496 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C#
		
	
	
	
			
		
		
	
	
			496 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			C#
		
	
	
	
/*
 | 
						|
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
 | 
						|
 *
 | 
						|
 * This program is free software: you can use, redistribute, and/or modify
 | 
						|
 * it under the terms of the GNU Affero General Public License, version 3
 | 
						|
 * or later ("AGPL"), as published by the Free Software Foundation.
 | 
						|
 *
 | 
						|
 * This program is distributed in the hope that it will be useful, but WITHOUT
 | 
						|
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 | 
						|
 * FITNESS FOR A PARTICULAR PURPOSE.
 | 
						|
 *
 | 
						|
 * You should have received a copy of the GNU Affero General Public License
 | 
						|
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 | 
						|
 */
 | 
						|
 | 
						|
using System;
 | 
						|
using System.Text;
 | 
						|
using System.Collections.Generic;
 | 
						|
using System.Runtime.InteropServices;
 | 
						|
using System.Collections;
 | 
						|
 | 
						|
namespace TDengineDriver
 | 
						|
{
 | 
						|
  class TDengineTest
 | 
						|
  {
 | 
						|
    //connect parameters
 | 
						|
    private string host;
 | 
						|
    private string configDir;
 | 
						|
    private string user;
 | 
						|
    private string password;
 | 
						|
    private short  port = 0;
 | 
						|
 | 
						|
    //sql parameters
 | 
						|
    private string dbName;
 | 
						|
    private string stableName;
 | 
						|
    private string tablePrefix;
 | 
						|
 | 
						|
    private bool isInsertData;
 | 
						|
    private bool isQueryData;
 | 
						|
 | 
						|
    private long tableCount;
 | 
						|
    private long totalRows;
 | 
						|
    private long batchRows;
 | 
						|
    private long beginTimestamp = 1551369600000L;
 | 
						|
 | 
						|
    private IntPtr conn = IntPtr.Zero;
 | 
						|
    private long rowsInserted = 0;
 | 
						|
 | 
						|
    static void Main(string[] args)
 | 
						|
    {
 | 
						|
      TDengineTest tester = new TDengineTest();
 | 
						|
      tester.ReadArgument(args);
 | 
						|
 | 
						|
      Console.WriteLine("---------------------------------------------------------------");
 | 
						|
      Console.WriteLine("Starting Testing...");
 | 
						|
      Console.WriteLine("---------------------------------------------------------------");
 | 
						|
 | 
						|
      tester.InitTDengine();
 | 
						|
      tester.ConnectTDengine();
 | 
						|
      tester.CreateDbAndTable();
 | 
						|
      tester.ExecuteInsert();
 | 
						|
      tester.ExecuteQuery();
 | 
						|
      tester.CloseConnection();
 | 
						|
 | 
						|
      Console.WriteLine("---------------------------------------------------------------");
 | 
						|
      Console.WriteLine("Stop Testing...");
 | 
						|
      Console.WriteLine("---------------------------------------------------------------");
 | 
						|
 | 
						|
    }
 | 
						|
 | 
						|
    public long GetArgumentAsLong(String[] argv, String argName, int minVal, int maxVal, int defaultValue)
 | 
						|
    {
 | 
						|
      int argc = argv.Length;
 | 
						|
      for (int i = 0; i < argc; ++i)
 | 
						|
      {
 | 
						|
        if (argName != argv[i])
 | 
						|
        {
 | 
						|
          continue;
 | 
						|
        }
 | 
						|
        if (i < argc - 1)
 | 
						|
        {
 | 
						|
          String tmp = argv[i + 1];
 | 
						|
          if (tmp[0] == '-')
 | 
						|
          {
 | 
						|
            Console.WriteLine("option {0:G} requires an argument", tmp);
 | 
						|
            ExitProgram();
 | 
						|
          }
 | 
						|
 | 
						|
          long tmpVal = Convert.ToInt64(tmp);
 | 
						|
          if (tmpVal < minVal || tmpVal > maxVal)
 | 
						|
          {
 | 
						|
            Console.WriteLine("option {0:G} should in range [{1:G}, {2:G}]", argName, minVal, maxVal);
 | 
						|
            ExitProgram();
 | 
						|
          }
 | 
						|
 | 
						|
          return tmpVal;
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      return defaultValue;
 | 
						|
    }
 | 
						|
 | 
						|
    public String GetArgumentAsString(String[] argv, String argName, String defaultValue)
 | 
						|
    {
 | 
						|
      int argc = argv.Length;
 | 
						|
