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CREATE TABLE t1(a INT);
INSERT INTO t1 VALUES(1),(2);
DELETE FROM t1 WHERE a=1;
OPTIMIZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 optimize status OK
CHECK TABLE t1;
Table Op Msg_type Msg_text
test.t1 check status OK
DROP TABLE t1;
create table t1 (v varchar(10), c char(10), t text, key(v), key(c), key(t(10)));
insert into t1 (v) select concat(char(ascii('a')+s2.seq),repeat(' ',s1.seq))
from seq_0_to_9 as s1, seq_0_to_26 as s2;
update t1 set c=v, t=v;
select sql_big_result t,count(t) from t1 group by t limit 10;
t count(t)
a 10
b 10
c 10
d 10
e 10
f 10
g 10
h 10
i 10
j 10
drop table t1;
set global binlog_cache_size=8192;
create table t1 (a text) engine=innodb;
start transaction;
insert t1 select repeat(seq, 1000) from seq_1_to_15;
commit;
start transaction;
insert t1 select repeat(seq, 1000) from seq_1_to_8;
commit;
drop table t1;
create table t1 (a text) engine=innodb;
start transaction;
insert t1 select repeat(seq, 1000) from seq_1_to_15;
savepoint foo;
insert t1 select repeat(seq, 1000) from seq_16_to_30;
rollback to savepoint foo;
insert t1 select repeat(seq, 1000) from seq_31_to_40;
commit;
drop table t1;
set global binlog_cache_size=default;
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