/*需要的表结构如下
CREATE TABLE `test_data` (
`order_id` BIGINT UNSIGNED NOT NULL COMMENT 'Order numbers. Must be unique.',
`status` BOOL NOT NULL DEFAULT '0' COMMENT 'Whether data has been used or not. A value of 0 means FALSE.',
`date_used` DATETIME NULL COMMENT 'Date/time that the data was used.',
UNIQUE (
`order_id`
)
) ENGINE = innodb COMMENT = 'LoadRunner test data';
*/
Action()
{
int rc;
int db_connection; // 数据库连接
int query_result; // 查询结果集 MYSQL_RES
char** result_row; // 查询的数据行
char *server = "192.168.2.200";
char *user = "root";
char *password = "*******";
char *database = "*****";
int port = 3306;
int unix_socket = NULL;
int flags = 0;
// 找到libmysql.dll的所在位置.
rc = lr_load_dll("d:\\libmysql.dll");
if (rc != 0) {
lr_error_message("Could not load libmysql.dll");
lr_abort();
}
// 创建MySQL对象
db_connection = mysql_init(NULL);
if (db_connection == NULL) {
lr_error_message("Insufficient memory");
lr_abort();
}
// 连接到MySQL数据库
rc = mysql_real_connect(db_connection, server, user, password, database, port, unix_socket, flags);
if (rc == NULL) {
lr_error_message("%s", mysql_error(db_connection));
mysql_close(db_connection);
lr_abort();
}
rc = mysql_query(db_connection, "SELECT order_id FROM test_data WHERE status=1 LIMIT 1");
if (rc != 0) {
lr_error_message("%s", mysql_error(db_connection));
mysql_close(db_connection);
lr_abort();
}
query_result = mysql_use_result(db_connection);
if (query_result == NULL) {
lr_error_message("%s", mysql_error(db_connection));
mysql_free_result(query_result);
mysql_close(db_connection);
lr_abort();
}
result_row = (char **)mysql_fetch_row(query_result);
if (result_row == NULL) {
lr_error_message("Did not expect the result set to be empty");
mysql_free_result(query_result);
mysql_close(db_connection);
lr_abort();
}
lr_save_string(result_row[0], "paramOrderID");
lr_output_message("Order ID is: %s", lr_eval_string("{paramOrderID}"));
mysql_free_result(query_result);
mysql_close(db_connection);
}
