mysql-test/main/type_bit.test

#
# testing of the BIT column type
#

select 0 + b'1';
select 0 + b'0';
select 0 + b'000001';
select 0 + b'000011';
select 0 + b'000101';
select 0 + b'000000';
select 0 + b'10000000';
select 0 + b'11111111';
select 0 + b'10000001';
select 0 + b'1000000000000000';
select 0 + b'1111111111111111';
select 0 + b'1000000000000001';

--disable_warnings
drop table if exists t1,t2;
--enable_warnings

--error 1439
create table t1 (a bit(65));

create table t1 (a bit(0));
show create table t1;
drop table t1;

create table t1 (a bit(64));
insert into t1 values
(b'1111111111111111111111111111111111111111111111111111111111111111'),
(b'1000000000000000000000000000000000000000000000000000000000000000'),
(b'0000000000000000000000000000000000000000000000000000000000000001'),
(b'1010101010101010101010101010101010101010101010101010101010101010'),
(b'0101010101010101010101010101010101010101010101010101010101010101');
select hex(a) from t1;
drop table t1;

create table t1 (a bit);
insert into t1 values (b'0'), (b'1'), (b'000'), (b'100'), (b'001');
select hex(a) from t1;
--error ER_DUP_ENTRY
alter table t1 add unique (a);
drop table t1;

create table t1 (a bit(2));
insert into t1 values (b'00'), (b'01'), (b'10'), (b'100');
select a+0 from t1;
alter table t1 add key (a);
explain select a+0 from t1;
select a+0 from t1;
drop table t1;

create table t1 (a bit(7), b bit(9), key(a, b));
insert into t1 values
(94, 46), (31, 438), (61, 152), (78, 123), (88, 411), (122, 118), (0, 177),
(75, 42), (108, 67), (79, 349), (59, 188), (68, 206), (49, 345), (118, 380),
(111, 368), (94, 468), (56, 379), (77, 133), (29, 399), (9, 363), (23, 36),
(116, 390), (119, 368), (87, 351), (123, 411), (24, 398), (34, 202), (28, 499),
(30, 83), (5, 178), (60, 343), (4, 245), (104, 280), (106, 446), (127, 403),
(44, 307), (68, 454), (57, 135);
explain select a+0 from t1;
select a+0 from t1;
explain select b+0 from t1;
select b+0 from t1;
explain select a+0, b+0 from t1;
select a+0, b+0 from t1;
explain select a+0, b+0 from t1 where a > 40 and b > 200 order by 1;
select a+0, b+0 from t1 where a > 40 and b > 200 order by 1;
explain select a+0, b+0 from t1 where a > 40 and a < 70 order by 2;
select a+0, b+0 from t1 where a > 40 and a < 70 order by 2;
set @@max_length_for_sort_data=0;
select a+0, b+0 from t1 where a > 40 and a < 70 order by 2;
select hex(min(a)) from t1;
select hex(min(b)) from t1;
select hex(min(a)), hex(max(a)), hex(min(b)), hex(max(b)) from t1;
drop table t1;

create table t1 (a int not null, b bit, c bit(9), key(a, b, c));
insert into t1 values
(4, NULL, 1), (4, 0, 3), (2, 1, 4), (1, 1, 100), (4, 0, 23), (4, 0, 54),
(56, 0, 22), (4, 1, 100), (23, 0, 1), (4, 0, 34);
select a+0, b+0, c+0 from t1;
select hex(min(b)) from t1 where a = 4;
select hex(min(c)) from t1 where a = 4 and b = 0;
select hex(max(b)) from t1;
select a+0, b+0, c+0 from t1 where a = 4 and b = 0 limit 2;
select a+0, b+0, c+0 from t1 where a = 4 and b = 1;
select a+0, b+0, c+0 from t1 where a = 4 and b = 1 and c=100;
select a+0, b+0, c+0 from t1 order by b desc;
select a+0, b+0, c+0 from t1 order by c;
drop table t1;

create table t1(a bit(2), b bit(2));
insert into t1 (a) values (0x01), (0x03), (0x02);
update t1 set b= concat(a);
select a+0, b+0 from t1;
drop table t1;