      for (int i = 0; i < argc; ++i)
 | 
						|
      {
 | 
						|
        if (argName != argv[i])
 | 
						|
        {
 | 
						|
          continue;
 | 
						|
        }
 | 
						|
        if (i < argc - 1)
 | 
						|
        {
 | 
						|
          String tmp = argv[i + 1];
 | 
						|
          if (tmp[0] == '-')
 | 
						|
          {
 | 
						|
            Console.WriteLine("option {0:G} requires an argument", tmp);
 | 
						|
            ExitProgram();
 | 
						|
          }
 | 
						|
          return tmp;
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      return defaultValue;
 | 
						|
    }
 | 
						|
 | 
						|
    public void PrintHelp(String[] argv)
 | 
						|
    {
 | 
						|
      for (int i = 0; i < argv.Length; ++i)
 | 
						|
      {
 | 
						|
        if ("--help" == argv[i])
 | 
						|
        {
 | 
						|
          String indent = "    ";
 | 
						|
          Console.WriteLine("taosTest is simple example to operate TDengine use C# Language.\n");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-h");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "TDEngine server IP address to connect");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-u");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "The TDEngine user name to use when connecting to the server, default is root");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-p");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "The TDEngine user name to use when connecting to the server, default is taosdata");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-d");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "Database used to create table or import data, default is db");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-s");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "Super Tables used to create table, default is mt");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-t");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "Table prefixs, default is t");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-w");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "Whether to insert data");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-r");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "Whether to query data");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-n");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "How many Tables to create, default is 10");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-b");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "How many rows per insert batch, default is 10");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-i");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "How many rows to insert, default is 100");
 | 
						|
          Console.WriteLine("{0:G}{1:G}", indent, "-c");
 | 
						|
          Console.WriteLine("{0:G}{1:G}{2:G}", indent, indent, "Configuration directory");
 | 
						|
 | 
						|
          ExitProgram();
 | 
						|
        }
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
    public void ReadArgument(String[] argv)
 | 
						|
    {
 | 
						|
      PrintHelp(argv);
 | 
						|
      host = this.GetArgumentAsString(argv, "-h", "127.0.0.1");
 | 
						|
      user = this.GetArgumentAsString(argv, "-u", "root");
 | 
						|
      password = this.GetArgumentAsString(argv, "-p", "taosdata");
 | 
						|
      dbName = this.GetArgumentAsString(argv, "-d", "db");
 | 
						|
      stableName = this.GetArgumentAsString(argv, "-s", "st");
 | 
						|
      tablePrefix = this.GetArgumentAsString(argv, "-t", "t");
 | 
						|
      isInsertData = this.GetArgumentAsLong(argv, "-w", 0, 1, 1) != 0;
 | 
						|
      isQueryData = this.GetArgumentAsLong(argv, "-r", 0, 1, 1) != 0;
 | 
						|
      tableCount = this.GetArgumentAsLong(argv, "-n", 1, 10000, 10);
 | 
						|
      batchRows = this.GetArgumentAsLong(argv, "-b", 1, 1000, 500);
 | 
						|
      totalRows = this.GetArgumentAsLong(argv, "-i", 1, 10000000, 10000);
 | 
						|
      configDir = this.GetArgumentAsString(argv, "-c", "C:/TDengine/cfg");
 | 
						|
    }
 | 
						|
 | 
						|
    public void InitTDengine()
 | 
						|
    {
 | 
						|
      TDengine.Options((int)TDengineInitOption.TDDB_OPTION_CONFIGDIR, this.configDir);
 | 
						|
      TDengine.Options((int)TDengineInitOption.TDDB_OPTION_SHELL_ACTIVITY_TIMER, "60");
 | 
						|
      TDengine.Init();
