mariadb/sql/partition_element.h
unknown 14e1d69aea BUG#19067: Crash for default subpartitioning when altering the table
mysql-test/r/information_schema_part.result:
  Bug fix
sql/partition_element.h:
  Review fixes
sql/sql_partition.cc:
  Review fixes
2006-06-03 18:37:31 -04:00

83 lines
2.5 KiB
C++

/* Copyright (C) 2000,200666666 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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; either version 2 of the License, or
(at your option) any later version.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/**
* An enum and a struct to handle partitioning and subpartitioning.
*/
enum partition_type {
NOT_A_PARTITION= 0,
RANGE_PARTITION,
HASH_PARTITION,
LIST_PARTITION
};
enum partition_state {
PART_NORMAL= 0,
PART_IS_DROPPED= 1,
PART_TO_BE_DROPPED= 2,
PART_TO_BE_ADDED= 3,
PART_TO_BE_REORGED= 4,
PART_REORGED_DROPPED= 5,
PART_CHANGED= 6,
PART_IS_CHANGED= 7,
PART_IS_ADDED= 8
};
struct st_ddl_log_memory_entry;
class partition_element :public Sql_alloc {
public:
List<partition_element> subpartitions;
List<longlong> list_val_list;
ulonglong part_max_rows;
ulonglong part_min_rows;
char *partition_name;
char *tablespace_name;
struct st_ddl_log_memory_entry *log_entry;
longlong range_value;
char* part_comment;
char* data_file_name;
char* index_file_name;
handlerton *engine_type;
enum partition_state part_state;
uint16 nodegroup_id;
bool has_null_value;
partition_element()
: part_max_rows(0), part_min_rows(0), partition_name(NULL),
tablespace_name(NULL), log_entry(NULL),
range_value(0), part_comment(NULL),
data_file_name(NULL), index_file_name(NULL),
engine_type(NULL),part_state(PART_NORMAL),
nodegroup_id(UNDEF_NODEGROUP), has_null_value(FALSE)
{
}
partition_element(partition_element *part_elem)
: part_max_rows(part_elem->part_max_rows),
part_min_rows(part_elem->part_min_rows),
partition_name(NULL),
tablespace_name(part_elem->tablespace_name),
range_value(0), part_comment(part_elem->part_comment),
data_file_name(part_elem->data_file_name),
index_file_name(part_elem->index_file_name),
engine_type(part_elem->engine_type),
part_state(part_elem->part_state),
nodegroup_id(part_elem->nodegroup_id),
has_null_value(FALSE)
{
}
~partition_element() {}
};