# Some magic numbers

create table t1 (a bit(7), key(a));
insert into t1 values (44), (57);
select a+0 from t1;
drop table t1;

#
# Test conversion to and from strings
#
create table t1 (a bit(3), b bit(12));
insert into t1 values (7,(1<<12)-2), (0x01,0x01ff);
select hex(a),hex(b) from t1;
select hex(concat(a)),hex(concat(b)) from t1;
drop table t1;

#
# Bug #9571: problem with primary key creation
#

create table t1(a int, b bit not null);
alter table t1 add primary key (a);
drop table t1;

#
# myisam <-> heap
#

create table t1 (a bit(19), b bit(5));
insert into t1 values (1000, 10), (3, 8), (200, 6), (2303, 2), (12345, 4), (1, 0);
select a+0, b+0 from t1;
alter table t1 engine=heap;
select a+0, b+0 from t1;
alter table t1 add key(a, b);
select a+0, b+0 from t1;
alter table t1 engine=myisam;
select a+0, b+0 from t1;
create table t2 engine=heap select * from t1;
select a+0, b+0 from t2;
drop table t1;
create table t1 select * from t2;
select a+0, b+0 from t1;
drop table t1, t2;

#
# Bug #10179: problem with NULLs and default values
#

create table t1 (a int, b time, c tinyint, d bool, e char(10), f bit(1),
  g bit(1) NOT NULL default 1, h char(1) default 'a');
insert into t1 set a=1;
select hex(g), h from t1;
drop table t1;

create table t1 (a int, b time, c tinyint, d bool, e char(10), f bit(1),
  g bit(1) NOT NULL default 1);
insert into t1 set a=1;
select hex(g) from t1;
drop table t1;

create table t1 (a int, b time, c tinyint, d bool, e char(10), f bit(1),
  h char(1) default 'a') engine=myisam;
insert into t1 set a=1;
select h from t1;
drop table t1;

#
# Bug #10539
#

create table t1 (a bit(8)) engine=heap;
insert ignore into t1 values ('1111100000');
select a+0 from t1;
drop table t1;

#
# Bug #11091: union
#

create table t1 (a bit(7));
insert into t1 values (120), (0), (111);
select a+0 from t1 union select a+0 from t1;
select a+0 from t1 union select NULL;
select NULL union select a+0 from t1;
create table t2 select a from t1 union select a from t1;
select a+0 from t2;
show create table t2;
drop table t1, t2;

#
# Bug #11572: view
#

create table t1 (id1 int(11), b1 bit(1));
create table t2 (id2 int(11), b2 bit(1));
insert into t1 values (1, 1), (2, 0), (3, 1);
insert into t2 values (2, 1), (3, 0), (4, 0);
create algorithm=undefined view v1 as
  select b1+0, b2+0 from t1, t2 where id1 = id2 and b1 = 0
  union
  select b1+0, b2+0 from t1, t2 where id1 = id2 and b2 = 1;
select * from v1;
drop table t1, t2;
drop view v1;

#
# Bug #10617: bulk-insert
#

create table t1(a bit(4));
insert into t1(a) values (1), (2), (5), (4), (3);
insert into t1 select * from t1;
select a+0 from t1;
drop table t1;

#
# join
#

create table t1 (a1 int(11), b1 bit(2));
create table t2 (a2 int(11), b2 bit(2));
insert into t1 values (1, 1), (2, 0), (3, 1), (4, 2);
insert into t2 values (2, 1), (3, 0), (4, 1), (5, 2);
select a1, a2, b1+0, b2+0 from t1 join t2 on a1 = a2;
select a1, a2, b1+0, b2+0 from t1 join t2 on a1 = a2 order by a1;
select a1, a2, b1+0, b2+0 from t1 join t2 on b1 = b2;
select sum(a1), b1+0, b2+0 from t1 join t2 on b1 = b2 group by b1 order by 1;
select 1 from t1 join t2 on b1 = b2 group by b1 order by 1;
select b1+0,sum(b1), sum(b2) from t1 join t2 on b1 = b2 group by b1 order by 1;
drop table t1, t2;

#
# Bug #13601: Wrong field length reported for BIT fields
#
create table t1 (a bit(7));
insert into t1 values (0x60);
--enable_metadata
select * from t1;
--disable_metadata
drop table t1;

