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sql/ha_partition.cc:
  Auto merged
This commit is contained in:
unknown 2006-07-15 03:49:01 -04:00
commit f9eb88e5d6
12 changed files with 443 additions and 34 deletions
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39
mysql-test/r/partition.result
View file

@ -1082,4 +1082,43 @@ a
2
1
drop table t1;
create table t1 (a int) engine myisam
partition by range (a)
subpartition by hash (a)
(partition p0 VALUES LESS THAN (1) DATA DIRECTORY = 'hello/master-data/tmpdata' INDEX DIRECTORY = 'hello/master-data/tmpinx'
(SUBPARTITION subpart00, SUBPARTITION subpart01));
t1#P#p0#SP#subpart00.MYD
t1#P#p0#SP#subpart00.MYI
t1#P#p0#SP#subpart01.MYD
t1#P#p0#SP#subpart01.MYI
t1.frm
t1.par
t1#P#p0#SP#subpart00.MYD
t1#P#p0#SP#subpart01.MYD
t1#P#p0#SP#subpart00.MYI
t1#P#p0#SP#subpart01.MYI
ALTER TABLE t1 REORGANIZE PARTITION p0 INTO
(partition p1 VALUES LESS THAN (1) DATA DIRECTORY = 'hello/master-data/tmpdata' INDEX DIRECTORY = 'hello/master-data/tmpinx'
(SUBPARTITION subpart10, SUBPARTITION subpart11),
partition p2 VALUES LESS THAN (2) DATA DIRECTORY = 'hello/master-data/tmpdata' INDEX DIRECTORY = 'hello/master-data/tmpinx'
(SUBPARTITION subpart20, SUBPARTITION subpart21));
t1#P#p1#SP#subpart10.MYD
t1#P#p1#SP#subpart10.MYI
t1#P#p1#SP#subpart11.MYD
t1#P#p1#SP#subpart11.MYI
t1#P#p2#SP#subpart20.MYD
t1#P#p2#SP#subpart20.MYI
t1#P#p2#SP#subpart21.MYD
t1#P#p2#SP#subpart21.MYI
t1.frm
t1.par
t1#P#p1#SP#subpart10.MYD
t1#P#p1#SP#subpart11.MYD
t1#P#p2#SP#subpart20.MYD
t1#P#p2#SP#subpart21.MYD
t1#P#p1#SP#subpart10.MYI
t1#P#p1#SP#subpart11.MYI
t1#P#p2#SP#subpart20.MYI
t1#P#p2#SP#subpart21.MYI
drop table t1;
End of 5.1 tests

12
mysql-test/r/partition_mgm.result
View file

@ -24,3 +24,15 @@ hello/master-data/test/t1#P#p0.MYD
hello/master-data/test/t1#P#p0.MYI
hello/master-data/test/t1.frm
hello/master-data/test/t1.par
drop table t1;
create table t1 (a int)
partition by list (a)
subpartition by hash (a)
(partition p11 values in (1,2),
partition p12 values in (3,4));
alter table t1 REORGANIZE partition p11, p12 INTO
(partition p1 values in (1,2,3,4));
alter table t1 REORGANIZE partition p1 INTO
(partition p11 values in (1,2),
partition p12 values in (3,4));
drop table t1;

56
mysql-test/r/partition_order.result
View file

@ -718,7 +718,11 @@ partitions 2
partition x2 values less than (100));
INSERT into t1 values (1, 1);
INSERT into t1 values (5, NULL);
INSERT into t1 values (2, 5);
INSERT into t1 values (2, 4);
INSERT into t1 values (3, 3);
INSERT into t1 values (4, 5);
INSERT into t1 values (7, 1);
INSERT into t1 values (6, 6);
INSERT into t1 values (30, 4);
INSERT into t1 values (35, 2);
INSERT into t1 values (40, NULL);
@ -727,7 +731,55 @@ a b
5 NULL
40 NULL
1 1
7 1
35 2
3 3
2 4
30 4
2 5
4 5
6 6
select * from t1 force index (b) where b < 10 ORDER BY b;
a b
1 1
7 1
35 2
3 3
2 4
30 4
4 5
6 6
select * from t1 force index (b) where b < 10 ORDER BY b DESC;
a b
6 6
4 5
2 4
30 4
3 3
35 2
7 1
1 1
drop table t1;
create table t1 (a int not null, b int, c varchar(20), key (a,b,c))
partition by range (b)
(partition p0 values less than (5),
partition p1 values less than (10));
INSERT into t1 values (1,1,'1'),(2,2,'2'),(1,3,'3'),(2,4,'4'),(1,5,'5');
INSERT into t1 values (2,6,'6'),(1,7,'7'),(2,8,'8'),(1,9,'9');
INSERT into t1 values (1, NULL, NULL), (2, NULL, '10');
select * from t1 where a = 1 order by a desc, b desc;
a b c
1 9 9
1 7 7
1 5 5
1 3 3
1 1 1
1 NULL NULL
select * from t1 where a = 1 order by b desc;
a b c
1 9 9
1 7 7
1 5 5
1 3 3
1 1 1
1 NULL NULL
drop table t1;

