^^&&^^

Edit File: ndb_condition_pushdown.result

DROP TABLE IF EXISTS t1,t2,t3,t4;
CREATE TABLE t1 (
auto int(5) unsigned NOT NULL auto_increment,
string char(10),
vstring varchar(10),
bin binary(2),
vbin varbinary(7),	
tiny tinyint(4) DEFAULT '0' NOT NULL ,
short smallint(6) DEFAULT '1' NOT NULL ,
medium mediumint(8) DEFAULT '0' NOT NULL,
long_int int(11) DEFAULT '0' NOT NULL,
longlong bigint(13) DEFAULT '0' NOT NULL,
real_float float(13,1) DEFAULT 0.0 NOT NULL,
real_double double(16,4),
real_decimal decimal(16,4),
utiny tinyint(3) unsigned DEFAULT '0' NOT NULL,
ushort smallint(5) unsigned zerofill DEFAULT '00000' NOT NULL,
umedium mediumint(8) unsigned DEFAULT '0' NOT NULL,
ulong int(11) unsigned DEFAULT '0' NOT NULL,
ulonglong bigint(13) unsigned DEFAULT '0' NOT NULL,
bits bit(3),
options enum('zero','one','two','three','four') not null,
flags set('zero','one','two','three','four') not null,
date_field date,
year_field year,
time_field time,      
date_time datetime,
time_stamp timestamp,
PRIMARY KEY (auto)
) engine=ndb;
insert into t1 values 
(NULL,"aaaa","aaaa",0xAAAA,0xAAAA,-1,-1,-1,-1,-1,1.1,1.1,1.1,1,1,1,1,1, 
b'001','one','one',
'1901-01-01','1901', 
'01:01:01','1901-01-01 01:01:01',NULL),
(NULL,"bbbb","bbbb",0xBBBB,0xBBBB,-2,-2,-2,-2,-2,2.2,2.2,2.2,2,2,2,2,2,
b'010','two','one,two',
'1902-02-02','1902', 
'02:02:02','1902-02-02 02:02:02',NULL),
(NULL,"cccc","cccc",0xCCCC,0xCCCC,-3,-3,-3,-3,-3,3.3,3.3,3.3,3,3,3,3,3,
b'011','three','one,two,three',
'1903-03-03','1903', 
'03:03:03','1903-03-03 03:03:03',NULL),
(NULL,"dddd","dddd",0xDDDD,0xDDDD,-4,-4,-4,-4,-4,4.4,4.4,4.4,4,4,4,4,4,
b'100','four','one,two,three,four',
'1904-04-04','1904', 
'04:04:04','1904-04-04 04:04:04',NULL);
CREATE TABLE t2 (pk1 int unsigned NOT NULL PRIMARY KEY,   attr1 int unsigned NOT NULL,   attr2 int unsigned,   attr3 VARCHAR(10) ) ENGINE=ndbcluster;
insert into t2 values (0,0,0, "a"),(1,1,1,"b"),(2,2,NULL,NULL),(3,3,3,"d"),(4,4,4,"e"),(5,5,5,"f");
CREATE TABLE  t3 (pk1 int unsigned NOT NULL PRIMARY KEY,   attr1 int unsigned NOT NULL,   attr2 bigint unsigned, attr3 tinyint unsigned,  attr4 VARCHAR(10) ) ENGINE=ndbcluster;
insert into t3 values (0,0,0,0,"a"),(1,1,9223372036854775803,1,"b"),(2,2,9223372036854775804,2,"c"),(3,3,9223372036854775805,3,"d"),(4,4,9223372036854775806,4,"e"),(5,5,9223372036854775807,5,"f");
CREATE TABLE  t4 (pk1 int unsigned NOT NULL PRIMARY KEY,   attr1 int unsigned NOT NULL,   attr2 bigint unsigned, attr3 tinyint unsigned,  attr4 VARCHAR(10) , KEY (attr1)) ENGINE=ndbcluster;
insert into t4 values (0,0,0,0,"a"),(1,1,9223372036854775803,1,"b"),(2,2,9223372036854775804,2,"c"),(3,3,9223372036854775805,3,"d"),(4,4,9223372036854775806,4,"e"),(5,5,9223372036854775807,5,"f");
set @old_ecpd = @@session.optimizer_switch;
set @@optimizer_switch = 'engine_condition_pushdown=off';
select auto from t1 where 
string = "aaaa" and 
vstring = "aaaa" and 
bin = 0xAAAA and 
vbin = 0xAAAA and 
tiny = -1 and 
short = -1 and 
medium = -1 and 
long_int = -1 and 
longlong = -1 and 
real_float > 1.0 and real_float < 2.0 and 
real_double > 1.0 and real_double < 2.0 and
real_decimal > 1.0 and real_decimal < 2.0 and
utiny = 1 and 
ushort = 1 and 
umedium = 1 and 
ulong = 1 and 
ulonglong = 1 and 
bits = b'001' and
options = 'one' and 
flags = 'one' and 
date_field = '1901-01-01' and
year_field = '1901' and
time_field = '01:01:01' and 
date_time = '1901-01-01 01:01:01' 
order by auto;
auto
1
select auto from t1 where 
string != "aaaa" and 
vstring != "aaaa" and 
bin != 0xAAAA and 
vbin != 0xAAAA and 
tiny != -1 and 
short != -1 and 
medium != -1 and 
long_int != -1 and 
longlong != -1 and 
(real_float < 1.0 or real_float > 2.0) and 
(real_double < 1.0 or real_double > 2.0) and
(real_decimal < 1.0 or real_decimal > 2.0) and
utiny != 1 and 
ushort != 1 and 
umedium != 1 and 
ulong != 1 and 
ulonglong != 1 and 
bits != b'001' and
options != 'one' and 
flags != 'one' and 
date_field != '1901-01-01' and
year_field != '1901' and
time_field != '01:01:01' and 
date_time != '1901-01-01 01:01:01' 
order by auto;
auto
2
3
4
select auto from t1 where 
string > "aaaa" and 
vstring > "aaaa" and 
bin > 0xAAAA and 
vbin > 0xAAAA and 
tiny < -1 and 
short < -1 and 
medium < -1 and 
long_int < -1 and 
longlong < -1 and 
real_float > 1.1 and 
real_double > 1.1 and 
real_decimal > 1.1 and 
utiny > 1 and 
ushort > 1 and 
umedium > 1 and 
ulong > 1 and 
ulonglong > 1 and
bits > b'001' and
(options = 'two' or options = 'three' or options = 'four') and
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field > '1901-01-01' and
year_field > '1901' and
time_field > '01:01:01' and
date_time > '1901-01-01 01:01:01'
order by auto;
auto
2
3
4
select auto from t1 where 
string >= "aaaa" and 
vstring >= "aaaa" and 
bin >= 0xAAAA and 
vbin >= 0xAAAA and 
tiny <= -1 and 
short <= -1 and 
medium <= -1 and 
long_int <= -1 and 
longlong <= -1 and 
real_float >= 1.0 and 
real_double >= 1.0 and 
real_decimal >= 1.0 and 
utiny >= 1 and 
ushort >= 1 and 
umedium >= 1 and 
ulong >= 1 and 
ulonglong >= 1 and 
bits >= b'001' and
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field >= '1901-01-01' and
year_field >= '1901' and
time_field >= '01:01:01' and 
date_time >= '1901-01-01 01:01:01' 
order by auto;
auto
1
2
3
4
select auto from t1 where 
string < "dddd" and 
vstring < "dddd" and 
bin < 0xDDDD and 
vbin < 0xDDDD and 
tiny > -4 and 
short > -4 and 
medium > -4 and 
long_int > -4 and 
longlong > -4 and 
real_float < 4.4 and 
real_double < 4.4 and
real_decimal < 4.4 and
utiny < 4 and 
ushort < 4 and 
umedium < 4 and 
ulong < 4 and 
ulonglong < 4 and 
bits < b'100' and
(options = 'one' or options = 'two' or options = 'three') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
date_field < '1904-01-01' and
year_field < '1904' and
time_field < '04:04:04' and 
date_time < '1904-04-04 04:04:04' 
order by auto;
auto
1
2
3
select auto from t1 where 
string <= "dddd" and 
vstring <= "dddd" and 
bin <= 0xDDDD and 
vbin <= 0xDDDD and 
tiny >= -4 and 
short >= -4 and 
medium >= -4 and 
long_int >= -4 and 
longlong >= -4 and 
real_float <= 4.5 and 
real_double <= 4.5 and 
real_decimal <= 4.5 and 
utiny <= 4 and 
ushort <= 4 and 
umedium <= 4 and 
ulong <= 4 and 
ulonglong <= 4 and 
bits <= b'100' and
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and 
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field <= '1904-04-04' and
year_field <= '1904' and
time_field <= '04:04:04' and 
date_time <= '1904-04-04 04:04:04' 
order by auto;
auto
1
2
3
4
select auto from t1 where 
string like "b%" and
vstring like "b%" and
bin like concat(0xBB, '%') and
vbin like concat(0xBB, '%')
order by auto;
auto
2
select auto from t1 where 
string not like "b%" and
vstring not like "b%" and
bin not like concat(0xBB, '%') and
vbin not like concat(0xBB, '%')
order by auto;
auto
1
3
4
select auto from t1 where
(string between "aaaa" and "cccc") and 
(vstring between "aaaa" and "cccc") and 
(bin between 0xAAAA and 0xCCCC) and 
(vbin between 0xAAAA and 0xCCCC) and 
(tiny between -3 and -1) and 
(short between -3 and -1) and 
(medium between -3 and -1) and 
(long_int between -3 and -1) and 
(longlong between -3 and -1) and 
(utiny between 1 and 3) and 
(ushort between 1 and 3) and 
(umedium between 1 and 3) and 
(ulong between 1 and 3) and 
(ulonglong between 1 and 3) and 
(bits between b'001' and b'011') and
(options between 'one' and 'three') and 
(flags between 'one' and 'one,two,three') and 
(date_field between '1901-01-01' and '1903-03-03') and
(year_field between '1901' and '1903') and
(time_field between '01:01:01' and '03:03:03') and 
(date_time between '1901-01-01 01:01:01' and '1903-03-03 03:03:03') 
order by auto;
auto
1
3
select auto from t1 where
("aaaa" between string and string) and 
("aaaa" between vstring and vstring) and 
(0xAAAA between bin and bin) and 
(0xAAAA between vbin and vbin) and 
(-1 between tiny and tiny) and 
(-1 between short and short) and 
(-1 between medium and medium) and 
(-1 between long_int and long_int) and 
(-1 between longlong and longlong) and 
(1 between utiny and utiny) and 
(1 between ushort and ushort) and 
(1 between umedium and umedium) and 
(1 between ulong and ulong) and 
(1 between ulonglong and ulonglong) and 
(b'001' between bits and bits) and
('one' between options and options) and 
('one' between flags and flags) and 
('1901-01-01' between date_field and date_field) and
('1901' between year_field and year_field) and
('01:01:01' between time_field and time_field) and 
('1901-01-01 01:01:01' between date_time and date_time) 
order by auto;
auto
