using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Terra.YaoGan.Common;
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namespace Terra.YaoGan.Service
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{
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public class DataLake
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{
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sqlserverDBhelper DB = new sqlserverDBhelper();
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//获取当前选中的面积统计
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public DataTable GetCurrentArea(string where)
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{
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string sql = @"SELECT SUM(CAST(area as FLOAT)) lakeArea,simName,[time] from SSHP WHERE name='" + where
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+ "' GROUP BY [time],simName ORDER BY [time] ";
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DataTable dt = DB.QueryTable(sql);
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return dt;
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}
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//获取当前的选中的湖泊以及时间
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public DataTable GetManyYearAndLake(string where)
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{
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string sql = @"SELECT SUM(CAST(area as FLOAT)) lakeArea,simName,[time] from SSHP " + where
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+ " GROUP BY [time],simName ORDER BY [time] ";
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DataTable dt = DB.QueryTable(sql);
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return dt;
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}
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//获取多年多湖数据
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public DataTable GetManyYearAndManyLake(string sql)
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{
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DataTable dt = DB.QueryTable(sql);
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return dt;
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}
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//获取湖泊的数据
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public DataTable GetYear(string sql)
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{
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DataTable dt = DB.QueryTable(sql);
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return dt;
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}
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}
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}
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