112
mysql-test/r/partition_range.result
View file

@ -519,3 +519,115 @@ partition p3 values less than (1998),
partition p4 values less than (1999),
partition p5 values less than (2000));
drop table t1;
CREATE TABLE t1 (a date)
PARTITION BY RANGE (TO_DAYS(a))
(PARTITION p3xx VALUES LESS THAN (TO_DAYS('2004-01-01')),
PARTITION p401 VALUES LESS THAN (TO_DAYS('2004-02-01')),
PARTITION p402 VALUES LESS THAN (TO_DAYS('2004-03-01')),
PARTITION p403 VALUES LESS THAN (TO_DAYS('2004-04-01')),
PARTITION p404 VALUES LESS THAN (TO_DAYS('2004-05-01')),
PARTITION p405 VALUES LESS THAN (TO_DAYS('2004-06-01')),
PARTITION p406 VALUES LESS THAN (TO_DAYS('2004-07-01')),
PARTITION p407 VALUES LESS THAN (TO_DAYS('2004-08-01')),
PARTITION p408 VALUES LESS THAN (TO_DAYS('2004-09-01')),
PARTITION p409 VALUES LESS THAN (TO_DAYS('2004-10-01')),
PARTITION p410 VALUES LESS THAN (TO_DAYS('2004-11-01')),
PARTITION p411 VALUES LESS THAN (TO_DAYS('2004-12-01')),
PARTITION p412 VALUES LESS THAN (TO_DAYS('2005-01-01')),
PARTITION p501 VALUES LESS THAN (TO_DAYS('2005-02-01')),
PARTITION p502 VALUES LESS THAN (TO_DAYS('2005-03-01')),
PARTITION p503 VALUES LESS THAN (TO_DAYS('2005-04-01')),
PARTITION p504 VALUES LESS THAN (TO_DAYS('2005-05-01')),
PARTITION p505 VALUES LESS THAN (TO_DAYS('2005-06-01')),
PARTITION p506 VALUES LESS THAN (TO_DAYS('2005-07-01')),
PARTITION p507 VALUES LESS THAN (TO_DAYS('2005-08-01')),
PARTITION p508 VALUES LESS THAN (TO_DAYS('2005-09-01')),
PARTITION p509 VALUES LESS THAN (TO_DAYS('2005-10-01')),
PARTITION p510 VALUES LESS THAN (TO_DAYS('2005-11-01')),
PARTITION p511 VALUES LESS THAN (TO_DAYS('2005-12-01')),
PARTITION p512 VALUES LESS THAN (TO_DAYS('2006-01-01')),
PARTITION p601 VALUES LESS THAN (TO_DAYS('2006-02-01')),
PARTITION p602 VALUES LESS THAN (TO_DAYS('2006-03-01')),
PARTITION p603 VALUES LESS THAN (TO_DAYS('2006-04-01')),
PARTITION p604 VALUES LESS THAN (TO_DAYS('2006-05-01')),
PARTITION p605 VALUES LESS THAN (TO_DAYS('2006-06-01')),
PARTITION p606 VALUES LESS THAN (TO_DAYS('2006-07-01')),
PARTITION p607 VALUES LESS THAN (TO_DAYS('2006-08-01')));
INSERT INTO t1 VALUES ('2003-01-13'),('2003-06-20'),('2003-08-30');
INSERT INTO t1 VALUES ('2003-04-13'),('2003-07-20'),('2003-10-30');
INSERT INTO t1 VALUES ('2003-05-13'),('2003-11-20'),('2003-12-30');
INSERT INTO t1 VALUES ('2004-01-13'),('2004-01-20'),('2004-01-30');
INSERT INTO t1 VALUES ('2004-02-13'),('2004-02-20'),('2004-02-28');
INSERT INTO t1 VALUES ('2004-03-13'),('2004-03-20'),('2004-03-30');
INSERT INTO t1 VALUES ('2004-04-13'),('2004-04-20'),('2004-04-30');
INSERT INTO t1 VALUES ('2004-05-13'),('2004-05-20'),('2004-05-30');
INSERT INTO t1 VALUES ('2004-06-13'),('2004-06-20'),('2004-06-30');
