MySql SDK 编程 简单查询

#include "stdafx.h"

int main(int argc, char* argv[])
{

//初始化
MYSQL *mysql =  mysql_init(NULL);

//链接数据库
if (mysql_real_connect(mysql,"localhost","root","admin","test",NULL,NULL,0))
{
//执行SQL语句
if (mysql_query(mysql,"select * from `data`") == 0)
{
//获得存储结果
MYSQL_RES *res = mysql_store_result(mysql);
if (res != 0)
{
//获得行数
MYSQL_ROW rows;
while (rows = mysql_fetch_row(res))
{
//获得列数
unsigned int uRowCount = mysql_num_fields(res);

//循环打印列
for (unsigned int ui=0 ; ui < uRowCount; ui++)
{
printf("%s ",rows[ui]);
}
printf("\r\n");
}
mysql_free_result(res);
}else
{
printf("get mysql res failed!\r\n");
}
}else
{
printf("execute sql failed! %s\r\n",mysql_error(mysql));
}

}else
{
printf("connect mysql faild!\r\n");
}

mysql_close(mysql);
return 0;
}