visual studio-MySQL 连接不到libmysqllib

 #define _CRT_SECURE_NO_WARNINGS#include <windows.h>  #include <stdio.h>  #include <stdlib.h>  #include <string.h>  #include <mysql.h>   #include <iostream> #pragma comment(lib,"libmysql64.lib")//连接MysQL需要的库  #pragma comment(lib,"libmysql.lib")//连接MysQL需要的库  using namespace std;int main(){    const char user[] = "VISUAL_STUDIO1";         //username      const char pswd[] = "ligh123456789";    //password      const char host[] = "118.192.151.230";    //or"127.0.0.1"      const char table[] = "testdb";       //database      unsigned int port = 3306;           //server port              MYSQL myCont;    MYSQL_RES *result;    MYSQL_ROW sql_row;    MYSQL_FIELD *fd;    char column[32][32];    int res;    mysql_init(&myCont);    if (mysql_real_connect(&myCont, host, user, pswd, table, port, NULL, 0))    {        cout << "connect succeed!" << endl;        mysql_query(&myCont, "SET NAMES GBK"); //设置编码格式,否则在cmd下无法显示中文          res = mysql_query(&myCont, "select * from uc");//查询          if (!res)        {            result = mysql_store_result(&myCont);//保存查询到的数据到result              if (result)            {                int i, j;                cout << "number of result: " << (unsigned long)mysql_num_rows(result) << endl;                for (i = 0; fd = mysql_fetch_field(result); i++)//获取列名                  {                    strcpy(column[i], fd->name);                }                j = mysql_num_fields(result);                for (i = 0; i<j; i++)                {                    printf("%s\t", column[i]);                }                printf("\n");                while (sql_row = mysql_fetch_row(result))//获取具体的数据                  {                    for (i = 0; i<j; i++)                    {                        printf("%s\n", sql_row[i]);                    }                    printf("\n");                }            }        }        else        {            cout << "query sql failed!" << endl;        }    }    else    {        cout << "connect failed!" << endl;    }    if (result != NULL) mysql_free_result(result);//释放结果资源      mysql_close(&myCont);//断开连接      return 0;}