1
select auto from t1 where
(string not between "aaaa" and "cccc") and 
(vstring not between "aaaa" and "cccc") and 
(bin not between 0xAAAA and 0xCCCC) and 
(vbin not between 0xAAAA and 0xCCCC) and 
(tiny not between -3 and -1) and 
(short not between -3 and -1) and 
(medium not between -3 and -1) and 
(long_int not between -3 and -1) and 
(longlong not between -3 and -1) and 
(utiny not between 1 and 3) and 
(ushort not between 1 and 3) and 
(umedium not between 1 and 3) and 
(ulong not between 1 and 3) and 
(ulonglong not between 1 and 3) and 
(bits not between b'001' and b'011') and
(options not between 'one' and 'three') and 
(flags not between 'one' and 'one,two,three') and 
(date_field not between '1901-01-01' and '1903-03-03') and
(year_field not between '1901' and '1903') and
(time_field not between '01:01:01' and '03:03:03') and 
(date_time not between '1901-01-01 01:01:01' and '1903-03-03 03:03:03') 
order by auto;
auto
4
select auto from t1 where
("aaaa" not between string and string) and 
("aaaa" not between vstring and vstring) and 
(0xAAAA not between bin and bin) and 
(0xAAAA not between vbin and vbin) and 
(-1 not between tiny and tiny) and 
(-1 not between short and short) and 
(-1 not between medium and medium) and 
(-1 not between long_int and long_int) and 
(-1 not between longlong and longlong) and 
(1 not between utiny and utiny) and 
(1 not between ushort and ushort) and 
(1 not between umedium and umedium) and 
(1 not between ulong and ulong) and 
(1 not between ulonglong and ulonglong) and 
(b'001' not between bits and bits) and
('one' not between options and options) and 
('one' not between flags and flags) and 
('1901-01-01' not between date_field and date_field) and
('1901' not between year_field and year_field) and
('01:01:01' not between time_field and time_field) and 
('1901-01-01 01:01:01' not between date_time and date_time) 
order by auto;
auto
2
3
4
select auto from t1 where
string in("aaaa","cccc") and 
vstring in("aaaa","cccc") and 
bin in(0xAAAA,0xCCCC) and 
vbin in(0xAAAA,0xCCCC) and 
tiny in(-1,-3) and 
short in(-1,-3) and 
medium in(-1,-3) and 
long_int in(-1,-3) and 
longlong in(-1,-3) and 
utiny in(1,3) and 
ushort in(1,3) and 
umedium in(1,3) and 
ulong in(1,3) and 
ulonglong in(1,3) and 
bits in(b'001',b'011') and
options in('one','three') and 
flags in('one','one,two,three') and 
date_field in('1901-01-01','1903-03-03') and
year_field in('1901','1903') and
time_field in('01:01:01','03:03:03') and 
date_time in('1901-01-01 01:01:01','1903-03-03 03:03:03') 
order by auto;
auto
1
3
select auto from t1 where
"aaaa" in(string) and
"aaaa" in(vstring) and
0xAAAA in(bin) and 
0xAAAA in(vbin) and 
(-1 in(tiny)) and
(-1 in(short)) and
(-1 in(medium)) and
(-1 in(long_int)) and
(-1 in(longlong)) and
1 in(utiny) and 
1 in(ushort) and 
1 in(umedium) and 
1 in(ulong) and 
1 in(ulonglong) and 
b'001' in(bits) and
'one' in(options) and 
'one' in(flags) and 
'1901-01-01' in(date_field) and
'1901' in(year_field) and
'01:01:01' in(time_field) and 
'1901-01-01 01:01:01' in(date_time) 
order by auto;
auto
1
select auto from t1 where
string not in("aaaa","cccc") and 
vstring not in("aaaa","cccc") and 
bin not in(0xAAAA,0xCCCC) and 
vbin not in(0xAAAA,0xCCCC) and 
tiny not in(-1,-3) and 
short not in(-1,-3) and 
medium not in(-1,-3) and 
long_int not in(-1,-3) and 
longlong not in(-1,-3) and 
utiny not in(1,3) and 
ushort not in(1,3) and 
umedium not in(1,3) and 
ulong not in(1,3) and 
ulonglong not in(1,3) and 
bits not in(b'001',b'011') and
options not in('one','three') and 
flags not in('one','one,two,three') and 
date_field not in('1901-01-01','1903-03-03') and
year_field not in('1901','1903') and
time_field not in('01:01:01','03:03:03') and 
date_time not in('1901-01-01 01:01:01','1903-03-03 03:03:03') 
order by auto;
auto
2
4
select auto from t1 where
"aaaa" not in(string) and
"aaaa" not in(vstring) and
0xAAAA not in(bin) and 
0xAAAA not in(vbin) and 
(-1 not in(tiny)) and
(-1 not in(short)) and
(-1 not in(medium)) and
(-1 not in(long_int)) and
(-1 not in(longlong)) and
1 not in(utiny) and 
1 not in(ushort) and 
1 not in(umedium) and 
1 not in(ulong) and 
1 not in(ulonglong) and 
b'001' not in(bits) and
'one' not in(options) and 
'one' not in(flags) and 
'1901-01-01' not in(date_field) and
'1901' not in(year_field) and
'01:01:01' not in(time_field) and 
'1901-01-01 01:01:01' not in(date_time) 
order by auto;
auto
2
3
4
select * from t2 where attr3 is null or attr1 > 2 and pk1= 3 order by pk1;
pk1	attr1	attr2	attr3
2	2	NULL	NULL
3	3	3	d
select * from t2 where attr3 is not null and attr1 > 2 order by pk1;
pk1	attr1	attr2	attr3
3	3	3	d
4	4	4	e
5	5	5	f
select * from t3 where attr2 >  9223372036854775803 and attr3 != 3 order by pk1;
pk1	attr1	attr2	attr3	attr4
2	2	9223372036854775804	2	c
4	4	9223372036854775806	4	e
5	5	9223372036854775807	5	f
select * from t2,t3 where t2.attr1 < 1 and t2.attr2 = t3.attr2 and t3.attr1 < 5 order by t2.pk1;
pk1	attr1	attr2	attr3	pk1	attr1	attr2	attr3	attr4
0	0	0	a	0	0	0	0	a
select * from t4 where attr1 < 5 and attr2 > 9223372036854775803 and attr3 != 3 order by t4.pk1;
pk1	attr1	attr2	attr3	attr4
2	2	9223372036854775804	2	c
4	4	9223372036854775806	4	e
select * from t3,t4 where t4.attr1 > 1 and t4.attr2 = t3.attr2 and t4.attr3 < 5 order by t4.pk1;
pk1	attr1	attr2	attr3	attr4	pk1	attr1	attr2	attr3	attr4
2	2	9223372036854775804	2	c	2	2	9223372036854775804	2	c
3	3	9223372036854775805	3	d	3	3	9223372036854775805	3	d
4	4	9223372036854775806	4	e	4	4	9223372036854775806	4	e
set @@optimizer_switch = 'engine_condition_pushdown=on';
explain
select auto from t1 where 
string = "aaaa" and 
vstring = "aaaa" and 
bin = 0xAAAA and 
vbin = 0xAAAA and
tiny = -1 and 
short = -1 and 
medium = -1 and 
long_int = -1 and 
longlong = -1 and 
real_float > 1.0 and real_float < 2.0 and 
real_double > 1.0 and real_double < 2.0 and
real_decimal > 1.0 and real_decimal < 2.0 and
utiny = 1 and 
ushort = 1 and 
umedium = 1 and 
ulong = 1 and 
ulonglong = 1 and 
/* bits = b'001' and */
options = 'one' and 
flags = 'one' and 
date_field = '1901-01-01' and
year_field = '1901' and
time_field = '01:01:01' and 
date_time = '1901-01-01 01:01:01' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string = "aaaa" and 
vstring = "aaaa" and 
bin = 0xAAAA and 
vbin = 0xAAAA and
tiny = -1 and 
short = -1 and 
medium = -1 and 
long_int = -1 and 
longlong = -1 and 
real_float > 1.0 and real_float < 2.0 and 
real_double > 1.0 and real_double < 2.0 and
real_decimal > 1.0 and real_decimal < 2.0 and
utiny = 1 and 
ushort = 1 and 
umedium = 1 and 
ulong = 1 and 
ulonglong = 1 and 
/* bits = b'001' and */
options = 'one' and 
flags = 'one' and 
date_field = '1901-01-01' and
year_field = '1901' and
time_field = '01:01:01' and 
date_time = '1901-01-01 01:01:01' 
order by auto;
auto
1
explain
select auto from t1 where 
string != "aaaa" and 
vstring != "aaaa" and 
bin != 0xAAAA and 
vbin != 0xAAAA and
tiny != -1 and 
short != -1 and 
medium != -1 and 
long_int != -1 and 
longlong != -1 and 
(real_float < 1.0 or real_float > 2.0) and 
(real_double < 1.0 or real_double > 2.0) and
(real_decimal < 1.0 or real_decimal > 2.0) and
utiny != 1 and 
ushort != 1 and 
umedium != 1 and 
ulong != 1 and 
ulonglong != 1 and 
/* bits != b'001' and */
options != 'one' and 
flags != 'one' and 
date_field != '1901-01-01' and
year_field != '1901' and
time_field != '01:01:01' and 
date_time != '1901-01-01 01:01:01' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string != "aaaa" and 
vstring != "aaaa" and 
bin != 0xAAAA and 
vbin != 0xAAAA and
tiny != -1 and 
short != -1 and 
medium != -1 and 
long_int != -1 and 
longlong != -1 and 
(real_float < 1.0 or real_float > 2.0) and 
(real_double < 1.0 or real_double > 2.0) and
(real_decimal < 1.0 or real_decimal > 2.0) and
utiny != 1 and 
ushort != 1 and 
umedium != 1 and 
ulong != 1 and 
ulonglong != 1 and 
/* bits != b'001' and */
options != 'one' and 
flags != 'one' and 
date_field != '1901-01-01' and
year_field != '1901' and
time_field != '01:01:01' and 
date_time != '1901-01-01 01:01:01' 
order by auto;
auto
2
3
4
explain
select auto from t1 where 
string > "aaaa" and 
vstring > "aaaa" and 
bin > 0xAAAA and 
vbin > 0xAAAA and
tiny < -1 and 
short < -1 and 
medium < -1 and 
long_int < -1 and 
longlong < -1 and 
real_float > 1.1 and 
real_double > 1.1 and 
real_decimal > 1.1 and 
utiny > 1 and 
ushort > 1 and 
umedium > 1 and 
ulong > 1 and 
ulonglong > 1 and
/* bits > b'001' and */
(options = 'two' or options = 'three' or options = 'four') and
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field > '1901-01-01' and
