sqlite3 * db = [Database openDB];
sqlite3_stmt * stmt = nil; NSString * sqlstring = [NSString stringWithFormat:@"update Student set name = '%@' where id = %ld" , name , (long)ID]; int result = sqlite3_prepare_v2(db, [sqlstring UTF8String], -1, &stmt, NULL); if (result == SQLITE_OK) { if (sqlite3_step(stmt) == SQLITE_DONE) { sqlite3_finalize(stmt); [Database closeDB]; return YES; } } sqlite3_finalize(stmt); [Database closeDB]; return NO;