INSERT INTO t1 VALUES ('2004-07-13'),('2004-07-20'),('2004-07-30');
INSERT INTO t1 VALUES ('2004-08-13'),('2004-08-20'),('2004-08-30');
INSERT INTO t1 VALUES ('2004-09-13'),('2004-09-20'),('2004-09-30');
INSERT INTO t1 VALUES ('2004-10-13'),('2004-10-20'),('2004-10-30');
INSERT INTO t1 VALUES ('2004-11-13'),('2004-11-20'),('2004-11-30');
INSERT INTO t1 VALUES ('2004-12-13'),('2004-12-20'),('2004-12-30');
INSERT INTO t1 VALUES ('2005-01-13'),('2005-01-20'),('2005-01-30');
INSERT INTO t1 VALUES ('2005-02-13'),('2005-02-20'),('2005-02-28');
INSERT INTO t1 VALUES ('2005-03-13'),('2005-03-20'),('2005-03-30');
INSERT INTO t1 VALUES ('2005-04-13'),('2005-04-20'),('2005-04-30');
INSERT INTO t1 VALUES ('2005-05-13'),('2005-05-20'),('2005-05-30');
INSERT INTO t1 VALUES ('2005-06-13'),('2005-06-20'),('2005-06-30');
INSERT INTO t1 VALUES ('2005-07-13'),('2005-07-20'),('2005-07-30');
INSERT INTO t1 VALUES ('2005-08-13'),('2005-08-20'),('2005-08-30');
INSERT INTO t1 VALUES ('2005-09-13'),('2005-09-20'),('2005-09-30');
INSERT INTO t1 VALUES ('2005-10-13'),('2005-10-20'),('2005-10-30');
INSERT INTO t1 VALUES ('2005-11-13'),('2005-11-20'),('2005-11-30');
INSERT INTO t1 VALUES ('2005-12-13'),('2005-12-20'),('2005-12-30');
INSERT INTO t1 VALUES ('2006-01-13'),('2006-01-20'),('2006-01-30');
INSERT INTO t1 VALUES ('2006-02-13'),('2006-02-20'),('2006-02-28');
INSERT INTO t1 VALUES ('2006-03-13'),('2006-03-20'),('2006-03-30');
INSERT INTO t1 VALUES ('2006-04-13'),('2006-04-20'),('2006-04-30');
INSERT INTO t1 VALUES ('2006-05-13'),('2006-05-20'),('2006-05-30');
INSERT INTO t1 VALUES ('2006-06-13'),('2006-06-20'),('2006-06-30');
INSERT INTO t1 VALUES ('2006-07-13'),('2006-07-20'),('2006-07-30');
SELECT * FROM t1
WHERE a >= '2004-07-01' AND a <= '2004-09-30';
a
2004-07-13
2004-07-20
2004-07-30
2004-08-13
2004-08-20
2004-08-30
2004-09-13
2004-09-20
2004-09-30
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE a >= '2004-07-01' AND a <= '2004-09-30';
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p407,p408,p409 ALL NULL NULL NULL NULL 9 Using where
SELECT * from t1
WHERE (a >= '2004-07-01' AND a <= '2004-09-30') OR
(a >= '2005-07-01' AND a <= '2005-09-30');
a
2004-07-13
2004-07-20
2004-07-30
2004-08-13
2004-08-20
2004-08-30
2004-09-13
2004-09-20
2004-09-30
2005-07-13
2005-07-20
2005-07-30
2005-08-13
2005-08-20
2005-08-30
2005-09-13
2005-09-20
2005-09-30
EXPLAIN PARTITIONS SELECT * from t1
WHERE (a >= '2004-07-01' AND a <= '2004-09-30') OR
(a >= '2005-07-01' AND a <= '2005-09-30');
id select_type table partitions type possible_keys key key_len ref rows Extra
1 SIMPLE t1 p407,p408,p409,p507,p508,p509 ALL NULL NULL NULL NULL 18 Using where
DROP TABLE t1;