 | 
						|
      Console.WriteLine("TDengine Initialization finished");
 | 
						|
    }
 | 
						|
 | 
						|
    public void ConnectTDengine()
 | 
						|
    {
 | 
						|
      string db = "";
 | 
						|
      this.conn = TDengine.Connect(this.host, this.user, this.password, db, this.port);
 | 
						|
      if (this.conn == IntPtr.Zero)
 | 
						|
      {
 | 
						|
        Console.WriteLine("Connect to TDengine failed");
 | 
						|
        ExitProgram();
 | 
						|
      }
 | 
						|
      else
 | 
						|
      {
 | 
						|
        Console.WriteLine("Connect to TDengine success");
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
    public void CreateDbAndTable()
 | 
						|
    {
 | 
						|
      if (!this.isInsertData)
 | 
						|
      {
 | 
						|
        return;
 | 
						|
      }
 | 
						|
 | 
						|
      StringBuilder sql = new StringBuilder();
 | 
						|
      sql.Append("create database if not exists ").Append(this.dbName);
 | 
						|
      IntPtr res = TDengine.Query(this.conn, sql.ToString());
 | 
						|
      if ((res == IntPtr.Zero) || (TDengine.ErrorNo(res) != 0))
 | 
						|
      {
 | 
						|
        Console.Write(sql.ToString() + " failure, ");
 | 
						|
        if (res != IntPtr.Zero) {
 | 
						|
          Console.Write("reason: " + TDengine.Error(res));
 | 
						|
        }
 | 
						|
        Console.WriteLine("");
 | 
						|
        ExitProgram();
 | 
						|
      }
 | 
						|
      else
 | 
						|
      {
 | 
						|
          Console.WriteLine(sql.ToString() + " success");
 | 
						|
      }
 | 
						|
      TDengine.FreeResult(res);
 | 
						|
 | 
						|
      sql.Clear();
 | 
						|
      sql.Append("use ").Append(this.dbName);
 | 
						|
      res = TDengine.Query(this.conn, sql.ToString());
 | 
						|
      if ((res == IntPtr.Zero) || (TDengine.ErrorNo(res) != 0))
 | 
						|
      {
 | 
						|
        Console.Write(sql.ToString() + " failure, ");
 | 
						|
        if (res != IntPtr.Zero) {
 | 
						|
          Console.Write("reason: " + TDengine.Error(res));
 | 
						|
        }
 | 
						|
        Console.WriteLine("");
 | 
						|
        ExitProgram();
 | 
						|
      }
 | 
						|
      else
 | 
						|
      {
 | 
						|
          Console.WriteLine(sql.ToString() + " success");
 | 
						|
      }
 | 
						|
      TDengine.FreeResult(res);
 | 
						|
 | 
						|
      sql.Clear();
 | 
						|
      sql.Append("create table if not exists ").Append(this.stableName).Append("(ts timestamp, v1 bool, v2 tinyint, v3 smallint, v4 int, v5 bigint, v6 float, v7 double, v8 binary(10), v9 nchar(10)) tags(t1 int)");
 | 
						|
      res = TDengine.Query(this.conn, sql.ToString());
 | 
						|
      if ((res == IntPtr.Zero) || (TDengine.ErrorNo(res) != 0))
 | 
						|
      {
 | 
						|
        Console.Write(sql.ToString() + " failure, ");
 | 
						|
        if (res != IntPtr.Zero) {
 | 
						|
          Console.Write("reason: " + TDengine.Error(res));
 | 
						|
        }
 | 
						|
        Console.WriteLine("");
 | 
						|
        ExitProgram();
 | 
						|
      }
 | 
						|
      else
 | 
						|
      {
 | 
						|
          Console.WriteLine(sql.ToString() + " success");
 | 
						|
      }
 | 
						|
      TDengine.FreeResult(res);
 | 
						|
 | 
						|
      for (int i = 0; i < this.tableCount; i++)
 | 
						|
      {
 | 
						|
        sql.Clear();
 | 
						|
        sql = sql.Append("create table if not exists ").Append(this.tablePrefix).Append(i)
 | 
						|
          .Append(" using ").Append(this.stableName).Append(" tags(").Append(i).Append(")");
 | 
						|
        res = TDengine.Query(this.conn, sql.ToString());
 | 
						|
        if ((res == IntPtr.Zero) || (TDengine.ErrorNo(res) != 0))
 | 
						|
        {
 | 
						|
          Console.Write(sql.ToString() + " failure, ");
 | 
						|
          if (res != IntPtr.Zero) {
 | 
						|
            Console.Write("reason: " + TDengine.Error(res));
 | 
						|
          }
 | 
						|
          Console.WriteLine("");
 | 
						|
          ExitProgram();
 | 
						|
        }
 | 
						|
        else
 | 
						|
        {
 | 
						|
          Console.WriteLine(sql.ToString() + " success");
 | 
						|
        }
 | 
						|
        TDengine.FreeResult(res);
 | 
						|
      }
 | 
						|
 | 
						|
      Console.WriteLine("create db and table success");
 | 
						|
    }
 | 
						|
