MySQL 8.0 Reference Manual Including MySQL NDB Cluster 8.0 mysql_free_result_nonblocking()

enum net_async_status mysql_free_result_nonblocking(MYSQL_RES *result)


mysql_free_result_nonblocking() is an asynchronous function. It is the counterpart of the mysql_free_result() synchronous function, for use by applications that require asynchronous communication with the server. For general information about writing asynchronous C API applications, see Section 28.7.11, “C API Asynchronous Interface”.

mysql_free_result_nonblocking() is used similarly to mysql_free_result(). For details about the latter, see Section, “mysql_free_result()”. The two functions differ as follows:

mysql_free_result_nonblocking() was added in MySQL 8.0.16.

Return Values

Returns an enum net_async_status value. See the description in Section 28.7.12, “C API Asynchronous Interface Data Structures”. A NET_ASYNC_ERROR return status indicates an error.


See Section 28.7.11, “C API Asynchronous Interface”.