202 lines
5.0 KiB
Plaintext
202 lines
5.0 KiB
Plaintext
##############################################################
|
|
# Purpose: Test multiple concurrect DML and DDL operations.
|
|
# Currently with SPJ disabled, as that has its
|
|
# own problems to be fixed in this area.
|
|
#
|
|
##############################################################
|
|
--source include/have_multi_ndb.inc
|
|
|
|
connect (j1,localhost,root,,test);
|
|
connect (j2,localhost,root,,test);
|
|
connect (j3,localhost,root,,test);
|
|
connect (ddl,localhost,root,,test);
|
|
|
|
connection ddl;
|
|
call mtr.add_suppression(".*NDB_SHARE.*Moving away for safety, but possible memleak");
|
|
|
|
create table parent(a int primary key, b int, key(b)) engine=ndb
|
|
comment="NDB_TABLE=PARTITION_BALANCE=FOR_RP_BY_LDM";
|
|
create table child(a int, b int, primary key(a,b), key(b)) engine=ndb
|
|
comment="NDB_TABLE=PARTITION_BALANCE=FOR_RP_BY_LDM";
|
|
|
|
insert into parent values (1,1), (2,2), (3,3), (4,4);
|
|
insert into parent select a+4, b+4 from parent;
|
|
insert into parent select a+8, b+8 from parent;
|
|
insert into parent select a+16, b+16 from parent;
|
|
insert into parent select a+32, b+32 from parent;
|
|
insert into parent select a+64, b+64 from parent;
|
|
insert into parent select a+128, b+128 from parent;
|
|
insert into parent select a+256, b+256 from parent;
|
|
insert into parent select a+512, b+512 from parent;
|
|
insert into parent select a+1024, b+1024 from parent;
|
|
insert into parent select a+2048, b+2048 from parent;
|
|
insert into parent select a+4096, b+4096 from parent;
|
|
|
|
insert into child select * from parent;
|
|
analyze table parent, child;
|
|
|
|
connection j1;
|
|
set ndb_join_pushdown = off;
|
|
|
|
# Use 'replace_column' to eliminate explained 'rows' which are unreliable
|
|
--replace_column 10 ### 11 ###
|
|
explain
|
|
select straight_join count(*)
|
|
from parent join child
|
|
on child.a = parent.a and child.b = parent.b
|
|
where parent.b > 5;
|
|
|
|
--replace_column 10 ### 11 ###
|
|
explain
|
|
select straight_join count(*)
|
|
from parent join child
|
|
on child.a = parent.a
|
|
where parent.b > 5;
|
|
|
|
--replace_column 10 ### 11 ###
|
|
explain
|
|
select straight_join count(*)
|
|
from parent join child
|
|
on child.b = parent.b
|
|
where parent.b > 5;
|
|
|
|
show variables like 'server_id';
|
|
|
|
delimiter %;
|
|
create procedure query_eq_ref_load (seconds int)
|
|
begin
|
|
set @x=time_to_sec(current_time()) + seconds;
|
|
repeat
|
|
set ndb_join_pushdown = off;
|
|
select straight_join count(*)
|
|
from parent join child
|
|
on child.a = parent.a and child.b = parent.b
|
|
where parent.b > 5;
|
|
until @x <= time_to_sec(current_time())
|
|
end repeat;
|
|
end%
|
|
|
|
create procedure query_ref_load (seconds int)
|
|
begin
|
|
set @x=time_to_sec(current_time()) + seconds;
|
|
repeat
|
|
set ndb_join_pushdown = off;
|
|
select straight_join count(*)
|
|
from parent join child
|
|
on child.a = parent.a and child.b = parent.b
|
|
where parent.b > 5;
|
|
until @x <= time_to_sec(current_time())
|
|
end repeat;
|
|
end%
|
|
|
|
create procedure query_ref_b_load (seconds int)
|
|
begin
|
|
set @x=time_to_sec(current_time()) + seconds;
|
|
repeat
|
|
set ndb_join_pushdown = off;
|
|
select straight_join count(*)
|
|
from parent join child
|
|
on child.a = parent.a and child.b = parent.b
|
|
where parent.b > 5;
|
|
until @x <= time_to_sec(current_time())
|
|
end repeat;
|
|
end%
|
|
|
|
delimiter ;%
|
|
|
|
|
|
--echo Starting background DML load
|
|
|
|
connection j1;
|
|
send call query_eq_ref_load(10);
|
|
|
|
connection j2;
|
|
send call query_ref_load(10);
|
|
|
|
connection j3;
|
|
send call query_ref_b_load(10);
|
|
|
|
sleep 1;
|
|
|
|
connection server2;
|
|
show variables like 'server_id';
|
|
|
|
--echo Starting concurrent DDL operations
|
|
alter table child add column c int;
|
|
alter table child drop column c;
|
|
|
|
#sleep 1;
|
|
alter table child drop primary key;
|
|
alter table child add primary key(b);
|
|
|
|
#sleep 1;
|
|
alter table child drop primary key;
|
|
alter table child add primary key(a,b) using hash;
|
|
|
|
#sleep 1;
|
|
alter table child drop primary key;
|
|
alter table child add primary key(a,b);
|
|
|
|
#sleep 1;
|
|
--echo Completed DDL operations, rejoins with DML load.
|
|
--disable_result_log
|
|
|
|
# We may fail with error 1412: Table definition has changed,
|
|
# or error 1146: Table ... doesn't exist
|
|
# or error 1296: Got error 3 Unknown error code'
|
|
# ... The later is a bit strange, but likely due to poor error
|
|
# handling in NDB.
|
|
#
|
|
connection j1;
|
|
--error 0,1412,1146,1296
|
|
reap;
|
|
|
|
connection j2;
|
|
--error 0,1412,1146,1296
|
|
reap;
|
|
|
|
connection j3;
|
|
--error 0,1412,1146,1296
|
|
reap;
|
|
|
|
--enable_result_log
|
|
|
|
|
|
--echo ====================================================
|
|
--echo Force a 'trailing share' to be created in order to
|
|
--echo check correct cleanup in ndbcluster_real_free_share()
|
|
--echo =====================================================
|
|
let $query =
|
|
select straight_join *
|
|
from parent join child
|
|
on child.a = parent.a and child.b = parent.b
|
|
where parent.b > 5;
|
|
|
|
connection server1;
|
|
set ndb_join_pushdown = off;
|
|
--replace_column 10 ### 11 ###
|
|
eval explain $query;
|
|
--disable_query_log
|
|
send_eval $query;
|
|
--enable_query_log
|
|
|
|
connection server2;
|
|
alter table child algorithm=copy, drop primary key;
|
|
commit;
|
|
|
|
connection server1;
|
|
--disable_result_log
|
|
--error 0,1412,1146,1296
|
|
reap;
|
|
--enable_result_log
|
|
|
|
|
|
connection ddl;
|
|
drop table child;
|
|
drop table parent;
|
|
|
|
drop procedure query_eq_ref_load;
|
|
drop procedure query_ref_load;
|
|
drop procedure query_ref_b_load;
|
|
|