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call mtr.add_suppression("A long semaphore wait");
create table t2 (a int not null, primary key(a)) engine='InnoDB'
partition by hash (a) partitions 8192;
show create table t2;
Table Create Table
t2 CREATE TABLE `t2` (
`a` int(11) NOT NULL,
PRIMARY KEY (`a`)
) ENGINE=InnoDB DEFAULT CHARSET=latin1
/*!50100 PARTITION BY HASH (a)
PARTITIONS 8192 */
65535 inserts;
select count(*) from t2;
count(*)
65535
select count(*) from t2 partition (p0);
count(*)
7
select count(*) from t2 partition (p10);
count(*)
8
select count(*) from t2 partition (p100);
count(*)
8
select count(*) from t2 partition (p1000);
count(*)
8
select count(*) from t2 partition (p4000);
count(*)
8
select count(*) from t2 partition (p8000);
count(*)
8
select count(*) from t2 partition (p8191);
count(*)
8
select * from t2 partition (p0);
a
8192
16384
24576
32768
40960
49152
57344
select * from t2 partition (p10);
a
10
8202
16394
24586
32778
40970
49162
57354
select * from t2 partition (p100);
a
100
8292
16484
24676
32868
41060
49252
57444
select * from t2 partition (p1000);
a
1000
9192
17384
25576
33768
41960
50152
58344
select * from t2 partition (p4000);
a
4000
12192
20384
28576
36768
44960
53152
61344
select * from t2 partition (p8000);
a
8000
16192
24384
32576
40768
48960
57152
65344
select * from t2 partition (p8191);
a
8191
16383
24575
32767
40959
49151
57343
65535
delete from t2 partition (p8191);
select * from t2 partition (p8191);
a
insert into t2 partition (p8191) values (8191), (65535);
select * from t2 partition (p8191);
a
8191
65535
update t2 partition (p8191) set a=16383 where a= 8191;
select * from t2 partition (p8191);
a
16383
65535
load data infile 'MYSQL_TMP_DIR/data01' into table t2 partition (p8191) fields terminated by ',';
select * from t2 partition (p8191);
a
8191
16383
57343
65535
drop table t2;