How to access MySQL database using C language

Source: Internet
Author: User

How to access MySQL database using C language

1. Add the header file path (include path in MySQL installation path)

2. Add a library file (copy libmysql. lib directly from the MySQL installation path)

3. programming Database Operations

Code

 

// AccessToMySQL. cpp: Specifies the entry point for the console application. // # Include "stdafx. h "# include <Windows. h> # include <mysql. h> # pragma comment (lib, "libmysql. lib ") MYSQL mysql; MYSQL_RES * result; MYSQL_ROW row; int main (void) {// init the mysql parametermysql_init (& mysql); // connect the database if (! Mysql_real_connect (& mysql, "127.0.0.1", "root", "111", "mytest", 3306, NULL, 0) {printf (mysql_error (& mysql )); printf ("\ nCannot access to the database !!! \ N "); system (" pause "); exit (-1);} // construct the query SQL statementschar * SQL =" select * from student where name = '"; char dest [100] = {""}; strcat (dest, SQL); printf ("Please enter the student name :"); char name [10] = {""}; gets (name); strcat (dest, name); strcat (dest ,"'"); // excute the SQL statementsif (mysql_query (& mysql, dest) {printf ("Cannot access the database with excuting \" % s \". ", dest); system (" pause "); exit (-1);} // deal with the resultresult = mysql_store_result (& mysql); if (mysql_num_rows (result )) {while (row = mysql_fetch_row (result) {printf ("% s \ t % s \ n", row [0], row [1], row [2]) ;}}// release the resourcemysql_free_result (result); mysql_close (& mysql); system ("pause"); return 0 ;}


 

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