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# 2018 May 8
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix window1
ifcapable !windowfunc {
finish_test
return
}
do_execsql_test 1.0 {
CREATE TABLE t1(a, b, c, d);
INSERT INTO t1 VALUES(1, 2, 3, 4);
INSERT INTO t1 VALUES(5, 6, 7, 8);
INSERT INTO t1 VALUES(9, 10, 11, 12);
}
do_execsql_test 1.1 {
SELECT sum(b) OVER () FROM t1
} {18 18 18}
do_execsql_test 1.2 {
SELECT a, sum(b) OVER () FROM t1
} {1 18 5 18 9 18}
do_execsql_test 1.3 {
SELECT a, 4 + sum(b) OVER () FROM t1
} {1 22 5 22 9 22}
do_execsql_test 1.4 {
SELECT a + 4 + sum(b) OVER () FROM t1
} {23 27 31}
do_execsql_test 1.5 {
SELECT a, sum(b) OVER (PARTITION BY c) FROM t1
} {1 2 5 6 9 10}
foreach {tn sql} {
1 "SELECT sum(b) OVER () FROM t1"
2 "SELECT sum(b) OVER (PARTITION BY c) FROM t1"
3 "SELECT sum(b) OVER (ORDER BY c) FROM t1"
4 "SELECT sum(b) OVER (PARTITION BY d ORDER BY c) FROM t1"
5 "SELECT sum(b) FILTER (WHERE a>0) OVER (PARTITION BY d ORDER BY c) FROM t1"
6 "SELECT sum(b) OVER (ORDER BY c RANGE UNBOUNDED PRECEDING) FROM t1"
7 "SELECT sum(b) OVER (ORDER BY c ROWS 45 PRECEDING) FROM t1"
8 "SELECT sum(b) OVER (ORDER BY c RANGE CURRENT ROW) FROM t1"
9 "SELECT sum(b) OVER (ORDER BY c RANGE BETWEEN UNBOUNDED PRECEDING
AND CURRENT ROW) FROM t1"
10 "SELECT sum(b) OVER (ORDER BY c ROWS BETWEEN UNBOUNDED PRECEDING
AND UNBOUNDED FOLLOWING) FROM t1"
} {
do_test 2.$tn { lindex [catchsql $sql] 0 } 0
}
foreach {tn sql} {
1 "SELECT * FROM t1 WHERE sum(b) OVER ()"
2 "SELECT * FROM t1 GROUP BY sum(b) OVER ()"
3 "SELECT * FROM t1 GROUP BY a HAVING sum(b) OVER ()"
} {
do_catchsql_test 3.$tn $sql {1 {misuse of window function sum()}}
}
do_execsql_test 4.0 {
CREATE TABLE t2(a, b, c);
INSERT INTO t2 VALUES(0, 0, 0);
INSERT INTO t2 VALUES(1, 1, 1);
INSERT INTO t2 VALUES(2, 0, 2);
INSERT INTO t2 VALUES(3, 1, 0);
INSERT INTO t2 VALUES(4, 0, 1);
INSERT INTO t2 VALUES(5, 1, 2);
INSERT INTO t2 VALUES(6, 0, 0);
}
do_execsql_test 4.1 {
SELECT a, sum(a) OVER (PARTITION BY b) FROM t2;
} {
0 12 2 12 4 12 6 12 1 9 3 9 5 9
}
do_execsql_test 4.2 {
SELECT a, sum(a) OVER (PARTITION BY b) FROM t2 ORDER BY a;
} {
0 12 1 9 2 12 3 9 4 12 5 9 6 12
}
do_execsql_test 4.3 {
SELECT a, sum(a) OVER () FROM t2 ORDER BY a;
} {
0 21 1 21 2 21 3 21 4 21 5 21 6 21
}
