Syntax

int mysql_session_track_get_next(MYSQL * mysql,enum enum_session_state_type type, const char **data, size_t *length );
  • mysql - mysql handle, which was previously allocated by mysql_init() or mysql_real_connect().
  • type - type of information. Valid values are
    • SESSION_TRACK_SYSTEM_VARIABLES
    • SESSION_TRACK_SCHEMA
    • SESSION_TRACK_STATE_CHANGE
    • SESSION_TRACK_GTIDS (unsupported)
  • data - pointer to data, which must be declared as const char *
  • length - pointer to a size_t variable, which will contain the length of data

Description

mysql_session_track_get_next() retrieves the session status change information received from the server after a successful call to mysql_session_track_get_first().

mysql_session_track_get_next() needs to be called repeatedly until a non zero return value indicates end of data.

mysql_session_track_get_next() was added in Connector/C 3.0 and MariaDB Server 10.2.

Returns

Zero for success, nonzero if an error occurred.

See also

mysql_session_track_get_first()

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