Files
turso/testing/orderby.test
Jussi Saurio d2cfe06aa5 Fix DISTINCT with ORDER BY
We had a bug where we were checking for duplicates in the DISTINCT
index based on both the result column count plus any ORDER BY columns
not present in the DISTINCT clause.

This is wrong, so fix it by only using the result columns for the
dedupe check.
2025-08-15 15:49:55 +03:00

221 lines
5.1 KiB
Tcl
Executable File

#!/usr/bin/env tclsh
set testdir [file dirname $argv0]
source $testdir/tester.tcl
do_execsql_test basic-order-by {
select * from products order by price;
} {9|boots|1.0
3|shirt|18.0
4|sweater|25.0
10|coat|33.0
6|shorts|70.0
5|sweatshirt|74.0
7|jeans|78.0
1|hat|79.0
11|accessories|81.0
2|cap|82.0
8|sneakers|82.0}
do_execsql_test basic-order-by {
select * from products order by price desc;
} {2|cap|82.0
8|sneakers|82.0
11|accessories|81.0
1|hat|79.0
7|jeans|78.0
5|sweatshirt|74.0
6|shorts|70.0
10|coat|33.0
4|sweater|25.0
3|shirt|18.0
9|boots|1.0}
do_execsql_test basic-order-by-and-limit {
select * from products order by name limit 5;
} {11|accessories|81.0
9|boots|1.0
2|cap|82.0
10|coat|33.0
1|hat|79.0}
do_execsql_test basic-order-by-and-limit {
select * from products order by name desc limit 5;
} {5|sweatshirt|74.0
4|sweater|25.0
8|sneakers|82.0
6|shorts|70.0
3|shirt|18.0}
do_execsql_test basic-order-by-and-limit-2 {
select id, name from products order by name limit 5;
} {11|accessories
9|boots
2|cap
10|coat
1|hat}
do_execsql_test basic-order-by-and-limit-2 {
select id, name from products order by name desc limit 5;
} {5|sweatshirt
4|sweater
8|sneakers
6|shorts
3|shirt}
do_execsql_test basic-order-by-and-limit-3 {
select price, name from products where price > 70 order by name;
} {81.0|accessories
82.0|cap
79.0|hat
78.0|jeans
82.0|sneakers
74.0|sweatshirt}
do_execsql_test basic-order-by-and-limit-3 {
select price, name from products where price > 70 order by name desc;
} {74.0|sweatshirt
82.0|sneakers
78.0|jeans
79.0|hat
82.0|cap
81.0|accessories}
do_execsql_test order-by-qualified {
select u.first_name from users u order by u.first_name limit 1;
} {Aaron}
do_execsql_test order-by-qualified {
select u.first_name from users u order by u.first_name desc limit 1;
} {Zoe}
do_execsql_test order-by-column-number {
select first_name, last_name, age from users order by 3,2 limit 2;
} {Teresa|Allen|1
David|Baker|1}
do_execsql_test order-by-column-number {
select first_name, last_name, age from users order by 3 desc, 2 asc limit 2;
} {Connor|Adkins|100
John|Bell|100}
do_execsql_test order-by-column-number {
select first_name, last_name, age from users order by 3 asc, 2 desc limit 2;
} {Kyle|Wolf|1
Jason|Williams|1}
do_execsql_test order-by-column-number {
select first_name, last_name, age from users order by 3 asc, 2 desc limit 10;
} {Kyle|Wolf|1
Jason|Williams|1
Tracey|Williams|1
Jessica|Werner|1
Jasmine|Warren|1
Dennis|Ward|1
Whitney|Walker|1
Robert|Villanueva|1
Cynthia|Thomas|1
Brandon|Tate|1}
do_execsql_test order-by-case-insensitive-aggregate {
select u.first_name, sum(u.age) from users u group by u.first_name order by SUM(u.aGe) desc limit 10;
} {Michael|11204
David|8758
Robert|8109
Jennifer|7700
John|7299
Christopher|6397
James|5921
Joseph|5711
Brian|5059
William|5047}
do_execsql_test order-by-agg-not-mentioned-in-select {
select u.first_name, length(group_concat(u.last_name)) from users u group by u.first_name order by max(u.email) desc limit 5;
} {Louis|65
Carolyn|118
Katelyn|40
Erik|88
Collin|15}
do_execsql_test case-insensitive-alias {
select u.first_name as fF, count(1) > 0 as cC from users u where fF = 'Jamie' group by fF order by cC;
} {Jamie|1}
do_execsql_test age_idx_order_desc {
select first_name from users order by age desc limit 3;
} {Robert
Sydney
Matthew}
do_execsql_test rowid_or_integer_pk_desc {
select first_name from users order by id desc limit 3;
} {Nicole
Gina
Dorothy}
# These two following tests may seem dumb but they verify that index scanning by age_idx doesn't drop any rows due to BTree bugs
do_execsql_test orderby_asc_verify_rows {
select count(1) from (select * from users order by age desc)
} {10000}
do_execsql_test orderby_desc_verify_rows {
select count(1) from (select * from users order by age desc)
} {10000}
do_execsql_test orderby_desc_with_offset {
select first_name, age from users order by age desc limit 3 offset 666;
} {Francis|94
Matthew|94
Theresa|94}
do_execsql_test orderby_desc_with_filter {
select first_name, age from users where age <= 50 order by age desc limit 5;
} {Gerald|50
Nicole|50
Tammy|50
Marissa|50
Daniel|50}
do_execsql_test orderby_asc_with_filter_range {
select first_name, age from users where age <= 50 and age >= 49 order by age asc limit 5;
} {William|49
Jennifer|49
Robert|49
David|49
Stephanie|49}
do_execsql_test orderby_desc_with_filter_id_lt {
select id from users where id < 6666 order by id desc limit 5;
} {6665
6664
6663
6662
6661}
do_execsql_test orderby_desc_with_filter_id_le {
select id from users where id <= 6666 order by id desc limit 5;
} {6666
6665
6664
6663
6662}
# regression test where backwards iteration used to hang indefinitely
do_execsql_test orderby_desc_regression {
select count(1) from (select * from users where id < 100 order by id desc)
} {99}
do_execsql_test orderby_desc_regression_verify_order {
select id from users where id < 100 order by id desc limit 3;
} {99
98
97}
do_execsql_test_on_specific_db {:memory:} distinct_orderby_regression {
CREATE TABLE t (a,b,c,d);
INSERT INTO t VALUES (1,2,3,4),(2,3,4,5);
SELECT DISTINCT c,b FROM t ORDER BY d,b;
} {3|2
4|3}