43
mysql-test/t/partition.test
View file

@ -1261,4 +1261,47 @@ insert into t1 values (1),(2);
select * from t1 ORDER BY a DESC;
drop table t1;
#
# Bug 20770 Partitions: DATA DIRECTORY clause change in reorganize
# doesn't remove old directory
#
--disable_query_log
--exec mkdir $MYSQLTEST_VARDIR/master-data/tmpdata || true
eval SET @data_dir = 'DATA DIRECTORY = ''$MYSQLTEST_VARDIR/master-data/tmpdata''';
let $data_directory = `select @data_dir`;
--exec mkdir $MYSQLTEST_VARDIR/master-data/tmpinx || true
eval SET @inx_dir = 'INDEX DIRECTORY = ''$MYSQLTEST_VARDIR/master-data/tmpinx''';
let $inx_directory = `select @inx_dir`;
--enable_query_log
--replace_result $MYSQLTEST_VARDIR "hello"
eval create table t1 (a int) engine myisam
partition by range (a)
subpartition by hash (a)
(partition p0 VALUES LESS THAN (1) $data_directory $inx_directory
(SUBPARTITION subpart00, SUBPARTITION subpart01));
--replace_result $MYSQLTEST_VARDIR "hello"
--exec ls $MYSQLTEST_VARDIR/master-data/test || true
--replace_result $MYSQLTEST_VARDIR "hello"
--exec ls $MYSQLTEST_VARDIR/master-data/tmpdata || true
--replace_result $MYSQLTEST_VARDIR "hello"
--exec ls $MYSQLTEST_VARDIR/master-data/tmpinx || true
--replace_result $MYSQLTEST_VARDIR "hello"
eval ALTER TABLE t1 REORGANIZE PARTITION p0 INTO
(partition p1 VALUES LESS THAN (1) $data_directory $inx_directory
(SUBPARTITION subpart10, SUBPARTITION subpart11),
partition p2 VALUES LESS THAN (2) $data_directory $inx_directory
(SUBPARTITION subpart20, SUBPARTITION subpart21));
--replace_result $MYSQLTEST_VARDIR "hello"
--exec ls $MYSQLTEST_VARDIR/master-data/test || true
--replace_result $MYSQLTEST_VARDIR "hello"
--exec ls $MYSQLTEST_VARDIR/master-data/tmpdata || true
--replace_result $MYSQLTEST_VARDIR "hello"
--exec ls $MYSQLTEST_VARDIR/master-data/tmpinx || true
drop table t1;
--echo End of 5.1 tests

16
mysql-test/t/partition_mgm.test
View file

@ -12,7 +12,21 @@ ALTER TABLE t1 COALESCE PARTITION 1;
SHOW CREATE TABLE t1;
--replace_result $MYSQLTEST_VARDIR "hello"
--exec ls $MYSQLTEST_VARDIR/master-data/test/t1*
drop table t1;
#
# Bug 20767: REORGANIZE partition crashes
#
create table t1 (a int)
partition by list (a)
subpartition by hash (a)
(partition p11 values in (1,2),
partition p12 values in (3,4));
alter table t1 REORGANIZE partition p11, p12 INTO
(partition p1 values in (1,2,3,4));
alter table t1 REORGANIZE partition p1 INTO
(partition p11 values in (1,2),
partition p12 values in (3,4));
drop table t1;

20
mysql-test/t/partition_order.test
View file

@ -818,11 +818,27 @@ partitions 2
# Insert a couple of tuples
INSERT into t1 values (1, 1);
INSERT into t1 values (5, NULL);
INSERT into t1 values (2, 5);
INSERT into t1 values (2, 4);
INSERT into t1 values (3, 3);
INSERT into t1 values (4, 5);
INSERT into t1 values (7, 1);
INSERT into t1 values (6, 6);
INSERT into t1 values (30, 4);
INSERT into t1 values (35, 2);
INSERT into t1 values (40, NULL);
select * from t1 force index (b) where b < 10 OR b IS NULL order by b;
select * from t1 force index (b) where b < 10 ORDER BY b;
select * from t1 force index (b) where b < 10 ORDER BY b DESC;
drop table t1;
create table t1 (a int not null, b int, c varchar(20), key (a,b,c))
partition by range (b)
(partition p0 values less than (5),
partition p1 values less than (10));
INSERT into t1 values (1,1,'1'),(2,2,'2'),(1,3,'3'),(2,4,'4'),(1,5,'5');
INSERT into t1 values (2,6,'6'),(1,7,'7'),(2,8,'8'),(1,9,'9');
INSERT into t1 values (1, NULL, NULL), (2, NULL, '10');
select * from t1 where a = 1 order by a desc, b desc;
select * from t1 where a = 1 order by b desc;
drop table t1;

