255), -- 表名
            @strGetFields VARCHAR(1000) = '*', -- 需要返回的列
            @fldName VARCHAR(255)='', -- 排序的字段名
            @PageSize INT = 10, -- 页尺寸
            @PageIndex INT = 1, -- 页码
            @doCount BIT = 0, -- 返回记录总数, 非 0 值则返回
            @OrderType BIT = 0, -- 设置排序类型, 非 0 值则降序
            @strWhere VARCHAR(1500) = '' -- 查询条件 (注意: 不要加 Where)
        )
    AS
        SET NOCOUNT ON
            DECLARE @strSQL VARCHAR(5000) -- 主语句
            DECLARE @strTmp VARCHAR(110) -- 临时变量
            DECLARE @strOrder VARCHAR(400) -- 排序类型
            IF(@doCount != 0)
                BEGIN
                    IF @strWhere !=''
                        SET @strSQL = 'Select COUNT(1) AS Total FROM [' + @tblName + '] Where '+@strWhere
                    ELSE
                        SET @strSQL = 'Select COUNT(1) AS Total FROM [' + @tblName + ']'
                END
                --以上代码的意思是如果@doCount传递过来的不是0,就执行总数统计。以下的所有代码都是@doCount为0的情况
            ELSE
                BEGIN
                    IF @OrderType != 0
                        BEGIN
                            SET @strTmp = '<(Select MIN'
                            SET @strOrder = ' orDER BY [' + @fldName +'] DESC'
                            --如果@OrderType不是0,就执行降序,这句很重要
                        END
                    ELSE
                        BEGIN
                            SET @strTmp = '>(Select MAX'
                            SET @strOrder = ' orDER BY [' + @fldName +'] ASC'
                        END
                    IF @PageIndex = 1
                        BEGIN
                            IF @strWhere != ''
                                SET @strSQL = 'Select TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM [' + @tblName + '] Where ' + @strWhere + ' ' + @strOrder
                            ELSE
                                SET @strSQL = 'Select TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM ['+ @tblName + '] '+ @strOrder
                            --如果是第一页就执行以上代码,这样会加快执行速度
                        END
                    ELSE
                        BEGIN
                            --以下代码赋予了@strSQL以真正执行的SQL代码
                            SET @strSQL = 'Select TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM ['
                            + @tblName + '] Where [' + @fldName + ']' + @strTmp + '(['+ @fldName + ']) FROM (Select TOP ' + str((@PageIndex-1)*@PageSize) + ' ['+ @fldName + '] FROM [' + @tblName + ']' + @strOrder + ') AS tblTmp)'+ @strOrder
                            IF @strWhere != ''
                            SET @strSQL = 'Select TOP ' + str(@PageSize) +' '+@strGetFields+ ' FROM ['
                            + @tblName + '] Where [' + @fldName + ']' + @strTmp + '(['
                            + @fldName + ']) FROM (Select TOP ' + str((@PageIndex-1)*@PageSize) + ' ['
                            + @fldName + '] FROM [' + @tblName + '] Where ' + @strWhere + ' '
                            + @strOrder + ') AS tblTmp) AND ' + @strWhere + ' ' + @strOrder
                        END
                END
            EXEC (@strSQL)
        SET NOCOUNT OFF
    GO

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  • 原文地址:https://www.cnblogs.com/duwamish/p/1457561.html
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