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48 lines
2.1 KiB
48 lines
2.1 KiB
using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Data.SqlClient;
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namespace FangYar.Common
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{
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/// <summary>
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/// SQL分页帮助类
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/// </summary>
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public class SqlPagerHelper
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{
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/// <summary>
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/// 获取分页数据（单表分页）
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/// </summary>
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/// <param name="tableName">表名</param>
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/// <param name="columns">要取的列名（逗号分开）</param>
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/// <param name="order">排序</param>
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/// <param name="pageSize">每页大小</param>
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/// <param name="pageIndex">当前页</param>
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/// <param name="where">查询条件</param>
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/// <param name="totalCount">总记录数</param>
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public static DataTable GetPager(string tableName, string columns, string order, int pageSize, int pageIndex, string where, out int totalCount)
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{
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SqlParameter[] paras = {
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new SqlParameter("@tablename",SqlDbType.VarChar,100),
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new SqlParameter("@columns",SqlDbType.VarChar,500),
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new SqlParameter("@order",SqlDbType.VarChar,100),
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new SqlParameter("@pageSize",SqlDbType.Int),
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new SqlParameter("@pageIndex",SqlDbType.Int),
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new SqlParameter("@where",SqlDbType.VarChar,2000),
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new SqlParameter("@totalCount",SqlDbType.Int)
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};
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paras[0].Value = tableName;
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paras[1].Value = columns;
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paras[2].Value = order;
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paras[3].Value = pageSize;
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paras[4].Value = pageIndex;
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paras[5].Value = where;
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paras[6].Direction = ParameterDirection.Output; //输出参数
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DataTable dt = FangYar.Common.MySqlHelper.GetDataTable(FangYar.Common.MySqlHelper.connStr, CommandType.StoredProcedure, "sp_Pager", paras);
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totalCount = Convert.ToInt32(paras[6].Value); //赋值输出参数，即当前记录总数
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return dt;
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}
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}
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}
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