year_field > '1901' and
time_field > '01:01:01' and
date_time > '1901-01-01 01:01:01'
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string > "aaaa" and 
vstring > "aaaa" and 
bin > 0xAAAA and 
vbin > 0xAAAA and
tiny < -1 and 
short < -1 and 
medium < -1 and 
long_int < -1 and 
longlong < -1 and 
real_float > 1.1 and 
real_double > 1.1 and 
real_decimal > 1.1 and 
utiny > 1 and 
ushort > 1 and 
umedium > 1 and 
ulong > 1 and 
ulonglong > 1 and
/* bits > b'001' and */
(options = 'two' or options = 'three' or options = 'four') and
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field > '1901-01-01' and
year_field > '1901' and
time_field > '01:01:01' and
date_time > '1901-01-01 01:01:01'
order by auto;
auto
2
3
4
explain
select auto from t1 where 
string >= "aaaa" and 
vstring >= "aaaa" and 
bin >= 0xAAAA and 
vbin >= 0xAAAA and
tiny <= -1 and 
short <= -1 and 
medium <= -1 and 
long_int <= -1 and 
longlong <= -1 and 
real_float >= 1.0 and 
real_double >= 1.0 and 
real_decimal >= 1.0 and 
utiny >= 1 and 
ushort >= 1 and 
umedium >= 1 and 
ulong >= 1 and 
ulonglong >= 1 and 
/* bits >= b'001' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field >= '1901-01-01' and
year_field >= '1901' and
time_field >= '01:01:01' and 
date_time >= '1901-01-01 01:01:01' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string >= "aaaa" and 
vstring >= "aaaa" and 
bin >= 0xAAAA and 
vbin >= 0xAAAA and
tiny <= -1 and 
short <= -1 and 
medium <= -1 and 
long_int <= -1 and 
longlong <= -1 and 
real_float >= 1.0 and 
real_double >= 1.0 and 
real_decimal >= 1.0 and 
utiny >= 1 and 
ushort >= 1 and 
umedium >= 1 and 
ulong >= 1 and 
ulonglong >= 1 and 
/* bits >= b'001' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field >= '1901-01-01' and
year_field >= '1901' and
time_field >= '01:01:01' and 
date_time >= '1901-01-01 01:01:01' 
order by auto;
auto
1
2
3
4
explain
select auto from t1 where 
string < "dddd" and 
vstring < "dddd" and 
bin < 0xDDDD and 
vbin < 0xDDDD and
tiny > -4 and 
short > -4 and 
medium > -4 and 
long_int > -4 and 
longlong > -4 and 
real_float < 4.4 and 
real_double < 4.4 and
real_decimal < 4.4 and
utiny < 4 and 
ushort < 4 and 
umedium < 4 and 
ulong < 4 and 
ulonglong < 4 and 
/* bits < b'100' and */
(options = 'one' or options = 'two' or options = 'three') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
date_field < '1904-01-01' and
year_field < '1904' and
time_field < '04:04:04' and 
date_time < '1904-04-04 04:04:04' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string < "dddd" and 
vstring < "dddd" and 
bin < 0xDDDD and 
vbin < 0xDDDD and
tiny > -4 and 
short > -4 and 
medium > -4 and 
long_int > -4 and 
longlong > -4 and 
real_float < 4.4 and 
real_double < 4.4 and
real_decimal < 4.4 and
utiny < 4 and 
ushort < 4 and 
umedium < 4 and 
ulong < 4 and 
ulonglong < 4 and 
/* bits < b'100' and */
(options = 'one' or options = 'two' or options = 'three') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
date_field < '1904-01-01' and
year_field < '1904' and
time_field < '04:04:04' and 
date_time < '1904-04-04 04:04:04' 
order by auto;
auto
1
2
3
explain
select auto from t1 where 
string <= "dddd" and 
vstring <= "dddd" and 
bin <= 0xDDDD and 
vbin <= 0xDDDD and
tiny >= -4 and 
short >= -4 and 
medium >= -4 and 
long_int >= -4 and 
longlong >= -4 and 
real_float <= 4.5 and 
real_double <= 4.5 and 
real_decimal <= 4.5 and 
utiny <= 4 - 1 + 1 and /* Checking function composition */
ushort <= 4 and 
umedium <= 4 and 
ulong <= 4 and 
ulonglong <= 4 and 
/* bits <= b'100' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and 
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field <= '1904-04-04' and
year_field <= '1904' and
time_field <= '04:04:04' and 
date_time <= '1904-04-04 04:04:04' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string <= "dddd" and 
vstring <= "dddd" and 
bin <= 0xDDDD and 
vbin <= 0xDDDD and
tiny >= -4 and 
short >= -4 and 
medium >= -4 and 
long_int >= -4 and 
longlong >= -4 and 
real_float <= 4.5 and 
real_double <= 4.5 and 
real_decimal <= 4.5 and 
utiny <= 4 - 1 + 1 and /* Checking function composition */
ushort <= 4 and 
umedium <= 4 and 
ulong <= 4 and 
ulonglong <= 4 and 
/* bits <= b'100' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and 
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field <= '1904-04-04' and
year_field <= '1904' and
time_field <= '04:04:04' and 
date_time <= '1904-04-04 04:04:04' 
order by auto;
auto
1
2
3
4
create index medium_index on t1(medium);
explain
select auto from t1 where 
string = "aaaa" and 
vstring = "aaaa" and 
bin = 0xAAAA and 
vbin = 0xAAAA and
tiny = -1 and 
short = -1 and 
medium = -1 and 
long_int = -1 and 
longlong = -1 and 
real_float > 1.0 and real_float < 2.0 and 
real_double > 1.0 and real_double < 2.0 and
real_decimal > 1.0 and real_decimal < 2.0 and
utiny = 1 and 
ushort = 1 and 
umedium = 1 and 
ulong = 1 and 
ulonglong = 1 and 
/* bits = b'001' and */
options = 'one' and 
flags = 'one' and 
date_field = '1901-01-01' and
year_field = '1901' and
time_field = '01:01:01' and 
date_time = '1901-01-01 01:01:01' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	medium_index	medium_index	3	const	#	Using where with pushed condition; Using filesort
select auto from t1 where 
string = "aaaa" and 
vstring = "aaaa" and 
bin = 0xAAAA and 
vbin = 0xAAAA and
tiny = -1 and 
short = -1 and 
medium = -1 and 
long_int = -1 and 
longlong = -1 and 
real_float > 1.0 and real_float < 2.0 and 
real_double > 1.0 and real_double < 2.0 and
real_decimal > 1.0 and real_decimal < 2.0 and
utiny = 1 and 
ushort = 1 and 
umedium = 1 and 
ulong = 1 and 
ulonglong = 1 and 
/* bits = b'001' and */
options = 'one' and 
flags = 'one' and 
date_field = '1901-01-01' and
year_field = '1901' and
time_field = '01:01:01' and 
date_time = '1901-01-01 01:01:01' 
order by auto;
auto
1
explain
select auto from t1 where 
string != "aaaa" and 
vstring != "aaaa" and 
bin != 0xAAAA and 
vbin != 0xAAAA and
tiny != -1 and 
short != -1 and 
medium != -1 and 
long_int != -1 and 
longlong != -1 and 
(real_float < 1.0 or real_float > 2.0) and 
(real_double < 1.0 or real_double > 2.0) and
(real_decimal < 1.0 or real_decimal > 2.0) and
utiny != 1 and 
ushort != 1 and 
umedium != 1 and 
ulong != 1 and 
ulonglong != 1 and 
/* bits != b'001' and */
options != 'one' and 
flags != 'one' and 
date_field != '1901-01-01' and
year_field != '1901' and
time_field != '01:01:01' and 
date_time != '1901-01-01 01:01:01' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string != "aaaa" and 
vstring != "aaaa" and 
bin != 0xAAAA and 
vbin != 0xAAAA and
tiny != -1 and 
short != -1 and 
medium != -1 and 
long_int != -1 and 
longlong != -1 and 
(real_float < 1.0 or real_float > 2.0) and 
(real_double < 1.0 or real_double > 2.0) and
(real_decimal < 1.0 or real_decimal > 2.0) and
utiny != 1 and 
ushort != 1 and 
umedium != 1 and 
ulong != 1 and 
ulonglong != 1 and 
/* bits != b'001' and */
options != 'one' and 
flags != 'one' and 
date_field != '1901-01-01' and
year_field != '1901' and
time_field != '01:01:01' and 
date_time != '1901-01-01 01:01:01' 
order by auto;
auto
2
3
4
explain
select auto from t1 where 
string > "aaaa" and 
vstring > "aaaa" and 
bin > 0xAAAA and 
vbin > 0xAAAA and
tiny < -1 and 
short < -1 and 
medium < -1 and 
long_int < -1 and 
longlong < -1 and 
real_float > 1.1 and 
real_double > 1.1 and 
real_decimal > 1.1 and 
utiny > 1 and 
ushort > 1 and 
umedium > 1 and 
ulong > 1 and 
ulonglong > 1 and
/* bits > b'001' and */
(options = 'two' or options = 'three' or options = 'four') and
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field > '1901-01-01' and
year_field > '1901' and
time_field > '01:01:01' and
date_time > '1901-01-01 01:01:01'
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string > "aaaa" and 
vstring > "aaaa" and 
bin > 0xAAAA and 
vbin > 0xAAAA and
tiny < -1 and 
short < -1 and 
medium < -1 and 
long_int < -1 and 
longlong < -1 and 
real_float > 1.1 and 
real_double > 1.1 and 
real_decimal > 1.1 and 
utiny > 1 and 
ushort > 1 and 
umedium > 1 and 
ulong > 1 and 
ulonglong > 1 and
/* bits > b'001' and */
(options = 'two' or options = 'three' or options = 'four') and
(flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field > '1901-01-01' and
year_field > '1901' and
time_field > '01:01:01' and
date_time > '1901-01-01 01:01:01'
order by auto;
auto
2
3
4
explain
select auto from t1 where 
string >= "aaaa" and 
vstring >= "aaaa" and 
bin >= 0xAAAA and 
vbin >= 0xAAAA and
tiny <= -1 and 