do_execsql_test 4.4 {
SELECT a, sum(a) OVER (ORDER BY a) FROM t2;
} {
0 0 1 1 2 3 3 6 4 10 5 15 6 21
}
do_execsql_test 4.5 {
SELECT a, sum(a) OVER (PARTITION BY b ORDER BY a) FROM t2 ORDER BY a
} {
0 0 1 1 2 2 3 4 4 6 5 9 6 12
}
do_execsql_test 4.6 {
SELECT a, sum(a) OVER (PARTITION BY c ORDER BY a) FROM t2 ORDER BY a
} {
0 0 1 1 2 2 3 3 4 5 5 7 6 9
}
do_execsql_test 4.7 {
SELECT a, sum(a) OVER (PARTITION BY b ORDER BY a DESC) FROM t2 ORDER BY a
} {
0 12 1 9 2 12 3 8 4 10 5 5 6 6
}
do_execsql_test 4.8 {
SELECT a,
sum(a) OVER (PARTITION BY b ORDER BY a DESC),
sum(a) OVER (PARTITION BY c ORDER BY a)
FROM t2 ORDER BY a
} {
0 12 0
1 9 1
2 12 2
3 8 3
4 10 5
5 5 7
6 6 9
}
do_execsql_test 4.9 {
SELECT a,
sum(a) OVER (ORDER BY a),
avg(a) OVER (ORDER BY a)
FROM t2 ORDER BY a
} {
0 0 0.0
1 1 0.5
2 3 1.0
3 6 1.5
4 10 2.0
5 15 2.5
6 21 3.0
}
do_execsql_test 4.10.1 {
SELECT a,
count() OVER (ORDER BY a DESC),
group_concat(a, '.') OVER (ORDER BY a DESC)
FROM t2 ORDER BY a DESC
} {
6 1 6
5 2 6.5
4 3 6.5.4
3 4 6.5.4.3
2 5 6.5.4.3.2
1 6 6.5.4.3.2.1
0 7 6.5.4.3.2.1.0
}
do_execsql_test 4.10.2 {
SELECT a,
count(*) OVER (ORDER BY a DESC),
group_concat(a, '.') OVER (ORDER BY a DESC)
FROM t2 ORDER BY a DESC
} {
6 1 6
5 2 6.5
4 3 6.5.4
3 4 6.5.4.3
2 5 6.5.4.3.2
1 6 6.5.4.3.2.1
0 7 6.5.4.3.2.1.0
}
do_catchsql_test 5.1 {
SELECT ntile(0) OVER (ORDER BY a) FROM t2;
} {1 {argument of ntile must be a positive integer}}
do_catchsql_test 5.2 {
SELECT ntile(-1) OVER (ORDER BY a) FROM t2;
} {1 {argument of ntile must be a positive integer}}
do_catchsql_test 5.3 {
SELECT ntile('zbc') OVER (ORDER BY a) FROM t2;
} {1 {argument of ntile must be a positive integer}}
do_execsql_test 5.4 {
CREATE TABLE t4(a, b);
SELECT ntile(1) OVER (ORDER BY a) FROM t4;
} {}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 6.1 {
CREATE TABLE t1(x);
INSERT INTO t1 VALUES(7), (6), (5), (4), (3), (2), (1);
CREATE TABLE t2(x);
INSERT INTO t2 VALUES('b'), ('a');
SELECT x, count(*) OVER (ORDER BY x) FROM t1;
} {1 1 2 2 3 3 4 4 5 5 6 6 7 7}
do_execsql_test 6.2 {
SELECT * FROM t2, (SELECT x, count(*) OVER (ORDER BY x) FROM t1);
} {
b 1 1 b 2 2 b 3 3 b 4 4 b 5 5 b 6 6 b 7 7
a 1 1 a 2 2 a 3 3 a 4 4 a 5 5 a 6 6 a 7 7
}
do_catchsql_test 6.3 {
SELECT x, lag(x) FILTER (WHERE (x%2)=0) OVER w FROM t1
WINDOW w AS (ORDER BY x)