87
mysql-test/t/partition_range.test
View file

@ -555,3 +555,90 @@ reorganize partition p5 into
drop table t1;
#
# New test cases for date based partitioning
#
CREATE TABLE t1 (a date)
PARTITION BY RANGE (TO_DAYS(a))
(PARTITION p3xx VALUES LESS THAN (TO_DAYS('2004-01-01')),
PARTITION p401 VALUES LESS THAN (TO_DAYS('2004-02-01')),
PARTITION p402 VALUES LESS THAN (TO_DAYS('2004-03-01')),
PARTITION p403 VALUES LESS THAN (TO_DAYS('2004-04-01')),
PARTITION p404 VALUES LESS THAN (TO_DAYS('2004-05-01')),
PARTITION p405 VALUES LESS THAN (TO_DAYS('2004-06-01')),
PARTITION p406 VALUES LESS THAN (TO_DAYS('2004-07-01')),
PARTITION p407 VALUES LESS THAN (TO_DAYS('2004-08-01')),
PARTITION p408 VALUES LESS THAN (TO_DAYS('2004-09-01')),
PARTITION p409 VALUES LESS THAN (TO_DAYS('2004-10-01')),
PARTITION p410 VALUES LESS THAN (TO_DAYS('2004-11-01')),
PARTITION p411 VALUES LESS THAN (TO_DAYS('2004-12-01')),
PARTITION p412 VALUES LESS THAN (TO_DAYS('2005-01-01')),
PARTITION p501 VALUES LESS THAN (TO_DAYS('2005-02-01')),
PARTITION p502 VALUES LESS THAN (TO_DAYS('2005-03-01')),
PARTITION p503 VALUES LESS THAN (TO_DAYS('2005-04-01')),
PARTITION p504 VALUES LESS THAN (TO_DAYS('2005-05-01')),
PARTITION p505 VALUES LESS THAN (TO_DAYS('2005-06-01')),
PARTITION p506 VALUES LESS THAN (TO_DAYS('2005-07-01')),
PARTITION p507 VALUES LESS THAN (TO_DAYS('2005-08-01')),
PARTITION p508 VALUES LESS THAN (TO_DAYS('2005-09-01')),
PARTITION p509 VALUES LESS THAN (TO_DAYS('2005-10-01')),
PARTITION p510 VALUES LESS THAN (TO_DAYS('2005-11-01')),
PARTITION p511 VALUES LESS THAN (TO_DAYS('2005-12-01')),
PARTITION p512 VALUES LESS THAN (TO_DAYS('2006-01-01')),
PARTITION p601 VALUES LESS THAN (TO_DAYS('2006-02-01')),
PARTITION p602 VALUES LESS THAN (TO_DAYS('2006-03-01')),
PARTITION p603 VALUES LESS THAN (TO_DAYS('2006-04-01')),
PARTITION p604 VALUES LESS THAN (TO_DAYS('2006-05-01')),
PARTITION p605 VALUES LESS THAN (TO_DAYS('2006-06-01')),
PARTITION p606 VALUES LESS THAN (TO_DAYS('2006-07-01')),
PARTITION p607 VALUES LESS THAN (TO_DAYS('2006-08-01')));
INSERT INTO t1 VALUES ('2003-01-13'),('2003-06-20'),('2003-08-30');
INSERT INTO t1 VALUES ('2003-04-13'),('2003-07-20'),('2003-10-30');
INSERT INTO t1 VALUES ('2003-05-13'),('2003-11-20'),('2003-12-30');
INSERT INTO t1 VALUES ('2004-01-13'),('2004-01-20'),('2004-01-30');
INSERT INTO t1 VALUES ('2004-02-13'),('2004-02-20'),('2004-02-28');
INSERT INTO t1 VALUES ('2004-03-13'),('2004-03-20'),('2004-03-30');
INSERT INTO t1 VALUES ('2004-04-13'),('2004-04-20'),('2004-04-30');
INSERT INTO t1 VALUES ('2004-05-13'),('2004-05-20'),('2004-05-30');
INSERT INTO t1 VALUES ('2004-06-13'),('2004-06-20'),('2004-06-30');
INSERT INTO t1 VALUES ('2004-07-13'),('2004-07-20'),('2004-07-30');
INSERT INTO t1 VALUES ('2004-08-13'),('2004-08-20'),('2004-08-30');
INSERT INTO t1 VALUES ('2004-09-13'),('2004-09-20'),('2004-09-30');
INSERT INTO t1 VALUES ('2004-10-13'),('2004-10-20'),('2004-10-30');
INSERT INTO t1 VALUES ('2004-11-13'),('2004-11-20'),('2004-11-30');
INSERT INTO t1 VALUES ('2004-12-13'),('2004-12-20'),('2004-12-30');
INSERT INTO t1 VALUES ('2005-01-13'),('2005-01-20'),('2005-01-30');
INSERT INTO t1 VALUES ('2005-02-13'),('2005-02-20'),('2005-02-28');
INSERT INTO t1 VALUES ('2005-03-13'),('2005-03-20'),('2005-03-30');
INSERT INTO t1 VALUES ('2005-04-13'),('2005-04-20'),('2005-04-30');
INSERT INTO t1 VALUES ('2005-05-13'),('2005-05-20'),('2005-05-30');
INSERT INTO t1 VALUES ('2005-06-13'),('2005-06-20'),('2005-06-30');
INSERT INTO t1 VALUES ('2005-07-13'),('2005-07-20'),('2005-07-30');
INSERT INTO t1 VALUES ('2005-08-13'),('2005-08-20'),('2005-08-30');
INSERT INTO t1 VALUES ('2005-09-13'),('2005-09-20'),('2005-09-30');
INSERT INTO t1 VALUES ('2005-10-13'),('2005-10-20'),('2005-10-30');
INSERT INTO t1 VALUES ('2005-11-13'),('2005-11-20'),('2005-11-30');
INSERT INTO t1 VALUES ('2005-12-13'),('2005-12-20'),('2005-12-30');
INSERT INTO t1 VALUES ('2006-01-13'),('2006-01-20'),('2006-01-30');
INSERT INTO t1 VALUES ('2006-02-13'),('2006-02-20'),('2006-02-28');
INSERT INTO t1 VALUES ('2006-03-13'),('2006-03-20'),('2006-03-30');
INSERT INTO t1 VALUES ('2006-04-13'),('2006-04-20'),('2006-04-30');
INSERT INTO t1 VALUES ('2006-05-13'),('2006-05-20'),('2006-05-30');
INSERT INTO t1 VALUES ('2006-06-13'),('2006-06-20'),('2006-06-30');
INSERT INTO t1 VALUES ('2006-07-13'),('2006-07-20'),('2006-07-30');
SELECT * FROM t1
WHERE a >= '2004-07-01' AND a <= '2004-09-30';
EXPLAIN PARTITIONS SELECT * FROM t1
WHERE a >= '2004-07-01' AND a <= '2004-09-30';
SELECT * from t1
WHERE (a >= '2004-07-01' AND a <= '2004-09-30') OR
(a >= '2005-07-01' AND a <= '2005-09-30');
EXPLAIN PARTITIONS SELECT * from t1
WHERE (a >= '2004-07-01' AND a <= '2004-09-30') OR
(a >= '2005-07-01' AND a <= '2005-09-30');
DROP TABLE t1;