#
# Bug#15583: BIN()/OCT()/CONV() do not work with BIT values
#
create table bug15583(b BIT(8), n INT);
insert into bug15583 values(128, 128);
insert into bug15583 values(null, null);
insert into bug15583 values(0, 0);
insert into bug15583 values(255, 255);
select hex(b), bin(b), oct(b), hex(n), bin(n), oct(n) from bug15583;
select hex(b)=hex(n) as should_be_onetrue, bin(b)=bin(n) as should_be_onetrue, oct(b)=oct(n) as should_be_onetrue from bug15583;
select hex(b + 0), bin(b + 0), oct(b + 0), hex(n), bin(n), oct(n) from bug15583;
select conv(b, 10, 2), conv(b + 0, 10, 2) from bug15583;
drop table bug15583;

#
# Bug #22271: data casting may affect data stored in the next column(s?)
#

create table t1(a bit(1), b smallint unsigned);
insert ignore into t1 (b, a) values ('2', '1');
select hex(a), b from t1;
drop table t1;

#
# type was not properly initialized, which caused key_copy to fail
#

create table t1(bit_field bit(2), int_field int, key a(bit_field));
insert into t1 values (1,2);
handler t1 open as t1;
handler t1 read a=(1);
handler t1 close;
drop table t1;

#
# Bug #30219: GROUP BY a column of the BIT type
#

CREATE TABLE t1 (b BIT(2), a VARCHAR(5));
INSERT INTO t1 (b, a) VALUES (1, "x"), (3, "zz"), (0, "y"), (3, "z");
SELECT b+0, COUNT(DISTINCT a) FROM t1 GROUP BY b;
DROP TABLE t1;

CREATE TABLE t1 (a CHAR(5), b BIT(2));
INSERT INTO t1 (b, a) VALUES (1, "x"), (3, "zz"), (0, "y"), (3, "z");
SELECT b+0, COUNT(DISTINCT a) FROM t1 GROUP BY b;
DROP TABLE t1;

CREATE TABLE t1 (a INT, b BIT(2));
INSERT INTO t1 (b, a) VALUES (1, 1), (3, 2), (0, 3), (3, 4);
SELECT b+0, COUNT(DISTINCT a) FROM t1 GROUP BY b;
DROP TABLE t1;

#
# Bug#30245: A wrong type of a BIT field is reported when grouped by it.
#
CREATE TABLE t1 (b BIT);
INSERT INTO t1 (b) VALUES (1), (0);
--enable_metadata
--replace_column 1 #
SELECT DISTINCT b FROM t1;
--replace_column 1 #
SELECT b FROM t1 GROUP BY b;
--disable_metadata
DROP TABLE t1;

#
# BUG#30324 Wrong query result for COUNT(DISTINCT(bit_column))
#
CREATE TABLE t1 (a int, b bit(2));
INSERT INTO t1 VALUES (3, 2), (2, 3), (2, 0), (3, 2), (3, 1);
SELECT COUNT(DISTINCT b) FROM t1 GROUP BY a;
DROP TABLE t1;

create table t2 (a int, b bit(2), c char(10));
INSERT INTO t2 VALUES (3, 2, 'two'), (2, 3, 'three'), (2, 0, 'zero'),
                      (3, 2, 'two'), (3, 1, 'one');
SELECT COUNT(DISTINCT b,c) FROM t2 GROUP BY a;
DROP TABLE t2;

#
# BUG#32556 assert in "using index for group-by" : is_last_prefix <= 0,
#           file .\opt_range.cc

CREATE TABLE t1(a BIT(13), KEY(a));
--disable_warnings
INSERT IGNORE INTO t1(a) VALUES
(65535),(65525),(65535),(65535),(65535),(65535),(65535),(65535),(65535),(65535);
ANALYZE TABLE t1;
--enable_warnings

EXPLAIN SELECT 1 FROM t1 GROUP BY a;
SELECT 1 FROM t1 GROUP BY a;

DROP TABLE t1;

