#
# ICP/InnoDB tests (Index Condition Pushdown)
#

--source include/have_innodb.inc
--source include/default_optimizer_switch.inc

set @save_storage_engine= @@default_storage_engine;
set default_storage_engine=InnoDB;

set @innodb_stats_persistent_save= @@innodb_stats_persistent;
set @innodb_stats_persistent_sample_pages_save=
      @@innodb_stats_persistent_sample_pages;

set global innodb_stats_persistent= 1;
set global innodb_stats_persistent_sample_pages=100;

set @innodb_icp_tmp=@@optimizer_switch;
set optimizer_switch='mrr=on,mrr_sort_keys=on,index_condition_pushdown=on';

--source include/icp_tests.inc

--echo #
--echo # BUG#920132: Assert trx->n_active_thrs == 1 failed at que0que.c line 1050 
--echo #
CREATE TABLE t1 ( a INT )
  ENGINE=InnoDB;
INSERT INTO t1 VALUES (7),(7);

CREATE TABLE t2 ( b VARCHAR(1) );
INSERT INTO t2 VALUES ('j'),('v');

CREATE TABLE t3 (
  c INT, d VARCHAR(1), e VARCHAR(1),
  KEY (d,c)
) ENGINE=InnoDB;
INSERT INTO t3
  VALUES (6,'w','w'),
    (1,'v','v'),(7,'s','s'),(4,'l','l'),
    (7,'y','y'),(0,'c','c'),(2,'i','i'),
    (9,'h','h'),(4,'q','q'),(0,'a','a'),
    (9,'v','v'),(1,'u','u'),(3,'s','s'),
    (8,'z','z'),(1,'h','h'),(8,'p','p'),
    (6,'e','e'),(3,'i','i'),(6,'y','y');

SELECT *
FROM t1 INNER JOIN t2 INNER JOIN t3
  ON d = b
WHERE
  NOT EXISTS ( SELECT * FROM t3 )
  OR a = c
ORDER BY e;

DROP TABLE t1,t2,t3;

--echo #
--echo # MDEV-5337: Wrong result in mariadb 5.5.32 with ORDER BY + LIMIT when index_condition_pushdown=on
--echo # MDEV-5512: Wrong result (WHERE clause ignored) with multiple clauses using Percona-XtraDB engine
--echo #

create table t1(a int);
insert into t1 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);

create table t2 (pk int primary key, 
  key1 char(32),
  key2 char(32),
  key(key1),
  key(key2)
) engine=innodb;

insert into t2 select 
  A.a+10*B.a+100*C.a,
  concat('rare-', A.a+10*B.a),
  concat('rare-', A.a+10*B.a)
from
  t1 A, t1 B, t1 C;
update t2 set key1='frequent-val' where pk between 100 and 350;
select * from t2 ignore key(PRIMARY) 
where key1='frequent-val' and key2 between 'rare-400' and 'rare-450' order by pk limit 2;

drop table t1, t2;


set optimizer_switch=@innodb_icp_tmp;
set default_storage_engine= @save_storage_engine;

set global innodb_stats_persistent= @innodb_stats_persistent_save;
set global innodb_stats_persistent_sample_pages=
             @innodb_stats_persistent_sample_pages_save;