short <= -1 and 
medium <= -1 and 
long_int <= -1 and 
longlong <= -1 and 
real_float >= 1.0 and 
real_double >= 1.0 and 
real_decimal >= 1.0 and 
utiny >= 1 and 
ushort >= 1 and 
umedium >= 1 and 
ulong >= 1 and 
ulonglong >= 1 and 
/* bits >= b'001' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field >= '1901-01-01' and
year_field >= '1901' and
time_field >= '01:01:01' and 
date_time >= '1901-01-01 01:01:01' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string >= "aaaa" and 
vstring >= "aaaa" and 
bin >= 0xAAAA and 
vbin >= 0xAAAA and
tiny <= -1 and 
short <= -1 and 
medium <= -1 and 
long_int <= -1 and 
longlong <= -1 and 
real_float >= 1.0 and 
real_double >= 1.0 and 
real_decimal >= 1.0 and 
utiny >= 1 and 
ushort >= 1 and 
umedium >= 1 and 
ulong >= 1 and 
ulonglong >= 1 and 
/* bits >= b'001' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field >= '1901-01-01' and
year_field >= '1901' and
time_field >= '01:01:01' and 
date_time >= '1901-01-01 01:01:01' 
order by auto;
auto
1
2
3
4
explain
select auto from t1 where 
string < "dddd" and 
vstring < "dddd" and 
bin < 0xDDDD and 
vbin < 0xDDDD and
tiny > -4 and 
short > -4 and 
medium > -4 and 
long_int > -4 and 
longlong > -4 and 
real_float < 4.4 and 
real_double < 4.4 and
real_decimal < 4.4 and
utiny < 4 and 
ushort < 4 and 
umedium < 4 and 
ulong < 4 and 
ulonglong < 4 and 
/* bits < b'100' and */
(options = 'one' or options = 'two' or options = 'three') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
date_field < '1904-01-01' and
year_field < '1904' and
time_field < '04:04:04' and 
date_time < '1904-04-04 04:04:04' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string < "dddd" and 
vstring < "dddd" and 
bin < 0xDDDD and 
vbin < 0xDDDD and
tiny > -4 and 
short > -4 and 
medium > -4 and 
long_int > -4 and 
longlong > -4 and 
real_float < 4.4 and 
real_double < 4.4 and
real_decimal < 4.4 and
utiny < 4 and 
ushort < 4 and 
umedium < 4 and 
ulong < 4 and 
ulonglong < 4 and 
/* bits < b'100' and */
(options = 'one' or options = 'two' or options = 'three') and
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three') and
date_field < '1904-01-01' and
year_field < '1904' and
time_field < '04:04:04' and 
date_time < '1904-04-04 04:04:04' 
order by auto;
auto
1
2
3
explain
select auto from t1 where 
string <= "dddd" and 
vstring <= "dddd" and 
bin <= 0xDDDD and 
vbin <= 0xDDDD and
tiny >= -4 and 
short >= -4 and 
medium >= -4 and 
long_int >= -4 and 
longlong >= -4 and 
real_float <= 4.5 and 
real_double <= 4.5 and 
real_decimal <= 4.5 and 
utiny <= 4 - 1 + 1 and /* Checking function composition */
ushort <= 4 and 
umedium <= 4 and 
ulong <= 4 and 
ulonglong <= 4 and 
/* bits <= b'100' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and 
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field <= '1904-04-04' and
year_field <= '1904' and
time_field <= '04:04:04' and 
date_time <= '1904-04-04 04:04:04' 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string <= "dddd" and 
vstring <= "dddd" and 
bin <= 0xDDDD and 
vbin <= 0xDDDD and
tiny >= -4 and 
short >= -4 and 
medium >= -4 and 
long_int >= -4 and 
longlong >= -4 and 
real_float <= 4.5 and 
real_double <= 4.5 and 
real_decimal <= 4.5 and 
utiny <= 4 - 1 + 1 and /* Checking function composition */
ushort <= 4 and 
umedium <= 4 and 
ulong <= 4 and 
ulonglong <= 4 and 
/* bits <= b'100' and */
(options = 'one' or options = 'two' or options = 'three' or options = 'four') and 
(flags = 'one' or flags = 'one,two' or flags = 'one,two,three' or flags = 'one,two,three,four') and
date_field <= '1904-04-04' and
year_field <= '1904' and
time_field <= '04:04:04' and 
date_time <= '1904-04-04 04:04:04' 
order by auto;
auto
1
2
3
4
explain
select auto from t1 where 
string like "b%" and
vstring like "b%" and
bin like concat(0xBB, '%') and
vbin like concat(0xBB, '%')
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string like "b%" and
vstring like "b%" and
bin like concat(0xBB, '%') and
vbin like concat(0xBB, '%')
order by auto;
auto
2
explain
select auto from t1 where 
string not like "b%" and
vstring not like "b%" and
bin not like concat(0xBB, '%') and
vbin not like concat(0xBB, '%')
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where 
string not like "b%" and
vstring not like "b%" and
bin not like concat(0xBB, '%') and
vbin not like concat(0xBB, '%')
order by auto;
auto
1
3
4
explain 
select auto from t1 where
(string between "aaaa" and "cccc") and 
(vstring between "aaaa" and "cccc") and 
(bin between 0xAAAA and 0xCCCC) and 
(vbin between 0xAAAA and 0xCCCC) and 
(tiny between -3 and -1) and 
(short between -3 and -1) and 
(medium between -3 and -1) and 
(long_int between -3 and -1) and 
(longlong between -3 and -1) and 
(utiny between 1 and 3) and 
(ushort between 1 and 3) and 
(umedium between 1 and 3) and 
(ulong between 1 and 3) and 
(ulonglong between 1 and 3) and 
/* (bits between b'001' and b'011') and */
(options between 'one' and 'three') and 
(flags between 'one' and 'one,two,three') and 
(date_field between '1901-01-01' and '1903-03-03') and
(year_field between '1901' and '1903') and
(time_field between '01:01:01' and '03:03:03') and 
(date_time between '1901-01-01 01:01:01' and '1903-03-03 03:03:03') 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where
(string between "aaaa" and "cccc") and 
(vstring between "aaaa" and "cccc") and 
(bin between 0xAAAA and 0xCCCC) and 
(vbin between 0xAAAA and 0xCCCC) and 
(tiny between -3 and -1) and 
(short between -3 and -1) and 
(medium between -3 and -1) and 
(long_int between -3 and -1) and 
(longlong between -3 and -1) and 
(utiny between 1 and 3) and 
(ushort between 1 and 3) and 
(umedium between 1 and 3) and 
(ulong between 1 and 3) and 
(ulonglong between 1 and 3) and 
/* (bits between b'001' and b'011') and */
(options between 'one' and 'three') and 
(flags between 'one' and 'one,two,three') and 
(date_field between '1901-01-01' and '1903-03-03') and
(year_field between '1901' and '1903') and
(time_field between '01:01:01' and '03:03:03') and 
(date_time between '1901-01-01 01:01:01' and '1903-03-03 03:03:03') 
order by auto;
auto
1
3
explain
select auto from t1 where
("aaaa" between string and string) and 
("aaaa" between vstring and vstring) and 
(0xAAAA between bin and bin) and 
(0xAAAA between vbin and vbin) and 
(-1 between tiny and tiny) and 
(-1 between short and short) and 
(-1 between medium and medium) and 
(-1 between long_int and long_int) and 
(-1 between longlong and longlong) and 
(1 between utiny and utiny) and 
(1 between ushort and ushort) and 
(1 between umedium and umedium) and 
(1 between ulong and ulong) and 
(1 between ulonglong and ulonglong) and 
/* (b'001' between bits and bits) and */
('one' between options and options) and 
('one' between flags and flags) and 
('1901-01-01' between date_field and date_field) and
('1901' between year_field and year_field) and
('01:01:01' between time_field and time_field) and 
('1901-01-01 01:01:01' between date_time and date_time) 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	medium_index	medium_index	3	const	#	Using where with pushed condition; Using filesort
select auto from t1 where
("aaaa" between string and string) and 
("aaaa" between vstring and vstring) and 
(0xAAAA between bin and bin) and 
(0xAAAA between vbin and vbin) and 
(-1 between tiny and tiny) and 
(-1 between short and short) and 
(-1 between medium and medium) and 
(-1 between long_int and long_int) and 
(-1 between longlong and longlong) and 
(1 between utiny and utiny) and 
(1 between ushort and ushort) and 
(1 between umedium and umedium) and 
(1 between ulong and ulong) and 
(1 between ulonglong and ulonglong) and 
/* (b'001' between bits and bits) and */
('one' between options and options) and 
('one' between flags and flags) and 
('1901-01-01' between date_field and date_field) and
('1901' between year_field and year_field) and
('01:01:01' between time_field and time_field) and 
('1901-01-01 01:01:01' between date_time and date_time) 
order by auto;
auto
1
explain 
select auto from t1 where
(string not between "aaaa" and "cccc") and 
(vstring not between "aaaa" and "cccc") and 
(bin not between 0xAAAA and 0xCCCC) and 
(vbin not between 0xAAAA and 0xCCCC) and 
(tiny not between -3 and -1) and 
(short not between -3 and -1) and 
(medium not between -3 and -1) and 
(long_int not between -3 and -1) and 
(longlong not between -3 and -1) and 
(utiny not between 1 and 3) and 
(ushort not between 1 and 3) and 
(umedium not between 1 and 3) and 
(ulong not between 1 and 3) and 
