mysql5/mysql-5.7.27/sql/ndb_thd.h

67 lines
1.7 KiB
C++

/*
Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef NDB_THD_H
#define NDB_THD_H
#include <mysql/plugin.h>
extern handlerton* ndbcluster_hton;
/* Get Thd_ndb pointer from THD */
static inline
class Thd_ndb*
thd_get_thd_ndb(THD* thd)
{
return (class Thd_ndb *) thd_get_ha_data(thd, ndbcluster_hton);
}
/* Backward compatibility alias for 'thd_get_thd_ndb' */
static inline
class Thd_ndb*
get_thd_ndb(THD* thd)
{
return thd_get_thd_ndb(thd);
}
/* Set Thd_ndb pointer for THD */
static inline
void
thd_set_thd_ndb(THD *thd, class Thd_ndb *thd_ndb)
{
thd_set_ha_data(thd, ndbcluster_hton, thd_ndb);
}
/* Make sure THD has a Thd_ndb struct assigned */
class Ndb* check_ndb_in_thd(THD* thd, bool validate_ndb= false);
/* Print thd's list of warnings to error log */
void
thd_print_warning_list(THD* thd, const char* prefix);
/*
Determine if THD is applying binlog. ie. either marked as
slave thread or being in "pseudo slave mode"
*/
bool
applying_binlog(const THD* thd);
#endif