--source include/have_partition.inc

--echo #
--echo # Bug mdev-3866: valgrind complain from ANALYZE on a table with BIT field
--echo # 

SET use_stat_tables = 'preferably';

CREATE TABLE t1 (pk int PRIMARY KEY, a bit(1), INDEX idx(a)
) ENGINE=MyISAM PARTITION BY KEY(pk) PARTITIONS 2;
INSERT INTO t1 VALUES (1,1),(2,0),(3,0),(4,1);

ANALYZE TABLE t1;
DROP TABLE t1;

--echo #
--echo # MDEV-21472: ALTER TABLE ... ANALYZE PARTITION ... with EITS reads and locks all rows
--echo #
CREATE TABLE t1 (
  id int(11) auto_increment primary key,
  c1 int(11) DEFAULT NULL
) PARTITION BY RANGE (id) (
  PARTITION p0 VALUES LESS THAN (4),
  PARTITION p1 VALUES LESS THAN MAXVALUE
);

insert into t1(c1) values (1),(1),(1),(1),  (1),(1),(1),(1);
insert into t1(c1) select c1 from t1;
insert into t1(c1) select c1 from t1;

select count(*) from t1;
select count(*) from t1 where id <4;
flush status;
set session use_stat_tables='preferably';

--echo # Must NOT show "Engine-independent statistics collected":
alter table t1 analyze partition p0;

--echo # Should not have Handler_read_rnd_next=34
show session status like 'Handler_read_rnd%';
drop table t1;

SET use_stat_tables = DEFAULT;