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Mysql 插入中文及中文查詢 (修改+調試)

2024-07-24 12:43:57

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供稿：網友

//我修改之，能正常運行，測試環境為mysql5.0,xp
//關鍵是設置對字符集，設置gbk,gb2312測試通過,utf8測試未通過
//在運行程序前先建立數據庫jj,注意下面幾個參數(修改為你自己的)
復制代碼代碼如下:

// char *host = "localhost";
// char *user = "root";
// char *pass = "674800";
// char *db = "jj";
#include <windows.h>
#include <iostream>
#include <mysql.h>
#include <stdio.h>
#include <string.h>
using namespace std;
#pragma comment(lib,"libmysql.lib")
int connDB();
int create_table();
int insert_table();
int select_table();
int disconnDB();
MYSQL *mysql;
MYSQL_RES *res;
MYSQL_FIELD * fd;
MYSQL_ROW row;
char szSqlText[500]="";
int i;
int main()
{
connDB();
// create_table();
insert_table();
select_table();
disconnDB();
return 0;
}
///////////////子函數
int connDB()//連接數據庫
{
char *host = "localhost";
char *user = "root";
char *pass = "674800";
char *db = "jj";
mysql = mysql_init((MYSQL*) 0);
mysql_real_connect( mysql, host, user, pass, db,3306, NULL, 0 ) ; //鏈接到服務器
mysql_set_character_set(mysql,"gb2312"); //設置字符集
cout<<"conn OK!"<<endl;
return 0;
}
//關閉數據庫
int disconnDB()
{
mysql_close( mysql ) ;
cout<<"disconn OK!"<<endl;
return 0 ;
}
//創建表
int create_table()
{
mysql_set_character_set(mysql,"gb2312");
sprintf(szSqlText, /
"create table mytable /
(s0 varchar(100), /
s1 char(6),/
s2 varchar(4),/
s3 varchar(3),s4 int)/
ENGINE=InnoDB /
DEFAULT CHARSET=gb2312");
if(mysql_query( mysql, szSqlText))
cout<<"occurred an error:"<<mysql_error(mysql)<<endl;
return 0;
}
int insert_table()
{
mysql_set_character_set(mysql,"gb2312");
sprintf(szSqlText,
"insert into mytable/
values('2000-3-10 21:01:30',/
'Test',/
'清風寒劍',/
'歲月情',/
2500)");
if( mysql_query( mysql, szSqlText) )
cout<<"occurred an error:"<<mysql_error(mysql)<<endl;
return 0;
}
int select_table()
{
mysql_set_character_set(mysql,"gb2312");
sprintf(szSqlText, "select * from mytable ");
if (mysql_query( mysql, szSqlText))
{
cout<<"occurred an error:"<<mysql_error(mysql)<<endl;
mysql_close( mysql ) ;
return FALSE ;
}
res = mysql_store_result( mysql) ;
i = (int) mysql_num_rows( res ) ;
cout<<"Query: "<<szSqlText<<"/n"<<i<<" records found:"<<endl;
for ( i = 0 ; fd = mysql_fetch_field( res ) ; i++ )
cout<<fd->name<<"/t";
cout<<endl;
while(row = mysql_fetch_row( res ))
cout<<row[0]<<"/t"<<row[1]<<"/t"<<row[2]<<"/t"<<row[3]<<"/t"<<row[4]<<endl;
mysql_free_result( res ) ;
cout<<"select OK!"<<endl;
return 0;
}

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