#
# Bug#37799 SELECT with a BIT column in WHERE clause returns unexpected result
#

CREATE TABLE t1 (b BIT NOT NULL, i2 INTEGER NOT NULL, s VARCHAR(255) NOT NULL);
INSERT INTO t1 VALUES(0x01,100,''), (0x00,300,''), (0x01,200,''), (0x00,100,'');
SELECT HEX(b), i2 FROM t1 WHERE (i2>=100 AND i2<201) AND b=TRUE;

CREATE TABLE t2 (b1 BIT NOT NULL, b2 BIT NOT NULL, i2 INTEGER NOT NULL,
                 s VARCHAR(255) NOT NULL);
INSERT INTO t2 VALUES (0x01,0x00,100,''), (0x00,0x01,300,''),
                      (0x01,0x00,200,''), (0x00,0x01,100,'');
SELECT HEX(b1), i2 FROM t2 WHERE (i2>=100 AND i2<201) AND b1=TRUE;
SELECT HEX(b2), i2 FROM t2 WHERE (i2>=100 AND i2<201) AND b2=FALSE;
SELECT HEX(b1), HEX(b2), i2 FROM t2
       WHERE (i2>=100 AND i2<201) AND b1=TRUE AND b2=FALSE;

DROP TABLE t1, t2;

#
# Bug #35796 SHOW CREATE TABLE and default value for BIT field
#
CREATE TABLE IF NOT EXISTS t1 (
f1 bit(2) NOT NULL default b'10',
f2 bit(14) NOT NULL default b'11110000111100'
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci;
SHOW CREATE TABLE t1;
DROP TABLE t1;

CREATE TABLE IF NOT EXISTS t1 (
f1 bit(2) NOT NULL default b''
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_general_ci;
SHOW CREATE TABLE t1;
DROP TABLE t1;

#
# Bug#31399 Wrong query result when doing join buffering over BIT fields
#
create table t1bit7 (a1 bit(7) not null) engine=MyISAM;
create table t2bit7 (b1 bit(7)) engine=MyISAM;

insert into t1bit7 values (b'1100000');
insert into t1bit7 values (b'1100001');
insert into t1bit7 values (b'1100010');
insert into t2bit7 values (b'1100001');
insert into t2bit7 values (b'1100010');
insert into t2bit7 values (b'1100110');

select bin(a1) from t1bit7, t2bit7 where t1bit7.a1=t2bit7.b1;
drop table t1bit7, t2bit7;

create table t1bit7 (a1 bit(15) not null) engine=MyISAM;
create table t2bit7 (b1 bit(15)) engine=MyISAM;

insert into t1bit7 values (b'110000011111111');
insert into t1bit7 values (b'110000111111111');
insert into t1bit7 values (b'110001011111111');
insert into t2bit7 values (b'110000111111111');
insert into t2bit7 values (b'110001011111111');
insert into t2bit7 values (b'110011011111111');

select bin(a1) from t1bit7, t2bit7 where t1bit7.a1=t2bit7.b1;
drop table t1bit7, t2bit7;


--echo #
--echo # Bug42803: Field_bit does not have unsigned_flag field,
--echo # can lead to bad memory access
--echo #
CREATE TABLE t1 (a BIT(7), b BIT(9), KEY(a, b));
INSERT INTO t1 VALUES(0, 0), (5, 3), (5, 6), (6, 4), (7, 0);
EXPLAIN SELECT a+0, b+0 FROM t1 WHERE a > 4 and b < 7 ORDER BY 2;
DROP TABLE t1;


--echo End of 5.0 tests

#
# Bug #28631: problem after alter
#
create table t1(a bit(7));
insert into t1 values(0x40);
alter table t1 modify column a bit(8);
select hex(a) from t1;
insert into t1 values(0x80);
select hex(a) from t1;
create index a on t1(a);
insert into t1 values(0x81);
select hex(a) from t1;
show create table t1;
drop table t1;

--echo #
--echo # Bug#50591 bit(31) causes Duplicate entry '1-NULL' for key 'group_key'
--echo #
CREATE TABLE t1(a INT, b BIT(7) NOT NULL);
INSERT INTO t1 VALUES (NULL, 0),(NULL, 0);
SELECT SUM(a) FROM t1 GROUP BY b, a;
DROP TABLE t1;

