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Merge branch '10.3' of github.com:MariaDB/server into 10.3
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@igorbabaev
igorbabaev committed Nov 2, 2017
2 parents 6f1b606 + a607e4e commit 914e2c9
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2 changes: 1 addition & 1 deletion include/source_revision.h.in
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#cmakedefine SOURCE_REVISION "@SOURCE_REVISION@"
#define SOURCE_REVISION "@SOURCE_REVISION@"
326 changes: 326 additions & 0 deletions mysql-test/r/win_percentile.result
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CREATE TABLE t1 (name CHAR(10), test double, score DECIMAL(19,4));
INSERT INTO t1 VALUES
('Chun', 0, 3), ('Chun', 0, 7),
('Kaolin', 0.5, 3), ('Kaolin', 0.6, 7),
('Kaolin', 0.5, 4),
('Tatiana', 0.8, 4), ('Tata', 0.8, 4);
#
# Test invalid syntax
#
# Order by clause has more than one element
select percentile_disc(0.5) within group(order by score,test) over (partition by name) from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'test) over (partition by name) from t1' at line 1
select percentile_cont(0.5) within group(order by score,test) over (partition by name) from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'test) over (partition by name) from t1' at line 1
# Order by clause has no element
select percentile_disc(0.5) within group() over (partition by name) from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ') over (partition by name) from t1' at line 1
select percentile_cont(0.5) within group() over (partition by name) from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ') over (partition by name) from t1' at line 1
# No parameters to the percentile functions
select percentile_disc() within group() over (partition by name) from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ') within group() over (partition by name) from t1' at line 1
select percentile_cont() within group() over (partition by name) from t1;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ') within group() over (partition by name) from t1' at line 1
#
# Test simple syntax
#
select name, percentile_cont(0.5) within group(order by score) over (partition by name) as c from t1;
name c
Chun 5.0000000000
Chun 5.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Tatiana 4.0000000000
Tata 4.0000000000
select name, percentile_disc(0.5) within group(order by score) over (partition by name) as c from t1;
name c
Chun 3.0000000000
Chun 3.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Tatiana 4.0000000000
Tata 4.0000000000
# no partition clause
select name, percentile_disc(0.5) within group(order by score) over () from t1;
name percentile_disc(0.5) within group(order by score) over ()
Chun 4.0000000000
Chun 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Tatiana 4.0000000000
Tata 4.0000000000
select name, percentile_cont(0.5) within group(order by score) over () from t1;
name percentile_cont(0.5) within group(order by score) over ()
Chun 4.0000000000
Chun 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Tatiana 4.0000000000
Tata 4.0000000000
# argument set to null
select name, percentile_cont(null) within group(order by score) over (partition by name) from t1;
ERROR HY000: percentile_cont function only accepts arguments that can be converted to numerical types
select name, percentile_disc(null) within group(order by score) over (partition by name) from t1;
ERROR HY000: percentile_disc function only accepts arguments that can be converted to numerical types
#subqueries having percentile functions
select * from ( select name , percentile_cont(0.5) within group ( order by score) over (partition by name ) from t1 ) as t;
name percentile_cont(0.5) within group ( order by score) over (partition by name )
Chun 5.0000000000
Chun 5.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Tatiana 4.0000000000
Tata 4.0000000000
select * from ( select name , percentile_disc(0.5) within group ( order by score) over (partition by name ) from t1 ) as t;
name percentile_disc(0.5) within group ( order by score) over (partition by name )
Chun 3.0000000000
Chun 3.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Tatiana 4.0000000000
Tata 4.0000000000
select name from t1 a where (select percentile_disc(0.5) within group (order by score) over (partition by name) from t1 b limit 1) >= 0.5;
name
Chun
Chun
Kaolin
Kaolin
Kaolin
Tatiana
Tata
#disallowed fields in order by
select score, percentile_cont(0.5) within group(order by name) over (partition by score) from t1;
ERROR HY000: Numeric datatype is required for percentile_cont function
select score, percentile_disc(0.5) within group(order by name) over (partition by score) from t1;
ERROR HY000: Numeric datatype is required for percentile_disc function
#parameter value should be in the range of [0,1]
select percentile_disc(1.5) within group(order by score) over (partition by name) from t1;
ERROR HY000: Argument to the percentile_disc function does not belong to the range [0,1]
select percentile_cont(1.5) within group(order by score) over (partition by name) from t1;
ERROR HY000: Argument to the percentile_cont function does not belong to the range [0,1]
#Argument should remain constant for the entire partition
select name,percentile_cont(test) within group(order by score) over (partition by name) from t1;
ERROR HY000: Argument to the percentile_cont function is not a constant for a partition
select name, percentile_disc(test) within group(order by score) over (partition by name) from t1;
ERROR HY000: Argument to the percentile_disc function is not a constant for a partition
#only numerical types are allowed as argument to percentile functions
select name, percentile_cont(name) within group(order by score) over (partition by name) from t1;
ERROR HY000: percentile_cont function only accepts arguments that can be converted to numerical types
select name, percentile_disc(name) within group(order by score) over (partition by name) from t1;