(ulonglong not between 1 and 3) and 
/* (bits not between b'001' and b'011') and */
(options not between 'one' and 'three') and 
(flags not between 'one' and 'one,two,three') and 
(date_field not between '1901-01-01' and '1903-03-03') and
(year_field not between '1901' and '1903') and
(time_field not between '01:01:01' and '03:03:03') and 
(date_time not between '1901-01-01 01:01:01' and '1903-03-03 03:03:03') 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where
(string not between "aaaa" and "cccc") and 
(vstring not between "aaaa" and "cccc") and 
(bin not between 0xAAAA and 0xCCCC) and 
(vbin not between 0xAAAA and 0xCCCC) and 
(tiny not between -3 and -1) and 
(short not between -3 and -1) and 
(medium not between -3 and -1) and 
(long_int not between -3 and -1) and 
(longlong not between -3 and -1) and 
(utiny not between 1 and 3) and 
(ushort not between 1 and 3) and 
(umedium not between 1 and 3) and 
(ulong not between 1 and 3) and 
(ulonglong not between 1 and 3) and 
/* (bits not between b'001' and b'011') and */
(options not between 'one' and 'three') and 
(flags not between 'one' and 'one,two,three') and 
(date_field not between '1901-01-01' and '1903-03-03') and
(year_field not between '1901' and '1903') and
(time_field not between '01:01:01' and '03:03:03') and 
(date_time not between '1901-01-01 01:01:01' and '1903-03-03 03:03:03') 
order by auto;
auto
4
explain
select auto from t1 where
("aaaa" not between string and string) and 
("aaaa" not between vstring and vstring) and 
(0xAAAA not between bin and bin) and 
(0xAAAA not between vbin and vbin) and 
(-1 not between tiny and tiny) and 
(-1 not between short and short) and 
(-1 not between medium and medium) and 
(-1 not between long_int and long_int) and 
(-1 not between longlong and longlong) and 
(1 not between utiny and utiny) and 
(1 not between ushort and ushort) and 
(1 not between umedium and umedium) and 
(1 not between ulong and ulong) and 
(1 not between ulonglong and ulonglong) and 
/* (b'001' not between bits and bits) and */
('one' not between options and options) and 
('one' not between flags and flags) and 
('1901-01-01' not between date_field and date_field) and
('1901' not between year_field and year_field) and
('01:01:01' not between time_field and time_field) and 
('1901-01-01 01:01:01' not between date_time and date_time) 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where
("aaaa" not between string and string) and 
("aaaa" not between vstring and vstring) and 
(0xAAAA not between bin and bin) and 
(0xAAAA not between vbin and vbin) and 
(-1 not between tiny and tiny) and 
(-1 not between short and short) and 
(-1 not between medium and medium) and 
(-1 not between long_int and long_int) and 
(-1 not between longlong and longlong) and 
(1 not between utiny and utiny) and 
(1 not between ushort and ushort) and 
(1 not between umedium and umedium) and 
(1 not between ulong and ulong) and 
(1 not between ulonglong and ulonglong) and 
/* (b'001' not between bits and bits) and */
('one' not between options and options) and 
('one' not between flags and flags) and 
('1901-01-01' not between date_field and date_field) and
('1901' not between year_field and year_field) and
('01:01:01' not between time_field and time_field) and 
('1901-01-01 01:01:01' not between date_time and date_time) 
order by auto;
auto
2
3
4
explain
select auto from t1 where
string in("aaaa","cccc") and 
vstring in("aaaa","cccc") and 
bin in(0xAAAA,0xCCCC) and 
vbin in(0xAAAA,0xCCCC) and 
tiny in(-1,-3) and 
short in(-1,-3) and 
medium in(-1,-3) and 
long_int in(-1,-3) and 
longlong in(-1,-3) and 
utiny in(1,3) and 
ushort in(1,3) and 
umedium in(1,3) and 
ulong in(1,3) and 
ulonglong in(1,3) and 
/* bits in(b'001',b'011') and */
options in('one','three') and 
flags in('one','one,two,three') and 
date_field in('1901-01-01','1903-03-03') and
year_field in('1901','1903') and
time_field in('01:01:01','03:03:03') and 
date_time in('1901-01-01 01:01:01','1903-03-03 03:03:03') 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where
string in("aaaa","cccc") and 
vstring in("aaaa","cccc") and 
bin in(0xAAAA,0xCCCC) and 
vbin in(0xAAAA,0xCCCC) and 
tiny in(-1,-3) and 
short in(-1,-3) and 
medium in(-1,-3) and 
long_int in(-1,-3) and 
longlong in(-1,-3) and 
utiny in(1,3) and 
ushort in(1,3) and 
umedium in(1,3) and 
ulong in(1,3) and 
ulonglong in(1,3) and 
/* bits in(b'001',b'011') and */
options in('one','three') and 
flags in('one','one,two,three') and 
date_field in('1901-01-01','1903-03-03') and
year_field in('1901','1903') and
time_field in('01:01:01','03:03:03') and 
date_time in('1901-01-01 01:01:01','1903-03-03 03:03:03') 
order by auto;
auto
1
3
explain
select auto from t1 where
"aaaa" in(string) and 
"aaaa" in(vstring) and 
0xAAAA in(bin) and 
0xAAAA in(vbin) and 
(-1 in(tiny)) and
(-1 in (short)) and
(-1 in(medium)) and
(-1 in(long_int)) and
(-1 in(longlong)) and
1 in(utiny) and 
1 in(ushort) and 
1 in(umedium) and 
1 in(ulong) and 
1 in(ulonglong) and 
/* b'001' in(bits) and */
'one' in(options) and 
'one' in(flags) and 
'1901-01-01' in(date_field) and
'1901' in(year_field) and
'01:01:01' in(time_field) and 
'1901-01-01 01:01:01' in(date_time) 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ref	medium_index	medium_index	3	const	#	Using where with pushed condition; Using filesort
select auto from t1 where
"aaaa" in(string) and 
"aaaa" in(vstring) and 
0xAAAA in(bin) and 
0xAAAA in(vbin) and 
(-1 in(tiny)) and
(-1 in (short)) and
(-1 in(medium)) and
(-1 in(long_int)) and
(-1 in(longlong)) and
1 in(utiny) and 
1 in(ushort) and 
1 in(umedium) and 
1 in(ulong) and 
1 in(ulonglong) and 
/* b'001' in(bits) and */
'one' in(options) and 
'one' in(flags) and 
'1901-01-01' in(date_field) and
'1901' in(year_field) and
'01:01:01' in(time_field) and 
'1901-01-01 01:01:01' in(date_time) 
order by auto;
auto
1
explain
select auto from t1 where
string not in("aaaa","cccc") and 
vstring not in("aaaa","cccc") and 
bin not in(0xAAAA,0xCCCC) and 
vbin not in(0xAAAA,0xCCCC) and 
tiny not in(-1,-3) and 
short not in(-1,-3) and 
medium not in(-1,-3) and 
long_int not in(-1,-3) and 
longlong not in(-1,-3) and 
utiny not in(1,3) and 
ushort not in(1,3) and 
umedium not in(1,3) and 
ulong not in(1,3) and 
ulonglong not in(1,3) and 
/* bits not in(b'001',b'011') and */
options not in('one','three') and 
flags not in('one','one,two,three') and 
date_field not in('1901-01-01','1903-03-03') and
year_field not in('1901','1903') and
time_field not in('01:01:01','03:03:03') and 
date_time not in('1901-01-01 01:01:01','1903-03-03 03:03:03') 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	medium_index	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where
string not in("aaaa","cccc") and 
vstring not in("aaaa","cccc") and 
bin not in(0xAAAA,0xCCCC) and 
vbin not in(0xAAAA,0xCCCC) and 
tiny not in(-1,-3) and 
short not in(-1,-3) and 
medium not in(-1,-3) and 
long_int not in(-1,-3) and 
longlong not in(-1,-3) and 
utiny not in(1,3) and 
ushort not in(1,3) and 
umedium not in(1,3) and 
ulong not in(1,3) and 
ulonglong not in(1,3) and 
/* bits not in(b'001',b'011') and */
options not in('one','three') and 
flags not in('one','one,two,three') and 
date_field not in('1901-01-01','1903-03-03') and
year_field not in('1901','1903') and
time_field not in('01:01:01','03:03:03') and 
date_time not in('1901-01-01 01:01:01','1903-03-03 03:03:03') 
order by auto;
auto
2
4
explain
select auto from t1 where
"aaaa" not in(string) and 
"aaaa" not in(vstring) and 
0xAAAA not in(bin) and 
0xAAAA not in(vbin) and 
(-1 not in(tiny)) and
(-1 not in(short)) and
(-1 not in(medium)) and
(-1 not in(long_int)) and
(-1 not in(longlong)) and
1 not in(utiny) and 
1 not in(ushort) and 
1 not in(umedium) and 
1 not in(ulong) and 
1 not in(ulonglong) and 
/* b'001' not in(bits) and */
'one' not in(options) and 
'one' not in(flags) and 
'1901-01-01' not in(date_field) and
'1901' not in(year_field) and
'01:01:01' not in(time_field) and 
'1901-01-01 01:01:01' not in(date_time) 
order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select auto from t1 where
"aaaa" not in(string) and 
"aaaa" not in(vstring) and 
0xAAAA not in(bin) and 
0xAAAA not in(vbin) and 
(-1 not in(tiny)) and
(-1 not in(short)) and
(-1 not in(medium)) and
(-1 not in(long_int)) and
(-1 not in(longlong)) and
1 not in(utiny) and 
1 not in(ushort) and 
1 not in(umedium) and 
1 not in(ulong) and 
1 not in(ulonglong) and 
/* b'001' not in(bits) and */
'one' not in(options) and 
'one' not in(flags) and 
'1901-01-01' not in(date_field) and