3
sql/ha_myisam.cc
View file

@ -1202,12 +1202,13 @@ int ha_myisam::index_read_idx(byte * buf, uint index, const byte * key,
int ha_myisam::index_read_last(byte * buf, const byte * key, uint key_len)
{
DBUG_ENTER("ha_myisam::index_read_last");
DBUG_ASSERT(inited==INDEX);
statistic_increment(table->in_use->status_var.ha_read_key_count,
&LOCK_status);
int error=mi_rkey(file,buf,active_index, key, key_len, HA_READ_PREFIX_LAST);
table->status=error ? STATUS_NOT_FOUND: 0;
return error;
DBUG_RETURN(error);
}
int ha_myisam::index_next(byte * buf)

66
sql/ha_partition.cc
View file

@ -204,6 +204,7 @@ void ha_partition::init_handler_variables()
m_name_buffer_ptr= NULL;
m_engine_array= NULL;
m_file= NULL;
m_file_tot_parts= 0;
m_reorged_file= NULL;
m_new_file= NULL;
m_reorged_parts= 0;
@ -1125,13 +1126,15 @@ int ha_partition::handle_opt_partitions(THD *thd, HA_CHECK_OPT *check_opt,
int ha_partition::prepare_new_partition(TABLE *table,
HA_CREATE_INFO *create_info,
handler *file, const char *part_name)
handler *file, const char *part_name,
partition_element *p_elem)
{
int error;
bool create_flag= FALSE;
bool open_flag= FALSE;
DBUG_ENTER("prepare_new_partition");
set_up_table_before_create(table, part_name, create_info, 0, p_elem);
if ((error= file->create(part_name, table, create_info)))
goto error;
create_flag= TRUE;
@ -1231,7 +1234,7 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
uint no_parts= m_part_info->partitions.elements;
uint no_subparts= m_part_info->no_subparts;
uint i= 0;
uint no_remain_partitions, part_count;
uint no_remain_partitions, part_count, orig_count;
handler **new_file_array;
int error= 1;
bool first;
@ -1266,10 +1269,10 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
} while (++i < no_parts);
}
if (m_reorged_parts &&
!(m_reorged_file= (handler**)sql_calloc(sizeof(partition_element*)*
!(m_reorged_file= (handler**)sql_calloc(sizeof(handler*)*
(m_reorged_parts + 1))))
{
mem_alloc_error(sizeof(partition_element*)*(m_reorged_parts+1));
mem_alloc_error(sizeof(handler*)*(m_reorged_parts+1));
DBUG_RETURN(ER_OUTOFMEMORY);
}
@ -1340,6 +1343,7 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
ones used to be.
*/
first= FALSE;
DBUG_ASSERT(i + m_reorged_parts <= m_file_tot_parts);
memcpy((void*)m_reorged_file, &m_file[i*no_subparts],
sizeof(handler*)*m_reorged_parts*no_subparts);
}
@ -1353,15 +1357,18 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
*/
i= 0;
part_count= 0;
orig_count= 0;
part_it.rewind();
do
{
partition_element *part_elem= part_it++;
if (part_elem->part_state == PART_NORMAL)
{
memcpy((void*)&new_file_array[part_count], (void*)&m_file[i],
DBUG_ASSERT(orig_count + no_subparts <= m_file_tot_parts);
memcpy((void*)&new_file_array[part_count], (void*)&m_file[orig_count],
sizeof(handler*)*no_subparts);
part_count+= no_subparts;
orig_count+= no_subparts;
}
else if (part_elem->part_state == PART_CHANGED ||
part_elem->part_state == PART_TO_BE_ADDED)
@ -1420,7 +1427,8 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
DBUG_PRINT("info", ("Add subpartition %s", part_name_buff));
if ((error= prepare_new_partition(table, create_info,
new_file_array[part],
(const char *)part_name_buff)))
(const char *)part_name_buff,
sub_elem)))
{
cleanup_new_partition(part_count);
DBUG_RETURN(error);
@ -1436,7 +1444,8 @@ int ha_partition::change_partitions(HA_CREATE_INFO *create_info,
DBUG_PRINT("info", ("Add partition %s", part_name_buff));
if ((error= prepare_new_partition(table, create_info,
new_file_array[i],
(const char *)part_name_buff)))
(const char *)part_name_buff,
part_elem)))
{
cleanup_new_partition(part_count);
DBUG_RETURN(error);
@ -1648,7 +1657,7 @@ uint ha_partition::del_ren_cre_table(const char *from,
error= (*file)->delete_table((const char*) from_buff);
else
{
set_up_table_before_create(table_arg, from_buff, create_info, i);
set_up_table_before_create(table_arg, from_buff, create_info, i, NULL);
error= (*file)->create(from_buff, table_arg, create_info);
}
name_buffer_ptr= strend(name_buffer_ptr) + 1;
@ -1724,12 +1733,15 @@ partition_element *ha_partition::find_partition_element(uint part_id)