} {1 {FILTER clause may only be used with aggregate window functions}}
#-------------------------------------------------------------------------
# Attempt to use a window function as an aggregate. And other errors.
#
reset_db
do_execsql_test 7.0 {
CREATE TABLE t1(x, y);
INSERT INTO t1 VALUES(1, 2);
INSERT INTO t1 VALUES(3, 4);
INSERT INTO t1 VALUES(5, 6);
INSERT INTO t1 VALUES(7, 8);
INSERT INTO t1 VALUES(9, 10);
}
do_catchsql_test 7.1.1 {
SELECT nth_value(x, 1) FROM t1;
} {1 {misuse of window function nth_value()}}
do_catchsql_test 7.1.2 {
SELECT * FROM t1 WHERE nth_value(x, 1) OVER (ORDER BY y);
} {1 {misuse of window function nth_value()}}
do_catchsql_test 7.1.3 {
SELECT count(*) FROM t1 GROUP BY y HAVING nth_value(x, 1) OVER (ORDER BY y);
} {1 {misuse of window function nth_value()}}
do_catchsql_test 7.1.4 {
SELECT count(*) FROM t1 GROUP BY nth_value(x, 1) OVER (ORDER BY y);
} {1 {misuse of window function nth_value()}}
do_catchsql_test 7.1.5 {
SELECT count(*) FROM t1 LIMIT nth_value(x, 1) OVER ();
} {1 {no such column: x}}
do_catchsql_test 7.1.6 {
SELECT trim(x) OVER (ORDER BY y) FROM t1;
} {1 {trim() may not be used as a window function}}
do_catchsql_test 7.1.7 {
SELECT max(x) OVER abc FROM t1 WINDOW def AS (ORDER BY y);
} {1 {no such window: abc}}
do_catchsql_test 7.1.8 {
SELECT row_number(x) OVER () FROM t1
} {1 {wrong number of arguments to function row_number()}}
do_execsql_test 7.2 {
SELECT
lead(y) OVER win,
lead(y, 2) OVER win,
lead(y, 3, 'default') OVER win
FROM t1
WINDOW win AS (ORDER BY x)
} {
4 6 8 6 8 10 8 10 default 10 {} default {} {} default
}
do_execsql_test 7.3 {
SELECT row_number() OVER (ORDER BY x) FROM t1
} {1 2 3 4 5}
do_execsql_test 7.4 {
SELECT
row_number() OVER win,
lead(x) OVER win
FROM t1
WINDOW win AS (ORDER BY x ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)
} {1 3 2 5 3 7 4 9 5 {}}
#-------------------------------------------------------------------------
# Attempt to use a window function in a view.
#
do_execsql_test 8.0 {
CREATE TABLE t3(a, b, c);
WITH s(i) AS ( VALUES(1) UNION ALL SELECT i+1 FROM s WHERE i<6 )
INSERT INTO t3 SELECT i, i, i FROM s;
CREATE VIEW v1 AS SELECT
sum(b) OVER (ORDER BY c),
min(b) OVER (ORDER BY c),
max(b) OVER (ORDER BY c)
FROM t3;
CREATE VIEW v2 AS SELECT
sum(b) OVER win,
min(b) OVER win,
max(b) OVER win
FROM t3
WINDOW win AS (ORDER BY c);
}
do_execsql_test 8.1.1 {
SELECT * FROM v1
} {1 1 1 3 1 2 6 1 3 10 1 4 15 1 5 21 1 6}
do_execsql_test 8.1.2 {
SELECT * FROM v2
} {1 1 1 3 1 2 6 1 3 10 1 4 15 1 5 21 1 6}
db close
sqlite3 db test.db
do_execsql_test 8.2.1 {
SELECT * FROM v1
} {1 1 1 3 1 2 6 1 3 10 1 4 15 1 5 21 1 6}
do_execsql_test 8.2.2 {
SELECT * FROM v2
} {1 1 1 3 1 2 6 1 3 10 1 4 15 1 5 21 1 6}
#-------------------------------------------------------------------------
# Attempt to use a window function in a trigger.
#
do_execsql_test 9.0 {
CREATE TABLE t4(x, y);
INSERT INTO t4 VALUES(1, 'g');
INSERT INTO t4 VALUES(2, 'i');
INSERT INTO t4 VALUES(3, 'l');
INSERT INTO t4 VALUES(4, 'g');
INSERT INTO t4 VALUES(5, 'a');
CREATE TABLE t5(x, y, m);
CREATE TRIGGER t4i AFTER INSERT ON t4 BEGIN
DELETE FROM t5;
INSERT INTO t5
SELECT x, y, max(y) OVER xyz FROM t4
WINDOW xyz AS (PARTITION BY (x%2) ORDER BY x);
END;
}
do_execsql_test 9.1.1 {
SELECT x, y, max(y) OVER xyz FROM t4
WINDOW xyz AS (PARTITION BY (x%2) ORDER BY x) ORDER BY 1