'1901' not in(year_field) and
'01:01:01' not in(time_field) and 
'1901-01-01 01:01:01' not in(date_time) 
order by auto;
auto
2
3
4
update t1
set medium = 17
where 
string = "aaaa" and 
vstring = "aaaa" and 
bin = 0xAAAA and 
vbin = 0xAAAA and
tiny = -1 and 
short = -1 and 
medium = -1 and 
long_int = -1 and 
longlong = -1 and 
real_float > 1.0 and real_float < 2.0 and 
real_double > 1.0 and real_double < 2.0 and
real_decimal > 1.0 and real_decimal < 2.0 and
utiny = 1 and 
ushort = 1 and 
umedium = 1 and 
ulong = 1 and 
ulonglong = 1 and 
/* bits = b'001' and */
options = 'one' and 
flags = 'one' and 
date_field = '1901-01-01' and
year_field = '1901' and
time_field = '01:01:01' and 
date_time = '1901-01-01 01:01:01';
delete from t1 
where
string = "aaaa" and 
vstring = "aaaa" and 
bin = 0xAAAA and 
vbin = 0xAAAA and
tiny = -1 and 
short = -1 and 
medium = 17 and 
long_int = -1 and 
longlong = -1 and 
real_float > 1.0 and real_float < 2.0 and 
real_double > 1.0 and real_double < 2.0 and
real_decimal > 1.0 and real_decimal < 2.0 and
utiny = 1 and 
ushort = 1 and 
umedium = 1 and 
ulong = 1 and 
ulonglong = 1 and 
/* bits = b'001' and */
options = 'one' and 
flags = 'one' and 
date_field = '1901-01-01' and
year_field = '1901' and
time_field = '01:01:01' and 
date_time = '1901-01-01 01:01:01';
select count(*) from t1;
count(*)
3
explain 
select * from t2 where attr3 is null or attr1 > 2 and pk1= 3 order by pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	index	PRIMARY	PRIMARY	4	NULL	#	Using where with pushed condition
select * from t2 where attr3 is null or attr1 > 2 and pk1= 3 order by pk1;
pk1	attr1	attr2	attr3
2	2	NULL	NULL
3	3	3	d
explain
select * from t2 where attr3 is not null and attr1 > 2 order by pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select * from t2 where attr3 is not null and attr1 > 2 order by pk1;
pk1	attr1	attr2	attr3
3	3	3	d
4	4	4	e
5	5	5	f
explain
select * from t3 where attr2 >  9223372036854775803 and attr3 != 3 order by pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t3	index	NULL	PRIMARY	4	NULL	#	Using where with pushed condition
select * from t3 where attr2 >  9223372036854775803 and attr3 != 3 order by pk1;
pk1	attr1	attr2	attr3	attr4
2	2	9223372036854775804	2	c
4	4	9223372036854775806	4	e
5	5	9223372036854775807	5	f
explain
select * from t2,t3 where t2.attr1 < 1 and t2.attr2 = t3.attr2 and t3.attr1 < 5 order by t2.pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	#	Using where with pushed condition; Using temporary; Using filesort
1	SIMPLE	t3	ALL	NULL	NULL	NULL	NULL	#	Using where with pushed condition; Using join buffer (Block Nested Loop)
select * from t2,t3 where t2.attr1 < 1 and t2.attr2 = t3.attr2 and t3.attr1 < 5 order by t2.pk1;
pk1	attr1	attr2	attr3	pk1	attr1	attr2	attr3	attr4
0	0	0	a	0	0	0	0	a
explain
select * from t4 where attr1 < 5 and attr2 > 9223372036854775803 and attr3 != 3 order by t4.pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t4	range	attr1	attr1	4	NULL	#	Using where with pushed condition; Using filesort
select * from t4 where attr1 < 5 and attr2 > 9223372036854775803 and attr3 != 3 order by t4.pk1;
pk1	attr1	attr2	attr3	attr4
2	2	9223372036854775804	2	c
4	4	9223372036854775806	4	e
explain
select * from t3,t4 where t4.attr1 > 1 and t4.attr2 = t3.attr2 and t4.attr3 < 5 order by t4.pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t4	range	attr1	attr1	4	NULL	#	Using where with pushed condition; Using temporary; Using filesort
1	SIMPLE	t3	ALL	NULL	NULL	NULL	NULL	#	Using where; Using join buffer (Block Nested Loop)
select * from t3,t4 where t4.attr1 > 1 and t4.attr2 = t3.attr2 and t4.attr3 < 5 order by t4.pk1;
pk1	attr1	attr2	attr3	attr4	pk1	attr1	attr2	attr3	attr4
2	2	9223372036854775804	2	c	2	2	9223372036854775804	2	c
3	3	9223372036854775805	3	d	3	3	9223372036854775805	3	d
4	4	9223372036854775806	4	e	4	4	9223372036854775806	4	e
explain
select auto from t1 where string = "aaaa" collate latin1_general_ci order by auto;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	index	NULL	PRIMARY	4	NULL	#	Using where
explain
select * from t2 where (attr1 < 2) = (attr2 < 2) order by pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t2	index	NULL	PRIMARY	4	NULL	#	Using where
explain
select * from t3 left join t4 on t4.attr2 = t3.attr2 where t4.attr1 > 1 and t4.attr3 < 5 or t4.attr1 is null order by t4.pk1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t3	ALL	NULL	NULL	NULL	NULL	#	Using temporary; Using filesort
1	SIMPLE	t4	ALL	NULL	NULL	NULL	NULL	#	Using where; Using join buffer (Block Nested Loop)
create table t5 (a int primary key auto_increment, b tinytext not null) 
engine = ndb;
insert into t5 (b) values ('jonas'), ('jensing'), ('johan');
set @@optimizer_switch='engine_condition_pushdown=off';
select * from t5 where b like '%jo%' order by a;
a	b
1	jonas
3	johan
set @@optimizer_switch = 'engine_condition_pushdown=on';
explain select * from t5 where b like '%jo%';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t5	ALL	NULL	NULL	NULL	NULL	#	Using where
select * from t5 where b like '%jo%' order by a;
a	b
1	jonas
3	johan
set @@optimizer_switch='engine_condition_pushdown=off';
select auto from t1 where date_time like '1902-02-02 %' order by auto;
auto
2
select auto from t1 where date_time not like '1902-02-02 %' order by auto;
auto
3
4
set @@optimizer_switch = 'engine_condition_pushdown=on';
explain select auto from t1 where date_time like '1902-02-02 %';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	#	Using where
select auto from t1 where date_time like '1902-02-02 %' order by auto;
auto
2
explain select auto from t1 where date_time not like '1902-02-02 %';
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	#	Using where
select auto from t1 where date_time not like '1902-02-02 %' order by auto;
auto
3
4
drop table t1;
create table t1 (a int, b varchar(3), primary key using hash(a))
engine=ndb;
insert into t1 values (1,'a'), (2,'ab'), (3,'abc');
set @@optimizer_switch='engine_condition_pushdown=off';
select * from t1 where b like 'ab';
a	b
2	ab
select * from t1 where b like 'ab' or b like 'ab';
a	b
2	ab
select * from t1 where b like 'abc';
a	b
3	abc
select * from t1 where b like 'abc' or b like 'abc';
a	b
3	abc
set @@optimizer_switch = 'engine_condition_pushdown=on';
select * from t1 where b like 'ab';
a	b
2	ab
select * from t1 where b like 'ab' or b like 'ab';
a	b
2	ab
select * from t1 where b like 'abc';
a	b
3	abc
select * from t1 where b like 'abc' or b like 'abc';
a	b
3	abc
drop table t1;
create table t1 (a int, b char(3), primary key using hash(a))
engine=ndb;
insert into t1 values (1,'a'), (2,'ab'), (3,'abc');
set @@optimizer_switch='engine_condition_pushdown=off';
select * from t1 where b like 'ab';
a	b
2	ab
select * from t1 where b like 'ab' or b like 'ab';
a	b
2	ab
select * from t1 where b like 'abc';
a	b
3	abc
select * from t1 where b like 'abc' or b like 'abc';
a	b
3	abc
set @@optimizer_switch = 'engine_condition_pushdown=on';
select * from t1 where b like 'ab';
a	b
2	ab
select * from t1 where b like 'ab' or b like 'ab';
a	b
2	ab
select * from t1 where b like 'abc';
a	b
3	abc
select * from t1 where b like 'abc' or b like 'abc';
a	b
3	abc
drop table t1;
create table  t1 ( fname varchar(255), lname varchar(255) )
engine=ndbcluster;
insert into t1 values ("Young","Foo");
set @@optimizer_switch = 'engine_condition_pushdown=off';
SELECT fname, lname FROM t1 WHERE (fname like 'Y%') or (lname like 'F%');
fname	lname
Young	Foo
set @@optimizer_switch = 'engine_condition_pushdown=on';
SELECT fname, lname FROM t1 WHERE (fname like 'Y%') or (lname like 'F%');
fname	lname
Young	Foo
insert into t1 values ("aaa", "aaa");
insert into t1 values ("bbb", "bbb");
insert into t1 values ("ccc", "ccc");
insert into t1 values ("ddd", "ddd");
set @@optimizer_switch = 'engine_condition_pushdown=off';
SELECT fname, lname FROM t1 WHERE (fname like 'Y%') or (lname like 'F%');
fname	lname
Young	Foo
set @@optimizer_switch = 'engine_condition_pushdown=on';
SELECT fname, lname FROM t1 WHERE (fname like 'Y%') or (lname like 'F%');
fname	lname
Young	Foo
drop table t1;
CREATE TABLE NodeAlias (
id int(10) unsigned NOT NULL AUTO_INCREMENT,
nodeId int(10) unsigned NOT NULL,
displayName varchar(45) DEFAULT NULL,
aliasKey varchar(45) DEFAULT NULL,
objectVersion int(10) unsigned NOT NULL DEFAULT '0',
changed timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
PRIMARY KEY (id),
KEY NodeAlias_identifies_1_Node (nodeId),
KEY NodeAlias_KeyIndex (aliasKey)
) engine=ndb;
insert into NodeAlias VALUES(null, 2 , '49', '49',  0,'2008-03-07 14:54:59');