 | 
						|
    public void ExecuteInsert()
 | 
						|
    {
 | 
						|
      if (!this.isInsertData)
 | 
						|
      {
 | 
						|
        return;
 | 
						|
      }
 | 
						|
 | 
						|
      System.DateTime start = new System.DateTime();
 | 
						|
      long loopCount = this.totalRows / this.batchRows;
 | 
						|
 | 
						|
      for (int table = 0; table < this.tableCount; ++table)
 | 
						|
      {
 | 
						|
        for (long loop = 0; loop < loopCount; loop++)
 | 
						|
        {
 | 
						|
          StringBuilder sql = new StringBuilder();
 | 
						|
          sql.Append("insert into ").Append(this.tablePrefix).Append(table).Append(" values");
 | 
						|
          for (int batch = 0; batch < this.batchRows; ++batch)
 | 
						|
          {
 | 
						|
            long rows = loop * this.batchRows + batch;
 | 
						|
            sql.Append("(")
 | 
						|
               .Append(this.beginTimestamp + rows)
 | 
						|
               .Append(", 1, 2, 3,")
 | 
						|
               .Append(rows)
 | 
						|
               .Append(", 5, 6, 7, 'abc', 'def')");
 | 
						|
          }
 | 
						|
          IntPtr res = TDengine.Query(this.conn, sql.ToString());
 | 
						|
          if ((res == IntPtr.Zero) || (TDengine.ErrorNo(res) != 0))
 | 
						|
          {
 | 
						|
            Console.Write(sql.ToString() + " failure, ");
 | 
						|
            if (res != IntPtr.Zero) {
 | 
						|
              Console.Write("reason: " + TDengine.Error(res));
 | 
						|
            }
 | 
						|
            Console.WriteLine("");
 | 
						|
          }
 | 
						|
 | 
						|
          int affectRows = TDengine.AffectRows(res);
 | 
						|
          this.rowsInserted += affectRows;
 | 
						|
 | 
						|
          TDengine.FreeResult(res);
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      System.DateTime end = new System.DateTime();
 | 
						|
      TimeSpan ts = end - start;
 | 
						|
 | 
						|
      Console.Write("Total {0:G} rows inserted, {1:G} rows failed, time spend {2:G} seconds.\n"
 | 
						|
        , this.rowsInserted, this.totalRows * this.tableCount - this.rowsInserted, ts.TotalSeconds);
 | 
						|
    }
 | 
						|
 | 
						|
    public void ExecuteQuery()
 | 
						|
    {
 | 
						|
      if (!this.isQueryData)
 | 
						|
      {
 | 
						|
        return;
 | 
						|
      }
 | 
						|
 | 
						|
      System.DateTime start = new System.DateTime();
 | 
						|
      long queryRows = 0;
 | 
						|
 | 
						|
      for (int i = 0; i < 1/*this.tableCount*/; ++i)
 | 
						|
      {
 | 
						|
        String sql = "select * from " + this.dbName + "." + tablePrefix + i;
 | 
						|
        Console.WriteLine(sql);
 | 
						|
 | 
						|
        IntPtr res = TDengine.Query(conn, sql);
 | 
						|
        if ((res == IntPtr.Zero) || (TDengine.ErrorNo(res) != 0))
 | 
						|
        {
 | 
						|
          Console.Write(sql.ToString() + " failure, ");
 | 
						|
          if (res != IntPtr.Zero) {
 | 
						|
            Console.Write("reason: " + TDengine.Error(res));
 | 
						|
          }
 | 
						|
          Console.WriteLine("");
 | 
						|
          ExitProgram();
 | 
						|
        }
 | 
						|
 | 
						|
        int fieldCount = TDengine.FieldCount(res);
 | 
						|
        Console.WriteLine("field count: " + fieldCount);
 | 
						|
 | 
						|
        List<TDengineMeta> metas = TDengine.FetchFields(res);
 | 
						|
        for (int j = 0; j < metas.Count; j++)
 | 
						|
        {
 | 
						|
          TDengineMeta meta = (TDengineMeta)metas[j];
 | 
						|
          Console.WriteLine("index:" + j + ", type:" + meta.type + ", typename:" + meta.TypeName() + ", name:" + meta.name + ", size:" + meta.size);
 | 
						|
        }
 | 
						|
 | 
						|
        IntPtr rowdata;
 | 
						|
        StringBuilder builder = new StringBuilder();
 | 
						|
        while ((rowdata = TDengine.FetchRows(res)) != IntPtr.Zero)
 | 
						|
        {
 | 
						|
          queryRows++;
 | 
						|
          for (int fields = 0; fields < fieldCount; ++fields)
 | 
						|
          {
 | 
						|
            TDengineMeta meta = metas[fields];
 | 
						|
            int offset = IntPtr.Size * fields;
 | 
						|
            IntPtr data = Marshal.ReadIntPtr(rowdata, offset);
 | 
						|
 | 
						|
            builder.Append("---");
 | 
						|
 | 
						|
            if (data == IntPtr.Zero)
 | 
