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.TH "mysql_session_track_get_next" "3" "" "Version 3.4" "MariaDB Connector/C"
.SS Name
mysql_session_track_get_next \- Retrieves the next session status change
information
.SS Synopsis
.IP
.EX
#include \f[B]<mysql.h>\f[R]

int mysql_session_track_get_next(MYSQL * mysql,
                                 \f[B]enum\f[R] enum_session_state_type type,
                                 const char **data,
                                 size_t *length );
.EE
.SS Description
\f[CR]mysql_session_track_get_next()\f[R] retrieves the session status
change information received from the server after a successful call to
\f[B]mysql_session_track_get_first(3)\f[R].
.PP
\f[CR]mysql_session_track_get_next()\f[R] needs to be called repeatedly
until a non zero return value indicates end of data.
.SS Parameters
.IP \[bu] 2
\f[CR]mysql\f[R] \- mysql handle, which was previously allocated by
\f[B]mysql_init(3)\f[R] and connected bys
\f[B]mysql_real_connect(3)\f[R].
.IP \[bu] 2
\f[CR]type\f[R] \- type of information.
Valid values are
.RS 2
.IP \[bu] 2
\f[CR]SESSION_TRACK_SYSTEM_VARIABLES\f[R]
.IP \[bu] 2
\f[CR]SESSION_TRACK_SCHEMA\f[R]
.IP \[bu] 2
\f[CR]SESSION_TRACK_STATE_CHANGE\f[R]
.IP \[bu] 2
\f[CR]SESSION_TRACK_GTIDS\f[R] (unsupported)
.RE
.IP \[bu] 2
\f[CR]data\f[R] \- pointer to data, which must be declared as
\f[CR]const char *\f[R]
.IP \[bu] 2
\f[CR]length\f[R] \- pointer to a \f[CR]size_t\f[R] variable, which will
contain the length of data
.SS Return value
Zero for success, nonzero if an error occurred.
.SS History
\f[CR]mysql_session_track_get_next()\f[R] was added in Connector/C 3.0
and MariaDB Server 10.2.
.SS See also
\f[B]mysql_session_track_get_first(3)\f[R]