create temporary table t1
(keyc int, c1 char(100), c2 char(100),
primary key(keyc), index sec_index(c1)
) engine = innodb;
create temporary table t2
(keyc int, c1 char(100), c2 char(100),
primary key(keyc), index sec_index(c1)
) engine = innodb;
create procedure populate_t1()
begin
declare i int default 1;
while (i <= 200) do
insert into t1 values (i, 'a', 'b'); set i = i + 1;
end while;
end|
create procedure populate_t1_small()
begin
declare i int default 1;
while (i <= 20) do
insert into t1 values (i, 'c', 'd'); set i = i + 1;
end while;
end|
create procedure populate_t1_small2()
begin
declare i int default 30;
while (i <= 50) do
insert into t1 values (i, 'e', 'f'); set i = i + 1;
end while;
end|
begin;
select count(*) from t1;
count(*) 0
call populate_t1();
select count(*) from t1;
count(*) 200
select * from t1 limit 10;
keyc c1 c2 1 a b 2 a b 3 a b 4 a b 5 a b 6 a b 7 a b 8 a b 9 a b 10 a b
rollback;
select count(*) from t1;
count(*) 0
begin;
call populate_t1();
select count(*) from t1;
count(*) 200
commit;
select count(*) from t1;
count(*) 200
truncate table t1;
select count(*) from t1;
count(*) 0
call populate_t1_small();
select count(*) from t1;
count(*) 20
rollback;
select count(*) from t1;
count(*) 20
truncate table t1;
call populate_t1();
select count(*) from t1;
count(*) 200
delete from t1 where keyc <= 60;
select count(*) from t1;
count(*) 140
call populate_t1_small();
select count(*) from t1;
count(*) 160
select * from t1 limit 10;
keyc c1 c2 1 c d 2 c d 3 c d 4 c d 5 c d 6 c d 7 c d 8 c d 9 c d 10 c d
begin;
call populate_t1_small2();
select count(*) from t1;
count(*) 181
select * from t1 where keyc > 30 limit 10;
keyc c1 c2 31 e f 32 e f 33 e f 34 e f 35 e f 36 e f 37 e f 38 e f 39 e f 40 e f
rollback;
select count(*) from t1;
count(*) 160
select * from t1 where keyc > 30 limit 10;
keyc c1 c2 61 a b 62 a b 63 a b 64 a b 65 a b 66 a b 67 a b 68 a b 69 a b 70 a b
update t1 set keyc = keyc + 2000;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
rollback;
begin;
update t1 set keyc = keyc + 2000;
select * from t1 limit 10;
keyc c1 c2 4001 c d 4002 c d 4003 c d 4004 c d 4005 c d 4006 c d 4007 c d 4008 c d 4009 c d 4010 c d
rollback;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
commit;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
insert into t2 select * from t1 where keyc < 2101;
select count(*) from t2;
count(*) 60
drop procedure populate_t1;
drop procedure populate_t1_small;
drop procedure populate_t1_small2;
drop temporary table t1,t2;
create temporary table t1
(keyc int, c1 char(100), c2 char(100),
primary key(keyc), index sec_index(c1)
) engine = innodb key_block_size = 4; ERROR HY000: InnoDB refuses to write tables with ROW_FORMAT=COMPRESSED or KEY_BLOCK_SIZE.
create temporary table t1
(keyc int, c1 char(100), c2 char(100),
primary key(keyc), index sec_index(c1)
) engine = innodb; set innodb_strict_mode=off;
create temporary table t2
(keyc int, c1 char(100), c2 char(100),
primary key(keyc), index sec_index(c1)
) engine = innodb key_block_size = 8; set innodb_strict_mode=on;
create procedure populate_t1()
begin
declare i int default 1;
while (i <= 200) do
insert into t1 values (i, 'a', 'b'); set i = i + 1;
end while;
end|
create procedure populate_t1_small()
begin
declare i int default 1;
while (i <= 20) do
insert into t1 values (i, 'c', 'd'); set i = i + 1;
end while;
end|
create procedure populate_t1_small2()
begin
declare i int default 30;
while (i <= 50) do
insert into t1 values (i, 'e', 'f'); set i = i + 1;
end while;
end|
begin;
select count(*) from t1;
count(*) 0
call populate_t1();
select count(*) from t1;
count(*) 200
select * from t1 limit 10;
keyc c1 c2 1 a b 2 a b 3 a b 4 a b 5 a b 6 a b 7 a b 8 a b 9 a b 10 a b
rollback;
select count(*) from t1;
count(*) 0
begin;
call populate_t1();
select count(*) from t1;
count(*) 200
commit;
select count(*) from t1;
count(*) 200
truncate table t1;
select count(*) from t1;
count(*) 0
call populate_t1_small();
select count(*) from t1;
count(*) 20