insert into NodeAlias VALUES(null, 3 , '49' , '49' , 0 , '2008-03-07 14:55:24');
insert into NodeAlias VALUES(null, 4 , '49' , '49' , 0 , '2008-03-07 14:55:51');
insert into NodeAlias VALUES(null, 5 , '150' , '150' , 0 , '2008-03-10 10:48:30');
insert into NodeAlias VALUES(null, 6 , '154' , '154' , 0 , '2008-03-10 10:48:43');
insert into NodeAlias VALUES(null, 7 , '158' , '158' , 0 , '2008-03-10 10:48:57');
insert into NodeAlias VALUES(null, 8 , '491803%' , '491803%' , 0 , '2008-03-10
12:22:26');
explain select * from NodeAlias where (aliasKey LIKE '491803%');
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	NodeAlias	range	NodeAlias_KeyIndex	NodeAlias_KeyIndex	48	NULL	3	Using where with pushed condition
select * from NodeAlias where (aliasKey LIKE '491803%') order by id;
id	nodeId	displayName	aliasKey	objectVersion	changed
7	8	491803%	491803%	0	2008-03-10 12:22:26
explain select * from NodeAlias where ('4918031215220' LIKE aliasKey OR aliasKey LIKE '4918031215220');
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	NodeAlias	ALL	NodeAlias_KeyIndex	NULL	NULL	NULL	7	Using where
select * from NodeAlias where ('4918031215220' LIKE aliasKey OR aliasKey LIKE '4918031215220') order by id;
id	nodeId	displayName	aliasKey	objectVersion	changed
7	8	491803%	491803%	0	2008-03-10 12:22:26
drop table NodeAlias;
create table t1 (a int, b int, c int, d int, primary key using hash(a))
engine=ndbcluster;
insert into t1 values (10,1,100,0+0x1111);
insert into t1 values (20,2,200,0+0x2222);
insert into t1 values (30,3,300,0+0x3333);
insert into t1 values (40,4,400,0+0x4444);
insert into t1 values (50,5,500,0+0x5555);
set @@optimizer_switch = 'engine_condition_pushdown=on';
select a,b,d from t1
where b in (0,1,2,5)
order by b;
a	b	d
10	1	4369
20	2	8738
50	5	21845
-- big filter just below limit
a	b	d
10	1	4369
20	2	8738
50	5	21845
-- big filter just above limit
a	b	d
10	1	4369
20	2	8738
50	5	21845
Warnings:
Warning	4294	Scan filter is too large, discarded
drop table t1;
create table t1 (a int primary key, b varchar(5000) character set latin1) engine=ndb;
insert into t1 values (0, 'I just cant beg you, any-more');
select * from t1 where b="value";
a	b
drop table t1;
create table t1 (a int primary key, b varchar(5000) character set latin1) engine=ndb;
insert into t1 values(0, 'Edinburgh'),(1, 'Glasgow'),(2,'Aberdeen');
select * from t1 where b in ('0', '1', '2','3','4','5','6','7','8','9',
'10', '11', '12', '13', '14', '15', '16', '17', '18', '19', '20', 'Aberdeen');
a	b
2	Aberdeen
show warnings;
Level	Code	Message
create table balerno (a int primary key, 
b varchar(2000), 
c varchar(2000)) engine=ndb;
alter table balerno add index (b);
show warnings;
Level	Code	Message
insert into balerno values (1, repeat('BA', 1000), repeat('CA', 1000));
insert into balerno values (2, repeat('BB', 1000), repeat('CB', 1000));
insert into balerno values (3, repeat('BC', 1000), repeat('CC', 1000));
insert into balerno values (4, repeat('BD', 1000), repeat('CD', 1000));
insert into balerno values (5, repeat('BE', 1000), repeat('CE', 1000));
set @@optimizer_switch = 'engine_condition_pushdown=on';
select a from balerno where b in (
repeat('10', 1000),
repeat('11', 1000),
repeat('12', 1000),
repeat('13', 1000),
repeat('14', 1000),
repeat('15', 1000),
repeat('16', 1000),
repeat('17', 1000),
repeat('18', 1000),
repeat('19', 1000),
repeat('20', 1000),
repeat('21', 1000),
repeat('22', 1000),
repeat('23', 1000),
repeat('24', 1000),
repeat('25', 1000),
repeat('26', 1000),
repeat('27', 1000),
repeat('28', 1000),
repeat('29', 1000),
repeat('30', 1000),
repeat('31', 1000),
repeat('32', 1000),
repeat('33', 1000),
repeat('34', 1000),
repeat('35', 1000),
repeat('36', 1000),
repeat('37', 1000),
repeat('38', 1000),
repeat('BA', 1000));
a
1
show warnings;
Level	Code	Message
select a from balerno ignore index(b) where b in (
repeat('10', 1000),
repeat('11', 1000),
repeat('12', 1000),
repeat('13', 1000),
repeat('14', 1000),
repeat('15', 1000),
repeat('16', 1000),
repeat('17', 1000),
repeat('18', 1000),
repeat('19', 1000),
repeat('20', 1000),
repeat('21', 1000),
repeat('22', 1000),
repeat('23', 1000),
repeat('24', 1000),
repeat('25', 1000),
repeat('26', 1000),
repeat('27', 1000),
repeat('28', 1000),
repeat('29', 1000),
repeat('30', 1000),
repeat('31', 1000),
repeat('32', 1000),
repeat('33', 1000),
repeat('34', 1000),
repeat('35', 1000),
repeat('36', 1000),
repeat('37', 1000),
repeat('38', 1000),
repeat('BA', 1000));
a
1
show warnings;
Level	Code	Message
set @@optimizer_switch='engine_condition_pushdown=off';
select a from balerno where b in (
repeat('10', 1000),
repeat('11', 1000),
repeat('12', 1000),
repeat('13', 1000),
repeat('14', 1000),
repeat('15', 1000),
repeat('16', 1000),
repeat('17', 1000),
repeat('18', 1000),
repeat('19', 1000),
repeat('20', 1000),
repeat('21', 1000),
repeat('22', 1000),
repeat('23', 1000),
repeat('24', 1000),
repeat('25', 1000),
repeat('26', 1000),
repeat('27', 1000),
repeat('28', 1000),
repeat('29', 1000),
repeat('30', 1000),
repeat('31', 1000),
repeat('32', 1000),
repeat('33', 1000),
repeat('34', 1000),
repeat('35', 1000),
repeat('36', 1000),
repeat('37', 1000),
repeat('38', 1000),
repeat('BA', 1000));
a
1
show warnings;
Level	Code	Message
drop table balerno;
create table t (pk int primary key, x varchar(1)) engine = ndb;
insert into t values (0,"a");
set @@optimizer_switch='engine_condition_pushdown=off';
select * from t where x <> "aa";
pk	x
0	a
select * from t where "aa" <> x;
pk	x
0	a
select * from t where x between "" and "bb";
pk	x
0	a
select * from t where x not between "" and "bb";
pk	x
select * from t where x in ("","aa","b");
pk	x
select * from t where x not in ("","aa","b");
pk	x
0	a
select * from t where x like "aa?";
pk	x
set @@optimizer_switch = 'engine_condition_pushdown=on';
explain select * from t where x <> "aa";
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where
select * from t where x <> "aa";
pk	x
0	a
explain select * from t where "aa" <> x;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where
select * from t where "aa" <> x;
pk	x
0	a
explain select * from t where x between "" and "bb";
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where
select * from t where x between "" and "bb";
pk	x
0	a
explain select * from t where x not between "" and "bb";
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where
select * from t where x not between "" and "bb";
pk	x
explain select * from t where x in ("","aa","b");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where
select * from t where x in ("","aa","b");
pk	x
explain select * from t where x not in ("","aa","b");
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where
select * from t where x not in ("","aa","b");
pk	x
0	a
explain select * from t where x like "aa?";
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where with pushed condition
select * from t where x like "aa?";
pk	x
explain select * from t where x not like "aa?";
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	2	Using where with pushed condition
select * from t where x not like "aa?";
pk	x
0	a
drop table t;
create table t (pk int primary key, x int) engine = ndb;
insert into t values (0,0),(1,1),(2,2),(3,3),(4,4),(5,5);
set @@optimizer_switch = 'engine_condition_pushdown=on';
explain select * from t where 3 between 1+1 and x order by pk;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	index	NULL	PRIMARY	4	NULL	6	Using where
select * from t where 3 between 1+1 and x order by pk;
pk	x
3	3
4	4
5	5
explain select * from t where 3 between -1 and x order by pk;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	index	NULL	PRIMARY	4	NULL	6	Using where
select * from t where 3 between -1 and x order by pk;
pk	x
3	3
4	4
5	5
drop table t;
set @@optimizer_switch = 'engine_condition_pushdown=on';
create table t (x enum ('yes','yep','no')) engine = ndb;
insert into t values ('yes'),('yep'),('no');
explain select * from t where x like 'yes' order by x;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	#	Using where; Using filesort
select * from t where x like 'yes' order by x;
x
yes
explain select * from t where x like 'ye%' order by x;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	#	Using where; Using filesort
select * from t where x like 'ye%' order by x;
x
yes
yep
explain select * from t where x not like 'ye%' order by x;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t	ALL	NULL	NULL	NULL	NULL	#	Using where; Using filesort
select * from t where x not like 'ye%' order by x;
x
no
drop table t;
set @@optimizer_switch = 'engine_condition_pushdown=on';