						|
            {
 | 
						|
              builder.Append("NULL");
 | 
						|
              continue;
 | 
						|
            }
 | 
						|
 | 
						|
            switch ((TDengineDataType)meta.type)
 | 
						|
            {
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_BOOL:
 | 
						|
                bool v1 = Marshal.ReadByte(data) == 0 ? false : true;
 | 
						|
                builder.Append(v1);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_TINYINT:
 | 
						|
                byte v2 = Marshal.ReadByte(data);
 | 
						|
                builder.Append(v2);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_SMALLINT:
 | 
						|
                short v3 = Marshal.ReadInt16(data);
 | 
						|
                builder.Append(v3);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_INT:
 | 
						|
                int v4 = Marshal.ReadInt32(data);
 | 
						|
                builder.Append(v4);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_BIGINT:
 | 
						|
                long v5 = Marshal.ReadInt64(data);
 | 
						|
                builder.Append(v5);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_FLOAT:
 | 
						|
                float v6 = (float)Marshal.PtrToStructure(data, typeof(float));
 | 
						|
                builder.Append(v6);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_DOUBLE:
 | 
						|
                double v7 = (double)Marshal.PtrToStructure(data, typeof(double));
 | 
						|
                builder.Append(v7);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_BINARY:
 | 
						|
                string v8 = Marshal.PtrToStringAnsi(data);
 | 
						|
                builder.Append(v8);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_TIMESTAMP:
 | 
						|
                long v9 = Marshal.ReadInt64(data);
 | 
						|
                builder.Append(v9);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_NCHAR:
 | 
						|
                string v10 = Marshal.PtrToStringAnsi(data);
 | 
						|
                builder.Append(v10);
 | 
						|
                break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_UTINYINT:
 | 
						|
                  byte v11 = Marshal.ReadByte(data);
 | 
						|
                  builder.Append(v11);
 | 
						|
                  break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_USMALLINT:
 | 
						|
                  ushort v12 = (ushort)Marshal.ReadInt16(data);
 | 
						|
                  builder.Append(v12);
 | 
						|
                  break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_UINT:
 | 
						|
                  uint v13 = (uint)Marshal.ReadInt32(data);
 | 
						|
                  builder.Append(v13);
 | 
						|
                  break;
 | 
						|
              case TDengineDataType.TSDB_DATA_TYPE_UBIGINT:
 | 
						|
                  ulong v14 = (ulong)Marshal.ReadInt64(data);
 | 
						|
                  builder.Append(v14);
 | 
						|
                  break;
 | 
						|
            }
 | 
						|
          }
 | 
						|
          builder.Append("---");
 | 
						|
 | 
						|
          if (queryRows <= 10)
 | 
						|
          {
 | 
						|
            Console.WriteLine(builder.ToString());
 | 
						|
          }
 | 
						|
          builder.Clear();
 | 
						|
        }
 | 
						|
 | 
						|
        if (TDengine.ErrorNo(res) != 0)
 | 
						|
        {
 | 
						|
          Console.Write("Query is not complete, Error {0:G}",
 | 
						|
              TDengine.ErrorNo(res), TDengine.Error(res));
 | 
						|
        }
 | 
						|
        Console.WriteLine("");
 | 
						|
 | 
						|
        TDengine.FreeResult(res);
 | 
						|
      }
 | 
						|
 | 
						|
      System.DateTime end = new System.DateTime();
 | 
						|
      TimeSpan ts = end - start;
 | 
						|
 | 
						|
      Console.Write("Total {0:G} rows inserted, {1:G} rows query, time spend {2:G} seconds.\n"
 | 
						|
       , this.rowsInserted, queryRows, ts.TotalSeconds);
 | 
						|
    }
 | 
						|
 | 
						|
    public void CloseConnection()
 | 
						|
    {
 | 
						|
      if (this.conn != IntPtr.Zero)
 | 
						|
      {
 | 
						|
        TDengine.Close(this.conn);
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
    static void ExitProgram()
 | 
						|
    {
 | 
						|
      TDengine.Cleanup();
 | 
						|
      System.Environment.Exit(0);
 | 
						|
    }
 | 
						|
  }
 | 
						|
}
 |