rollback;
select count(*) from t1;
count(*) 20
truncate table t1;
call populate_t1();
select count(*) from t1;
count(*) 200
delete from t1 where keyc <= 60;
select count(*) from t1;
count(*) 140
call populate_t1_small();
select count(*) from t1;
count(*) 160
select * from t1 limit 10;
keyc c1 c2 1 c d 2 c d 3 c d 4 c d 5 c d 6 c d 7 c d 8 c d 9 c d 10 c d
begin;
call populate_t1_small2();
select count(*) from t1;
count(*) 181
select * from t1 where keyc > 30 limit 10;
keyc c1 c2 31 e f 32 e f 33 e f 34 e f 35 e f 36 e f 37 e f 38 e f 39 e f 40 e f
rollback;
select count(*) from t1;
count(*) 160
select * from t1 where keyc > 30 limit 10;
keyc c1 c2 61 a b 62 a b 63 a b 64 a b 65 a b 66 a b 67 a b 68 a b 69 a b 70 a b
update t1 set keyc = keyc + 2000;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
rollback;
begin;
update t1 set keyc = keyc + 2000;
select * from t1 limit 10;
keyc c1 c2 4001 c d 4002 c d 4003 c d 4004 c d 4005 c d 4006 c d 4007 c d 4008 c d 4009 c d 4010 c d
rollback;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
commit;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
insert into t2 select * from t1 where keyc < 2101;
select count(*) from t2;
count(*) 60
drop procedure populate_t1;
drop procedure populate_t1_small;
drop procedure populate_t1_small2;
drop temporary table t1, t2;
create temporary table t1
(keyc int, c1 char(100), c2 char(100),
primary key(keyc), index sec_index(c1)
) engine = innodb;
create temporary table t2
(keyc int, c1 char(100), c2 char(100),
primary key(keyc), index sec_index(c1)
) engine = innodb;
create procedure populate_t1()
begin
declare i int default 1;
while (i <= 200) do
insert into t1 values (i, 'a', 'b'); set i = i + 1;
end while;
end|
create procedure populate_t1_small()
begin
declare i int default 1;
while (i <= 20) do
insert into t1 values (i, 'c', 'd'); set i = i + 1;
end while;
end|
create procedure populate_t1_small2()
begin
declare i int default 30;
while (i <= 50) do
insert into t1 values (i, 'e', 'f'); set i = i + 1;
end while;
end|
begin;
select count(*) from t1;
count(*) 0
call populate_t1();
select count(*) from t1;
count(*) 200
select * from t1 limit 10;
keyc c1 c2 1 a b 2 a b 3 a b 4 a b 5 a b 6 a b 7 a b 8 a b 9 a b 10 a b
rollback;
select count(*) from t1;
count(*) 0
begin;
call populate_t1();
select count(*) from t1;
count(*) 200
commit;
select count(*) from t1;
count(*) 200
truncate table t1;
select count(*) from t1;
count(*) 0
call populate_t1_small();
select count(*) from t1;
count(*) 20
rollback;
select count(*) from t1;
count(*) 20
truncate table t1;
call populate_t1();
select count(*) from t1;
count(*) 200
delete from t1 where keyc <= 60;
select count(*) from t1;
count(*) 140
call populate_t1_small();
select count(*) from t1;
count(*) 160
select * from t1 limit 10;
keyc c1 c2 1 c d 2 c d 3 c d 4 c d 5 c d 6 c d 7 c d 8 c d 9 c d 10 c d
begin;
call populate_t1_small2();
select count(*) from t1;
count(*) 181
select * from t1 where keyc > 30 limit 10;
keyc c1 c2 31 e f 32 e f 33 e f 34 e f 35 e f 36 e f 37 e f 38 e f 39 e f 40 e f
rollback;
select count(*) from t1;
count(*) 160
select * from t1 where keyc > 30 limit 10;
keyc c1 c2 61 a b 62 a b 63 a b 64 a b 65 a b 66 a b 67 a b 68 a b 69 a b 70 a b
update t1 set keyc = keyc + 2000;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
rollback;
begin;
update t1 set keyc = keyc + 2000;
select * from t1 limit 10;
keyc c1 c2 4001 c d 4002 c d 4003 c d 4004 c d 4005 c d 4006 c d 4007 c d 4008 c d 4009 c d 4010 c d
rollback;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
commit;
select * from t1 limit 10;
keyc c1 c2 2001 c d 2002 c d 2003 c d 2004 c d 2005 c d 2006 c d 2007 c d 2008 c d 2009 c d 2010 c d
insert into t2 select * from t1 where keyc < 2101;
select count(*) from t2;
count(*) 60
drop procedure populate_t1;
drop procedure populate_t1_small;
drop procedure populate_t1_small2;
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-08)
¤
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