--source include/have_tokudb.inc
#
#test update multiple
#
#
SET DEFAULT_STORAGE_ENGINE = 'tokudb';

--disable_warnings
DROP TABLE IF EXISTS foo;
--enable_warnings

set session tokudb_prelock_empty=0;
#
# test updates on table that is composed of more than one dictionary
#
create table foo (a int, b int, c int, d int, primary key (a), key (b), clustering key (c));
insert into foo values (1,100,1000,1),(2,20,200,2),(3,300,30,3),(4,4,4,4);

#
# cases: 
# primary key changes, 
# have clustering key and it changes, or val changes, 
# secondary key changes, 
# only val of primary dictionary changes
#
select * from foo;
explain select b,a from foo;
select b,a from foo;
select * from foo where c > 0;

--echo #
--echo # only val of primary dictionary and clustering dictionary changes
--echo #
update foo set d=d+100;
select * from foo;
explain select b,a from foo;
select b,a from foo;
select * from foo where c > 0;

--echo #
--echo # secondary key changes
--echo #
update foo set b=b+1;
select * from foo;
explain select b,a from foo;
select b,a from foo;
select * from foo where c > 0;

--echo #
--echo # clustering key changes
--echo #
update foo set c=c*10;
select * from foo;
explain select b,a from foo;
select b,a from foo;
select * from foo where c > 0;

drop table foo;

--echo #
--echo # test updates on single dictionary
--echo # Two cases: pk changes, pk does not change
--echo #
create table foo (a int, b int, primary key (a));
insert into foo values (1,10),(2,20),(3,30);
select * from foo;
update foo set b=b*10;
select * from foo;
update foo set a=a+10;
select * From foo;

drop table foo;

--echo #
--echo # test pk uniqueness check during updates
--echo # Two cases: have one dict, have more than one dict
--echo #
create table foo (a int, b int, c int, primary key (a));
insert into foo values (1,10,100),(2,20,200),(3,30,300);
--error ER_DUP_ENTRY
update foo set a=3 where a=1;
select * from foo;

alter table foo add clustering key (c);
--error ER_DUP_ENTRY
update foo set a=3 where a=1;
drop table foo;

--echo #
--echo # test secondary key uniqueness
--echo #
create table foo (a int, b int, c int, primary key (a), unique key (b));
insert into foo values (1,10,100),(2,20,200),(3,30,300);
--error ER_DUP_ENTRY
update foo set b=20 where b=10;
update foo set c=c*100;
select * from foo;
# Final cleanup.
DROP TABLE foo;

