从Eclipse(CDT)连接到MySQL

Connecting to MySQL From Eclipse (CDT)

本文关键字:连接 MySQL CDT Eclipse      更新时间:2023-10-16

我尝试在Eclipse中使用C++连接MySQL数据库,并提供了互联网上的所有建议,但没有一个完全有用。我使用Eclipse和MinGW来连接MySQL。我添加了:

C:Program Filesboost
C:Program FilesMySQLMySQL Connector C++ 1.1.3include
C:Program FilesMySQLMySQL Server 5.6include

到include目录和

C:Program FilesMySQLMySQL Server 5.6lib
C:Program FilesMySQLConnector C++ 1.1.2libopt

至图书馆目录(-L)。我还添加了

libmysql.lib
mysqlcppconn-static.lib

附加依赖项(-l)。

代码为:

#include <stdlib.h>
#include <iostream>
#include "mysql_driver.h"
#include "mysql_connection.h"
#include <cppconn/driver.h>
#include <cppconn/exception.h>
#include <cppconn/resultset.h>
#include <cppconn/statement.h>
using namespace std;
using namespace sql::mysql;
int main(void)
{
cout << endl;
cout << "Running 'SELECT 'Hello World!' AS _message'..." << endl;
try {
  sql::Driver *driver;
  sql::Connection *con;
  sql::Statement *stmt;
  sql::ResultSet *res;
  /* Create a connection */
  driver = get_driver_instance();
  con = driver->connect("tcp://127.0.0.1:3306", "root", "root");
  /* Connect to the MySQL test database */
  con->setSchema("test");
  stmt = con->createStatement();
  res = stmt->executeQuery("SELECT 'Hello World!' AS _message");
  while (res->next()) {
    cout << "t... MySQL replies: ";
    /* Access column data by alias or column name */
    cout << res->getString("_message") << endl;
    cout << "t... MySQL says it again: ";
    /* Access column fata by numeric offset, 1 is the first column */
    cout << res->getString(1) << endl;
  }
  delete res;
  delete stmt;
  delete con;
} catch (sql::SQLException &e) {
  cout << "# ERR: SQLException in " << __FILE__;
  cout << "(" << __FUNCTION__ << ") on line " << __LINE__ << endl;
  cout << "# ERR: " << e.what();
  cout << " (MySQL error code: " << e.getErrorCode();
  cout << ", SQLState: " << e.getSQLState() << " )" << endl;
}
cout << endl;
return EXIT_SUCCESS;
}

但它们似乎都不起作用,而且会弹出很多错误。现在我在"call of overloaded 'get_driver_instance()' is ambiguous"你们有没有在C++环境下通过Eclipse连接MySQL的经验。我不是Linux用户,关于Linux的教程也不起作用。

只需替换此

driver = get_driver_instance();

通过这个

 driver = sql::get_driver_instance();

这只是一个名称空间问题;