MySQL 5.7 Reference Manual Including MySQL NDB Cluster 7.5 and NDB Cluster 7.6

27.8.7.66 mysql_session_track_get_next()

int mysql_session_track_get_next(MYSQL *mysql, enum enum_session_state_type type, const char **data, size_t *length)

Description

This function fetches additional session state-change information received from the server, following that retrieved by mysql_session_track_get_first(). The parameters for mysql_session_track_get_next() are the same as for mysql_session_track_get_first().

Following a successful call to mysql_session_track_get_first(), call mysql_session_track_get_next() repeatedly until it returns nonzero to indicate no more information is available. The calling sequence for mysql_session_track_get_next() is similar to that for mysql_session_track_get_first(). For more information and an example that demonstrates both functions, see Section 27.8.7.65, “mysql_session_track_get_first()”.

Return Values

Zero for success. Nonzero if an error occurred.

Errors

None.