CREATE TABLE t1(a INT, b BIT(7) NOT NULL, c BIT(8) NOT NULL);
INSERT INTO t1 VALUES (NULL, 0, 0),(NULL, 0, 0);
SELECT SUM(a) FROM t1 GROUP BY c, b, a;
DROP TABLE t1;

--echo End of 5.1 tests

--echo #
--echo # Start of 10.1 tests
--echo #

--echo #
--echo # MDEV-8867 Wrong field type or metadata for COALESCE(bit_column, 1)
--echo #

CREATE TABLE t1 (val bit(1));
INSERT INTO t1 VALUES (0);
CREATE TABLE t2 AS SELECT COALESCE(val, 1) AS c FROM t1;
SELECT  * FROM t2;
SHOW CREATE TABLE t2;
DROP TABLE t2;
--enable_metadata
SELECT COALESCE(val, 1) FROM t1;
--disable_metadata
DROP TABLE t1;

--echo #
--echo # MDEV-18452 ASAN unknown-crash in Field::set_default upon SET bit_column = DEFAULT
--echo #

CREATE TABLE t1 (b BIT(20)) ENGINE=MyISAM;
INSERT INTO t1 VALUES (0);
UPDATE t1 SET b = DEFAULT;
DROP TABLE t1;

--echo #
--echo # End of 10.1 tests
--echo #


--echo #
--echo # Start of 10.2 tests
--echo #

--echo #
--echo # MDEV-9334 ALTER from DECIMAL to BIGINT UNSIGNED returns a wrong result
--echo #

CREATE TABLE t1 (a DECIMAL(30,0));
INSERT INTO t1 VALUES (CAST(0xFFFFFFFFFFFFFFFF AS UNSIGNED));
ALTER TABLE t1 MODIFY a BIT(64);
SELECT a+0 FROM t1;
DROP TABLE IF EXISTS t1;


--echo #
--echo # End of 10.2 tests
--echo #

--echo #
--echo # Start of 10.4 tests
--echo #

--echo #
--echo # MDEV-15759 Expect "Impossible WHERE" for indexed_int_column=out_of_range_int_constant
--echo #

CREATE TABLE t1 (a BIT(7), KEY(a));
INSERT INTO t1 VALUES (1),(2),(3),(4),(5);
EXPLAIN SELECT * FROM t1 WHERE a=200;
EXPLAIN SELECT * FROM t1 WHERE a<=>200;
DROP TABLE t1;

--echo #
--echo # MDEV-23323 Rounding functions return a wrong data type for a BIT, ENUM, SET argument
--echo #

--vertical_results
DELIMITER $$;
BEGIN NOT ATOMIC
  FOR i IN 1..64
  DO
    SELECT '-----', CONCAT('BIT(',i,')') AS Type;
    EXECUTE IMMEDIATE REPLACE('CREATE TABLE t1 (a BIT(64))','64', i);
    INSERT IGNORE INTO t1 VALUES (0xFFFFFFFFFFFFFFFF);
     CREATE TABLE t2 AS SELECT
       a,
       FLOOR(a) AS cf,
       CEILING(a) AS cc,
       ROUND(a) AS cr,
       TRUNCATE(a,0) AS ct
     FROM t1;
    SHOW CREATE TABLE t2;
    SELECT CAST(a AS UNSIGNED) AS a, cf, cc, cr, ct FROM t2;
    DROP TABLE t2;
    DROP TABLE t1;
  END FOR;
END;
$$
DELIMITER ;$$
--horizontal_results


--echo #
--echo # End of 10.4 tests
--echo #

--echo #
--echo # Start of 10.5 tests
--echo #

--echo #
--echo # MDEV-20496 Assertion `field.is_sane()' failed in Protocol_text::store_field_metadata
--echo #

CREATE TABLE t1 (b BIT(1));
--disable_ps_protocol
--enable_metadata
SELECT MIN(CASE WHEN 0 THEN b END) FROM t1;
--disable_metadata
--enable_ps_protocol
CREATE TABLE t2 AS SELECT MIN(CASE WHEN 0 THEN b END) FROM t1;
SHOW CREATE TABLE t2;
DROP TABLE t2;
DROP TABLE t1;

--echo #
--echo # End of 10.5 tests
--echo #