ERROR HY000: percentile_disc function only accepts arguments that can be converted to numerical types
#complete query with partition column
select name,cume_dist() over (partition by name order by score), percentile_disc(0.5) within group(order by score) over (partition by name) as c from t1;
name cume_dist() over (partition by name order by score) c
Chun 0.5000000000 3.0000000000
Chun 1.0000000000 3.0000000000
Kaolin 0.3333333333 4.0000000000
Kaolin 1.0000000000 4.0000000000
Kaolin 0.6666666667 4.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name, percentile_cont(0.5) within group(order by score) over (partition by name) as c from t1;
name c
Chun 5.0000000000
Chun 5.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Kaolin 4.0000000000
Tatiana 4.0000000000
Tata 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.1) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 3.0000000000
Chun 1.0000000000 3.0000000000
Kaolin 0.3333333333 3.0000000000
Kaolin 1.0000000000 3.0000000000
Kaolin 0.6666666667 3.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.2) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 3.0000000000
Chun 1.0000000000 3.0000000000
Kaolin 0.3333333333 3.0000000000
Kaolin 1.0000000000 3.0000000000
Kaolin 0.6666666667 3.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.3) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 3.0000000000
Chun 1.0000000000 3.0000000000
Kaolin 0.3333333333 3.0000000000
Kaolin 1.0000000000 3.0000000000
Kaolin 0.6666666667 3.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.4) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 3.0000000000
Chun 1.0000000000 3.0000000000
Kaolin 0.3333333333 4.0000000000
Kaolin 1.0000000000 4.0000000000
Kaolin 0.6666666667 4.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.5) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 3.0000000000
Chun 1.0000000000 3.0000000000
Kaolin 0.3333333333 4.0000000000
Kaolin 1.0000000000 4.0000000000
Kaolin 0.6666666667 4.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.6) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 7.0000000000
Chun 1.0000000000 7.0000000000
Kaolin 0.3333333333 4.0000000000
Kaolin 1.0000000000 4.0000000000
Kaolin 0.6666666667 4.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.7) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 7.0000000000
Chun 1.0000000000 7.0000000000
Kaolin 0.3333333333 7.0000000000
Kaolin 1.0000000000 7.0000000000
Kaolin 0.6666666667 7.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.8) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 7.0000000000
Chun 1.0000000000 7.0000000000
Kaolin 0.3333333333 7.0000000000
Kaolin 1.0000000000 7.0000000000
Kaolin 0.6666666667 7.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(0.9) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 7.0000000000
Chun 1.0000000000 7.0000000000
Kaolin 0.3333333333 7.0000000000
Kaolin 1.0000000000 7.0000000000
Kaolin 0.6666666667 7.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select name,cume_dist() over (partition by name order by score) as b, percentile_disc(1) within group(order by score) over (partition by name) as c from t1;
name b c
Chun 0.5000000000 7.0000000000
Chun 1.0000000000 7.0000000000
Kaolin 0.3333333333 7.0000000000
Kaolin 1.0000000000 7.0000000000
Kaolin 0.6666666667 7.0000000000
Tatiana 1.0000000000 4.0000000000
Tata 1.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 3.0000000000
5.0000000000 3.0000000000
4.0000000000 3.0000000000
4.0000000000 3.0000000000
4.0000000000 3.0000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.1) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 3.4000000000
5.0000000000 3.4000000000
4.0000000000 3.2000000000
4.0000000000 3.2000000000
4.0000000000 3.2000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.2) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 3.8000000000
5.0000000000 3.8000000000
4.0000000000 3.4000000000
4.0000000000 3.4000000000
4.0000000000 3.4000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.3) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 4.2000000000
5.0000000000 4.2000000000
4.0000000000 3.6000000000
4.0000000000 3.6000000000
4.0000000000 3.6000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.4) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 4.6000000000
5.0000000000 4.6000000000
4.0000000000 3.8000000000
4.0000000000 3.8000000000
4.0000000000 3.8000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.5) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 5.0000000000
5.0000000000 5.0000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.6) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 5.4000000000
5.0000000000 5.4000000000
4.0000000000 4.6000000000
4.0000000000 4.6000000000
4.0000000000 4.6000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.7) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 5.8000000000
5.0000000000 5.8000000000
4.0000000000 5.2000000000
4.0000000000 5.2000000000
4.0000000000 5.2000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.8) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 6.2000000000
5.0000000000 6.2000000000
4.0000000000 5.8000000000
4.0000000000 5.8000000000
4.0000000000 5.8000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(0.9) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 6.6000000000
5.0000000000 6.6000000000
4.0000000000 6.4000000000
4.0000000000 6.4000000000
4.0000000000 6.4000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
select median(score) over (partition by name), percentile_cont(1) within group(order by score) over (partition by name) as c from t1;
median(score) over (partition by name) c
5.0000000000 7.0000000000
5.0000000000 7.0000000000
4.0000000000 7.0000000000
4.0000000000 7.0000000000
4.0000000000 7.0000000000
4.0000000000 4.0000000000
4.0000000000 4.0000000000
drop table t1;
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