void ha_partition::set_up_table_before_create(TABLE *table,
const char *partition_name_with_path,
HA_CREATE_INFO *info,
uint part_id)
uint part_id,
partition_element *part_elem)
{
partition_element *part_elem= find_partition_element(part_id);
if (!part_elem)
{
part_elem= find_partition_element(part_id);
if (!part_elem)
return; // Fatal error
}
table->s->max_rows= part_elem->part_max_rows;
table->s->min_rows= part_elem->part_min_rows;
const char *partition_name= strrchr(partition_name_with_path, FN_LIBCHAR);
@ -1959,6 +1971,7 @@ bool ha_partition::create_handlers(MEM_ROOT *mem_root)
if (!(m_file= (handler **) alloc_root(mem_root, alloc_len)))
DBUG_RETURN(TRUE);
m_file_tot_parts= m_tot_parts;
bzero((char*) m_file, alloc_len);
for (i= 0; i < m_tot_parts; i++)
{
@ -2008,6 +2021,7 @@ bool ha_partition::new_handlers_from_part_info(MEM_ROOT *mem_root)
mem_alloc_error(alloc_len);
goto error_end;
}
m_file_tot_parts= m_tot_parts;
bzero((char*) m_file, alloc_len);
DBUG_ASSERT(m_part_info->no_parts > 0);
@ -3266,6 +3280,7 @@ int ha_partition::index_read(byte * buf, const byte * key,
DBUG_ENTER("ha_partition::index_read");
end_range= 0;
m_index_scan_type= partition_index_read;
DBUG_RETURN(common_index_read(buf, key, key_len, find_flag));
}
@ -3283,18 +3298,24 @@ int ha_partition::common_index_read(byte *buf, const byte *key, uint key_len,
enum ha_rkey_function find_flag)
{
int error;
bool reverse_order= FALSE;
DBUG_ENTER("ha_partition::common_index_read");
memcpy((void*)m_start_key.key, key, key_len);
m_start_key.length= key_len;
m_start_key.flag= find_flag;
m_index_scan_type= partition_index_read;
if ((error= partition_scan_set_up(buf, TRUE)))
{
DBUG_RETURN(error);
}
if (find_flag == HA_READ_PREFIX_LAST ||
find_flag == HA_READ_PREFIX_LAST_OR_PREV ||
find_flag == HA_READ_BEFORE_KEY)
{
reverse_order= TRUE;
m_ordered_scan_ongoing= TRUE;
}
if (!m_ordered_scan_ongoing ||
(find_flag == HA_READ_KEY_EXACT &&
(key_len >= m_curr_key_info->key_length ||
@ -3320,7 +3341,7 @@ int ha_partition::common_index_read(byte *buf, const byte *key, uint key_len,
In all other cases we will use the ordered index scan. This will use
the partition set created by the get_partition_set method.
*/
error= handle_ordered_index_scan(buf);
error= handle_ordered_index_scan(buf, reverse_order);
}
DBUG_RETURN(error);
}
@ -3404,7 +3425,7 @@ int ha_partition::common_first_last(byte *buf)
if (!m_ordered_scan_ongoing &&
m_index_scan_type != partition_index_last)
return handle_unordered_scan_next_partition(buf);
return handle_ordered_index_scan(buf);
return handle_ordered_index_scan(buf, FALSE);
}
@ -3458,7 +3479,9 @@ int ha_partition::index_read_last(byte *buf, const byte *key, uint keylen)
DBUG_ENTER("ha_partition::index_read_last");
m_ordered= TRUE; // Safety measure
DBUG_RETURN(index_read(buf, key, keylen, HA_READ_PREFIX_LAST));
end_range= 0;
m_index_scan_type= partition_index_read_last;
DBUG_RETURN(common_index_read(buf, key, keylen, HA_READ_PREFIX_LAST));
}
@ -3598,6 +3621,7 @@ int ha_partition::read_range_first(const key_range *start_key,
}
else
{
m_index_scan_type= partition_index_read;
error= common_index_read(m_rec0,
start_key->key,
start_key->length, start_key->flag);
@ -3856,12 +3880,11 @@ int ha_partition::handle_unordered_scan_next_partition(byte * buf)
entries.
*/
int ha_partition::handle_ordered_index_scan(byte *buf)
int ha_partition::handle_ordered_index_scan(byte *buf, bool reverse_order)
{
uint i;
uint j= 0;
bool found= FALSE;
bool reverse_order= FALSE;
DBUG_ENTER("ha_partition::handle_ordered_index_scan");
m_top_entry= NO_CURRENT_PART_ID;
@ -3882,7 +3905,6 @@ int ha_partition::handle_ordered_index_scan(byte *buf)
m_start_key.key,
m_start_key.length,
m_start_key.flag);
reverse_order= FALSE;
break;
case partition_index_first:
error= file->index_first(rec_buf_ptr);
@ -3892,6 +3914,12 @@ int ha_partition::handle_ordered_index_scan(byte *buf)
error= file->index_last(rec_buf_ptr);
reverse_order= TRUE;
break;
case partition_index_read_last:
error= file->index_read_last(rec_buf_ptr,
m_start_key.key,
m_start_key.length);
reverse_order= TRUE;
break;
default:
DBUG_ASSERT(FALSE);
DBUG_RETURN(HA_ERR_END_OF_FILE);

