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.TH "mariadb_cancel" "3" "" "Version 3.2.2" "MariaDB Connector/C"
.hy
.SS Name
.PP
mariadb_cancel \- Immediately aborts a connection
.SS Synopsis
.IP
.nf
\f[C]
#include <mysql.h>

int mariadb_cancel(MYSQL * mysql);
\f[R]
.fi
.SS Description
.PP
Immediately aborts a connection by making all subsequent read/write
operations fail.
\f[C]mariadb_cancel()\f[R] does not invalidate memory used for
\f[C]mysql\f[R] structure, nor close any communication channels.
To free the memory, \f[B]mysql_close(3)\f[R] must be called.
\f[C]mariadb_cancel()\f[R] is useful to break long queries in situations
where sending KILL is not possible.
.SS Parameter
.PP
\f[C]mysql\f[R] \- mysql handle, which was previously allocated by
\f[B]mysql_init(3)\f[R] and connected by
\f[B]mysql_real_connect(3)\f[R].
.SS Return value
.PP
Returns zero on success or a non\-zero value on error.
.SS History
.PP
\f[C]mariadb_cancel()\f[R] was added in Connector/C 3.0