} {1 g g 2 i i 3 l l 4 g i 5 a l}
do_execsql_test 9.1.2 {
INSERT INTO t4 VALUES(6, 'm');
SELECT x, y, max(y) OVER xyz FROM t4
WINDOW xyz AS (PARTITION BY (x%2) ORDER BY x) ORDER BY 1
} {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m}
do_execsql_test 9.1.3 {
SELECT * FROM t5 ORDER BY 1
} {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m}
do_execsql_test 9.2 {
WITH aaa(x, y, z) AS (
SELECT x, y, max(y) OVER xyz FROM t4
WINDOW xyz AS (PARTITION BY (x%2) ORDER BY x)
)
SELECT * FROM aaa ORDER BY 1;
} {1 g g 2 i i 3 l l 4 g i 5 a l 6 m m}
do_execsql_test 9.3 {
WITH aaa(x, y, z) AS (
SELECT x, y, max(y) OVER xyz FROM t4
WINDOW xyz AS (ORDER BY x)
)
SELECT *, min(z) OVER (ORDER BY x) FROM aaa ORDER BY 1;
} {1 g g g 2 i i g 3 l l g 4 g l g 5 a l g 6 m m g}
#-------------------------------------------------------------------------
#
do_execsql_test 10.0 {
CREATE TABLE sales(emp TEXT PRIMARY KEY, region, total);
INSERT INTO sales VALUES
('Alice', 'North', 34),
('Frank', 'South', 22),
('Charles', 'North', 45),
('Darrell', 'South', 8),
('Grant', 'South', 23),
('Brad' , 'North', 22),
('Elizabeth', 'South', 99),
('Horace', 'East', 1);
}
# Best two salespeople from each region
#
do_execsql_test 10.1 {
SELECT emp, region, total FROM (
SELECT
emp, region, total,
row_number() OVER (PARTITION BY region ORDER BY total DESC) AS rank
FROM sales
) WHERE rank<=2 ORDER BY region, total DESC
} {
Horace East 1
Charles North 45
Alice North 34
Elizabeth South 99
Grant South 23
}
do_execsql_test 10.2 {
SELECT emp, region, sum(total) OVER win FROM sales
WINDOW win AS (PARTITION BY region ORDER BY total)
} {
Horace East 1
Brad North 22
Alice North 56
Charles North 101
Darrell South 8
Frank South 30
Grant South 53
Elizabeth South 152
}
do_execsql_test 10.3 {
SELECT emp, region, sum(total) OVER win FROM sales
WINDOW win AS (PARTITION BY region ORDER BY total)
LIMIT 5
} {
Horace East 1
Brad North 22
Alice North 56
Charles North 101
Darrell South 8
}
do_execsql_test 10.4 {
SELECT emp, region, sum(total) OVER win FROM sales
WINDOW win AS (PARTITION BY region ORDER BY total)
LIMIT 5 OFFSET 2
} {
Alice North 56
Charles North 101
Darrell South 8
Frank South 30
Grant South 53
}
do_execsql_test 10.5 {
SELECT emp, region, sum(total) OVER win FROM sales
WINDOW win AS (
PARTITION BY region ORDER BY total
ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
)
} {
Horace East 1
Brad North 101
Alice North 79
Charles North 45
Darrell South 152
Frank South 144
Grant South 122
Elizabeth South 99
}
do_execsql_test 10.6 {
SELECT emp, region, sum(total) OVER win FROM sales
WINDOW win AS (
PARTITION BY region ORDER BY total
ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
) LIMIT 5 OFFSET 2
} {
Alice North 79
Charles North 45
Darrell South 152
Frank South 144
Grant South 122
}
do_execsql_test 10.7 {
SELECT emp, region, (
SELECT sum(total) OVER (
ORDER BY total RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
) || outer.emp FROM sales
) FROM sales AS outer;
} {
Alice North 254Alice
Frank South 254Frank
Charles North 254Charles
Darrell South 254Darrell
Grant South 254Grant
Brad North 254Brad
Elizabeth South 254Elizabeth
Horace East 254Horace
}
do_execsql_test 10.8 {
SELECT emp, region, (
SELECT sum(total) FILTER (WHERE sales.emp!=outer.emp) OVER (
ORDER BY total RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
) FROM sales
) FROM sales AS outer;