12
sql/ha_partition.h
View file

@ -46,7 +46,8 @@ private:
partition_index_read= 0,
partition_index_first= 1,
partition_index_last= 2,
partition_no_index_scan= 3
partition_index_read_last= 3,
partition_no_index_scan= 4
};
/* Data for the partition handler */
int m_mode; // Open mode
@ -55,6 +56,7 @@ private:
char *m_name_buffer_ptr; // Pointer to first partition name
handlerton **m_engine_array; // Array of types of the handlers
handler **m_file; // Array of references to handler inst.
uint m_file_tot_parts; // Debug
handler **m_new_file; // Array of references to new handlers
handler **m_reorged_file; // Reorganised partitions
handler **m_added_file; // Added parts kept for errors
@ -202,7 +204,8 @@ private:
int copy_partitions(ulonglong *copied, ulonglong *deleted);
void cleanup_new_partition(uint part_count);
int prepare_new_partition(TABLE *table, HA_CREATE_INFO *create_info,
handler *file, const char *part_name);
handler *file, const char *part_name,
partition_element *p_elem);
/*
delete_table, rename_table and create uses very similar logic which
is packed into this routine.
@ -222,7 +225,8 @@ private:
void set_up_table_before_create(TABLE *table_arg,
const char *partition_name_with_path,
HA_CREATE_INFO *info,
uint part_id);
uint part_id,
partition_element *p_elem);
partition_element *find_partition_element(uint part_id);
public:
@ -429,7 +433,7 @@ private:
return (queue_buf(part_id) +
PARTITION_BYTES_IN_POS);
}
int handle_ordered_index_scan(byte * buf);
int handle_ordered_index_scan(byte * buf, bool reverse_order);
int handle_ordered_next(byte * buf, bool next_same);
int handle_ordered_prev(byte * buf);
void return_top_record(byte * buf);

9
sql/sql_yacc.yy
View file

@ -3716,14 +3716,15 @@ sub_part_definition:
{
LEX *lex= Lex;
partition_info *part_info= lex->part_info;
partition_element *p_elem= new partition_element();
if (!p_elem ||
part_info->current_partition->subpartitions.push_back(p_elem))
partition_element *curr_part= part_info->current_partition;
partition_element *sub_p_elem= new partition_element(curr_part);
if (!sub_p_elem ||
curr_part->subpartitions.push_back(sub_p_elem))
{
mem_alloc_error(sizeof(partition_element));
YYABORT;
}
part_info->curr_part_elem= p_elem;
part_info->curr_part_elem= sub_p_elem;
part_info->use_default_subpartitions= FALSE;
part_info->use_default_no_subpartitions= FALSE;
part_info->count_curr_subparts++;