C++访问MySQL
C++访问MySQL #include "stdafx.h" #include #include #include int main(int argc,char* argv[]) { char *user ="root", *pwd ="123456", *dbname = "chardb"; MYSQL mysql; MYSQL_RES *mysql_ret; MYSQL _ROW mysql_row; unsigned long num_rows; int ret; mysql_init(&mysql); if(mysql_real_connect(&mysql,NULL,user,pwd,dbname,0,NULL,0)) { printf("连接成功!n"); ret = mysql_query(&mysql,"select * from accounts"); if(!ret) { printf("查询成功!n"); mysql_ret = mysql_store_result(&mysql); if(mysql_ret != NULL) { printf("存储结果成功!n"); num_rows = mysql_num_rows(mysql_ret); if(num_rows != 0) { printf("%dn",num_rows); while(mysql_row = mysql_fetch_row(mysql_ret)) { printf("%st%st%st%st%st%sn",mysql_row[0],mysql_row[1],mysql_row[2],mysql_row[3],mysql_row[4],mysql_row[5]); } } else { exit(-1); } mysql_free_result(mysql_ret); exit(0); } _ROW mysql_row; unsigned long num_rows; int ret; mysql_init(&mysql); if(mysql_real_connect(&mysql,NULL,user,pwd,dbname,0,NULL,0)) { printf("连接成功!n"); ret = mysql_query(&mysql,"select * from accounts"); if(!ret) { printf("查询成功!n"); mysql_ret = mysql_store_result(&mysql); if(mysql_ret != NULL) { printf("存储结果成功!n"); num_rows = mysql_num_rows(mysql_ret); if(num_rows != 0) { printf("%dn",num_rows); while(mysql_row = mysql_fetch_row(mysql_ret)) { printf("%st%st%st%st%st%sn",mysql_row[0],mysql_row[1],mysql_row[2],mysql_row[3],mysql_row[4],mysql_row[5]); } } else { exit(-1); } mysql_free_result(mysql_ret); exit(0); }
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