24 lines
		
	
	
		
			766 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			766 B
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "big_transaction.h"
 | |
| 
 | |
| int big_transaction(MYSQL * conn, int N)
 | |
| {
 | |
|     int local_result = 0;
 | |
|     char sql[1000000];
 | |
|     local_result += create_t1(conn);
 | |
|     local_result += execute_query(conn, (char *) "START TRANSACTION");
 | |
|     local_result += execute_query(conn, (char *) "SET autocommit = 0");
 | |
| 
 | |
|     for (int i = 0; i < N; i++)
 | |
|     {
 | |
|         create_insert_string(sql, 10000, i);
 | |
|         local_result += execute_query(conn, sql);
 | |
|         local_result += execute_query(conn, "CREATE TABLE t2(id int);");
 | |
|         local_result += execute_query(conn, sql);
 | |
|         local_result += execute_query(conn, "DROP TABLE t2;");
 | |
|         local_result += execute_query(conn, sql);
 | |
|     }
 | |
| 
 | |
|     local_result += execute_query(conn, (char *) "COMMIT");
 | |
|     return local_result;
 | |
| }
 | 