} {
Alice North 220
Frank South 232
Charles North 209
Darrell South 246
Grant South 231
Brad North 232
Elizabeth South 155
Horace East 253
}
#-------------------------------------------------------------------------
# Check that it is not possible to use a window function in a CREATE INDEX
# statement.
#
do_execsql_test 11.0 { CREATE TABLE t6(a, b, c); }
do_catchsql_test 11.1 {
CREATE INDEX t6i ON t6(a) WHERE sum(b) OVER ();
} {1 {misuse of window function sum()}}
do_catchsql_test 11.2 {
CREATE INDEX t6i ON t6(a) WHERE lead(b) OVER ();
} {1 {misuse of window function lead()}}
do_catchsql_test 11.3 {
CREATE INDEX t6i ON t6(sum(b) OVER ());
} {1 {misuse of window function sum()}}
do_catchsql_test 11.4 {
CREATE INDEX t6i ON t6(lead(b) OVER ());
} {1 {misuse of window function lead()}}
# 2018-09-17 ticket 510cde277783b5fb5de628393959849dff377eb3
# Endless loop on a query with window functions and a limit
#
do_execsql_test 12.100 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(id INT, b VARCHAR, c VARCHAR);
INSERT INTO t1 VALUES(1, 'A', 'one');
INSERT INTO t1 VALUES(2, 'B', 'two');
INSERT INTO t1 VALUES(3, 'C', 'three');
INSERT INTO t1 VALUES(4, 'D', 'one');
INSERT INTO t1 VALUES(5, 'E', 'two');
SELECT id, b, lead(c,1) OVER(ORDER BY c) AS x
FROM t1 WHERE id>1
ORDER BY b LIMIT 1;
} {2 B two}
do_execsql_test 12.110 {
INSERT INTO t1 VALUES(6, 'F', 'three');
INSERT INTO t1 VALUES(7, 'G', 'one');
SELECT id, b, lead(c,1) OVER(ORDER BY c) AS x
FROM t1 WHERE id>1
ORDER BY b LIMIT 2;
} {2 B two 3 C three}
#-------------------------------------------------------------------------
do_execsql_test 13.1 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a int, b int);
INSERT INTO t1 VALUES(1,11);
INSERT INTO t1 VALUES(2,12);
}
do_execsql_test 13.2.1 {
SELECT a, rank() OVER(ORDER BY b) FROM t1;
SELECT a, rank() OVER(ORDER BY b DESC) FROM t1;
} {
1 1 2 2 2 1 1 2
}
do_execsql_test 13.2.2 {
SELECT a, rank() OVER(ORDER BY b) FROM t1
UNION ALL
SELECT a, rank() OVER(ORDER BY b DESC) FROM t1;
} {
1 1 2 2 2 1 1 2
}
do_execsql_test 13.3 {
SELECT a, rank() OVER(ORDER BY b) FROM t1
UNION
SELECT a, rank() OVER(ORDER BY b DESC) FROM t1;
} {
1 1 1 2 2 1 2 2
}
do_execsql_test 13.4 {
SELECT a, rank() OVER(ORDER BY b) FROM t1
EXCEPT
SELECT a, rank() OVER(ORDER BY b DESC) FROM t1;
} {
1 1 2 2
}
do_execsql_test 13.5 {
SELECT a, rank() OVER(ORDER BY b) FROM t1
INTERSECT
SELECT a, rank() OVER(ORDER BY b DESC) FROM t1;
