EVOLUTION-MANAGER

Edit File: mvcc-38.test

# ticket 895 is a query optimization problem with the primary key

--source include/have_tokudb.inc
SET DEFAULT_STORAGE_ENGINE = 'tokudb';

--echo # Establish connection conn1 (user = root)
connect (conn1,localhost,root,,);

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

connection default;
set session transaction isolation level repeatable read;
create table foo (a int, b int, c int, primary key (a), key (b))engine=TokUDB;
show create table foo;
create table foo_isam (a int, b int, c int) engine=MyISAM;
insert into foo values (1,10,100),(2,20,200),(3,30,300),(4,40,400),(5,50,500),(6,60,600),(7,70,700),(8,80,800),(9,90,900);
begin;
select * from foo;
--echo # should use key b
explain select * from foo where b=50;
--echo # should grab a read lock on the main table on (5,50,500)
insert into foo_isam select * from foo where b=50;
--echo # should get (5,50,500)
select * From foo_isam;

connection conn1;
set session transaction isolation level repeatable read;
--echo # should fail with lock timeout because of read lock grabbed earlier
--error ER_LOCK_WAIT_TIMEOUT
replace into foo values (5, 1,1);

connection default;
disconnect conn1;

connection default;
# Final cleanup.
set session transaction isolation level serializable;
DROP TABLE foo, foo_isam;