create table t (pk int, i int) engine = ndb;
insert into t values (1,3), (3,6), (6,9), (9,1);
create table subq (pk int, i int) engine = ndb;
insert into subq values (1,3), (3,6), (6,9), (9,1);
explain extended 
select * from t where exists
(select * from t as subq where subq.i=3 and t.i=3);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where
2	DEPENDENT SUBQUERY	subq	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where with pushed condition: (`test`.`subq`.`i` = 3)
Warnings:
Note	1276	Field or reference 'test.t.i' of SELECT #2 was resolved in SELECT #1
Note	1003	/* select#1 */ select `test`.`t`.`pk` AS `pk`,`test`.`t`.`i` AS `i` from `test`.`t` where exists(/* select#2 */ select 1 from `test`.`t` `subq` where ((`test`.`subq`.`i` = 3) and (`test`.`t`.`i` = 3)))
explain extended 
select * from t where exists
(select * from subq where subq.i=3 and t.i=3);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where
2	DEPENDENT SUBQUERY	subq	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where with pushed condition: (`test`.`subq`.`i` = 3)
Warnings:
Note	1276	Field or reference 'test.t.i' of SELECT #2 was resolved in SELECT #1
Note	1003	/* select#1 */ select `test`.`t`.`pk` AS `pk`,`test`.`t`.`i` AS `i` from `test`.`t` where exists(/* select#2 */ select 1 from `test`.`subq` where ((`test`.`subq`.`i` = 3) and (`test`.`t`.`i` = 3)))
select * from t where exists
(select * from t as subq where subq.i=3 and t.i=3);
pk	i
1	3
select * from t where exists
(select * from subq where subq.i=3 and t.i=3);
pk	i
1	3
drop table t,subq;
create table tx (
a int not null,
b int not null,
c int not null,
d int not null,
primary key (`a`,`b`)
) engine = ndb;
explain extended select * from tx join tx as t2 on tx.c=1 where t2.c=1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	tx	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where with pushed condition: (`test`.`tx`.`c` = 1)
1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where with pushed condition: (`test`.`t2`.`c` = 1); Using join buffer (Block Nested Loop)
Warnings:
Note	9999	Can't push table 't2' as child, 'type' must be a 'ref' access
Note	1003	/* select#1 */ select `test`.`tx`.`a` AS `a`,`test`.`tx`.`b` AS `b`,`test`.`tx`.`c` AS `c`,`test`.`tx`.`d` AS `d`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`tx` join `test`.`tx` `t2` where ((`test`.`tx`.`c` = 1) and (`test`.`t2`.`c` = 1))
explain extended
select straight_join *
from tx
join tx as t2 on t2.a = tx.a and t2.b = tx.b
join tx as t3 on t3.a = tx.c and t3.b = tx.d
join tx as t4 on t4.a = t3.b and t4.b = t2.c;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	tx	ALL	PRIMARY	NULL	NULL	NULL	2	100.00	Parent of 4 pushed join@1
1	SIMPLE	t2	eq_ref	PRIMARY	PRIMARY	8	test.tx.a,test.tx.b	1	100.00	Child of 'tx' in pushed join@1
1	SIMPLE	t3	eq_ref	PRIMARY	PRIMARY	8	test.tx.c,test.tx.d	1	100.00	Child of 'tx' in pushed join@1
1	SIMPLE	t4	eq_ref	PRIMARY	PRIMARY	8	test.tx.d,test.t2.c	1	100.00	Child of 't2' in pushed join@1
Warnings:
Note	1003	/* select#1 */ select straight_join `test`.`tx`.`a` AS `a`,`test`.`tx`.`b` AS `b`,`test`.`tx`.`c` AS `c`,`test`.`tx`.`d` AS `d`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d`,`test`.`t3`.`a` AS `a`,`test`.`t3`.`b` AS `b`,`test`.`t3`.`c` AS `c`,`test`.`t3`.`d` AS `d`,`test`.`t4`.`a` AS `a`,`test`.`t4`.`b` AS `b`,`test`.`t4`.`c` AS `c`,`test`.`t4`.`d` AS `d` from `test`.`tx` join `test`.`tx` `t2` join `test`.`tx` `t3` join `test`.`tx` `t4` where ((`test`.`t2`.`b` = `test`.`tx`.`b`) and (`test`.`t2`.`a` = `test`.`tx`.`a`) and (`test`.`t3`.`a` = `test`.`tx`.`c`) and (`test`.`t4`.`b` = `test`.`t2`.`c`) and (`test`.`t3`.`b` = `test`.`tx`.`d`) and (`test`.`t4`.`a` = `test`.`tx`.`d`))
explain extended
select t2.c, count(distinct t2.a)
from tx
join tx as t2 on tx.a = t2.c and tx.b = t2.d
where t2.a = 4
group by t2.c;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t2	ref	PRIMARY	PRIMARY	4	const	2	100.00	Using where; Using filesort
1	SIMPLE	tx	eq_ref	PRIMARY	PRIMARY	8	test.t2.c,test.t2.d	1	100.00	
Warnings:
Note	9999	Table 't2' is not pushable: GROUP BY cannot be done using index on grouped columns.
Note	9999	Table 'tx' is not pushable: GROUP BY cannot be done using index on grouped columns.
Note	1003	/* select#1 */ select `test`.`t2`.`c` AS `c`,count(distinct `test`.`t2`.`a`) AS `count(distinct t2.a)` from `test`.`tx` join `test`.`tx` `t2` where ((`test`.`tx`.`b` = `test`.`t2`.`d`) and (`test`.`tx`.`a` = `test`.`t2`.`c`) and (`test`.`t2`.`a` = 4)) group by `test`.`t2`.`c`
explain extended select * from tx join tx as t2 on tx.c=1 where t2.c=1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	tx	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where with pushed condition: (`test`.`tx`.`c` = 1)
1	SIMPLE	t2	ALL	NULL	NULL	NULL	NULL	2	100.00	Using where with pushed condition: (`test`.`t2`.`c` = 1); Using join buffer (Block Nested Loop)
Warnings:
Note	9999	Can't push table 't2' as child, 'type' must be a 'ref' access
Note	1003	/* select#1 */ select `test`.`tx`.`a` AS `a`,`test`.`tx`.`b` AS `b`,`test`.`tx`.`c` AS `c`,`test`.`tx`.`d` AS `d`,`test`.`t2`.`a` AS `a`,`test`.`t2`.`b` AS `b`,`test`.`t2`.`c` AS `c`,`test`.`t2`.`d` AS `d` from `test`.`tx` join `test`.`tx` `t2` where ((`test`.`tx`.`c` = 1) and (`test`.`t2`.`c` = 1))
explain extended
select t2.c, count(distinct t2.a)
from tx
join tx as t2 on tx.a = t2.c and tx.b = t2.d
where t2.a = 4
group by t2.c;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t2	ref	PRIMARY	PRIMARY	4	const	2	100.00	Using where; Using filesort
1	SIMPLE	tx	eq_ref	PRIMARY	PRIMARY	8	test.t2.c,test.t2.d	1	100.00	
Warnings:
Note	9999	Table 't2' is not pushable: GROUP BY cannot be done using index on grouped columns.
Note	9999	Table 'tx' is not pushable: GROUP BY cannot be done using index on grouped columns.
Note	1003	/* select#1 */ select `test`.`t2`.`c` AS `c`,count(distinct `test`.`t2`.`a`) AS `count(distinct t2.a)` from `test`.`tx` join `test`.`tx` `t2` where ((`test`.`tx`.`b` = `test`.`t2`.`d`) and (`test`.`tx`.`a` = `test`.`t2`.`c`) and (`test`.`t2`.`a` = 4)) group by `test`.`t2`.`c`
drop table tx;
create table t (pk1 int, pk2 int, primary key(pk1,pk2)) engine = ndb;
insert into t values (1,0), (2,0), (3,0), (4,0);
set @@optimizer_switch='engine_condition_pushdown=on';
select table1.pk1, table2.pk1, table1.pk2, table2.pk2
from t as table1, t as table2
where table2.pk1 in (0,3) and
(table1.pk1 = 7 or table2.pk1 = 3);
pk1	pk1	pk2	pk2
1	3	0	0
2	3	0	0
3	3	0	0
4	3	0	0
drop table t;
set @@optimizer_switch = 'engine_condition_pushdown=on';
create table t (pk int, i int) engine = ndb;
insert into t values (1,3), (3,6), (6,9), (9,1);
create table subq (pk int, i int) engine = ndb;
insert into subq values (1,3), (3,6), (6,9), (9,1);
explain extended 
select * from t where exists
(select * from t as subq where subq.i=3 and t.i=3);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where
2	DEPENDENT SUBQUERY	subq	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where with pushed condition: (`test`.`subq`.`i` = 3)
Warnings:
Note	1276	Field or reference 'test.t.i' of SELECT #2 was resolved in SELECT #1
Note	1003	/* select#1 */ select `test`.`t`.`pk` AS `pk`,`test`.`t`.`i` AS `i` from `test`.`t` where exists(/* select#2 */ select 1 from `test`.`t` `subq` where ((`test`.`subq`.`i` = 3) and (`test`.`t`.`i` = 3)))
explain extended 
select * from t where exists
(select * from subq where subq.i=3 and t.i=3);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where
2	DEPENDENT SUBQUERY	subq	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where with pushed condition: (`test`.`subq`.`i` = 3)
Warnings:
Note	1276	Field or reference 'test.t.i' of SELECT #2 was resolved in SELECT #1
Note	1003	/* select#1 */ select `test`.`t`.`pk` AS `pk`,`test`.`t`.`i` AS `i` from `test`.`t` where exists(/* select#2 */ select 1 from `test`.`subq` where ((`test`.`subq`.`i` = 3) and (`test`.`t`.`i` = 3)))
select * from t where exists
(select * from t as subq where subq.i=3 and t.i=3);
pk	i
1	3
select * from t where exists
(select * from subq where subq.i=3 and t.i=3);
pk	i
1	3
explain extended
select * from t
where i = (select max(i) from t);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	PRIMARY	t	ALL	NULL	NULL	NULL	NULL	4	100.00	Using where
2	SUBQUERY	t	ALL	NULL	NULL	NULL	NULL	4	100.00	
Warnings:
Note	1003	/* select#1 */ select `test`.`t`.`pk` AS `pk`,`test`.`t`.`i` AS `i` from `test`.`t` where (`test`.`t`.`i` = (/* select#2 */ select max(`test`.`t`.`i`) from `test`.`t`))
drop table t,subq;
set @@session.optimizer_switch = @old_ecpd;
DROP TABLE t1,t2,t3,t4,t5;