} {}
# 2018-12-06
# https://www.sqlite.org/src/info/f09fcd17810f65f7
# Assertion fault when window functions are used.
#
# Root cause is the query flattener invoking sqlite3ExprDup() on
# expressions that contain subqueries with window functions. The
# sqlite3ExprDup() routine is not making correctly initializing
# Select.pWin field of the subqueries.
#
sqlite3 db :memory:
do_execsql_test 14.0 {
SELECT * FROM(
SELECT * FROM (SELECT 1 AS c) WHERE c IN (
SELECT (row_number() OVER()) FROM (VALUES (0))
)
);
} {1}
do_execsql_test 14.1 {
CREATE TABLE t1(x); INSERT INTO t1(x) VALUES(12345);
CREATE TABLE t2(c); INSERT INTO t2(c) VALUES(1);
SELECT y, y+1, y+2 FROM (
SELECT c IN (
SELECT (row_number() OVER()) FROM t1
) AS y FROM t2
);
} {1 2 3}
# 2018-12-31
# https://www.sqlite.org/src/info/d0866b26f83e9c55
# Window function in correlated subquery causes assertion fault
#
do_catchsql_test 15.0 {
WITH t(id, parent) AS (
SELECT CAST(1 AS INT), CAST(NULL AS INT)
UNION ALL
SELECT 2, NULL
UNION ALL
SELECT 3, 1
UNION ALL
SELECT 4, 1
UNION ALL
SELECT 5, 2
UNION ALL
SELECT 6, 2
), q AS (
SELECT t.*, ROW_NUMBER() OVER (ORDER BY t.id) AS rn
FROM t
WHERE parent IS NULL
UNION ALL
SELECT t.*, ROW_NUMBER() OVER (ORDER BY t.id) AS rn
FROM q
JOIN t
ON t.parent = q.id
)
SELECT *
FROM q;
} {1 {cannot use window functions in recursive queries}}
do_execsql_test 15.1 {
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
CREATE TABLE t1(x);
INSERT INTO t1 VALUES('a'), ('b'), ('c');
CREATE TABLE t2(a, b);
INSERT INTO t2 VALUES('X', 1), ('X', 2), ('Y', 2), ('Y', 3);
SELECT x, (
SELECT sum(b)
OVER (PARTITION BY a ROWS BETWEEN UNBOUNDED PRECEDING
AND UNBOUNDED FOLLOWING)
FROM t2 WHERE b<x
) FROM t1;
} {a 3 b 3 c 3}
do_execsql_test 15.2 {
SELECT(
WITH c AS(
VALUES(1)
) SELECT '' FROM c,c
) x WHERE x+x;
} {}
#-------------------------------------------------------------------------
do_execsql_test 16.0 {
CREATE TABLE t7(a,b);
INSERT INTO t7(rowid, a, b) VALUES
(1, 1, 3),
(2, 10, 4),
(3, 100, 2);
}
do_execsql_test 16.1 {
SELECT rowid, sum(a) OVER (PARTITION BY b IN (SELECT rowid FROM t7)) FROM t7;
} {
2 10
1 101
3 101
}
do_execsql_test 16.2 {
SELECT rowid, sum(a) OVER w1 FROM t7
WINDOW w1 AS (PARTITION BY b IN (SELECT rowid FROM t7));
} {
2 10
1 101
3 101
}
#-------------------------------------------------------------------------
do_execsql_test 17.0 {
CREATE TABLE t8(a);
INSERT INTO t8 VALUES(1), (2), (3);
}
do_execsql_test 17.1 {
SELECT +sum(0) OVER () ORDER BY +sum(0) OVER ();
} {0}
do_execsql_test 17.2 {
select +sum(a) OVER () FROM t8 ORDER BY +sum(a) OVER () DESC;
} {6 6 6}
do_execsql_test 17.3 {
SELECT 10+sum(a) OVER (ORDER BY a)
FROM t8
ORDER BY 10+sum(a) OVER (ORDER BY a) DESC;
} {16 13 11}
#-------------------------------------------------------------------------
# Test error cases from chaining window definitions.
#
reset_db
do_execsql_test 18.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT, c TEXT, d INTEGER);
INSERT INTO t1 VALUES(1, 'odd', 'one', 1);
INSERT INTO t1 VALUES(2, 'even', 'two', 2);
INSERT INTO t1 VALUES(3, 'odd', 'three', 3);
INSERT INTO t1 VALUES(4, 'even', 'four', 4);
INSERT INTO t1 VALUES(5, 'odd', 'five', 5);
INSERT INTO t1 VALUES(6, 'even', 'six', 6);
}
foreach {tn sql error} {
1 {
SELECT c, sum(d) OVER win2 FROM t1
WINDOW win1 AS (ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING),
win2 AS (win1 ORDER BY b)
} {cannot override frame specification of window: win1}
2 {
SELECT c, sum(d) OVER win2 FROM t1
WINDOW win1 AS (),
win2 AS (win4 ORDER BY b)
} {no such window: win4}
3 {
SELECT c, sum(d) OVER win2 FROM t1
WINDOW win1 AS (),
win2 AS (win1 PARTITION BY d)
} {cannot override PARTITION clause of window: win1}
4 {
SELECT c, sum(d) OVER win2 FROM t1
WINDOW win1 AS (ORDER BY b),
win2 AS (win1 ORDER BY d)
} {cannot override ORDER BY clause of window: win1}
} {
do_catchsql_test 18.1.$tn $sql [list 1 $error]
}
foreach {tn sql error} {
1 {
SELECT c, sum(d) OVER (win1 ORDER BY b) FROM t1
WINDOW win1 AS (ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING)
} {cannot override frame specification of window: win1}
2 {
SELECT c, sum(d) OVER (win4 ORDER BY b) FROM t1
WINDOW win1 AS ()
} {no such window: win4}
3 {
SELECT c, sum(d) OVER (win1 PARTITION BY d) FROM t1
WINDOW win1 AS ()
} {cannot override PARTITION clause of window: win1}
4 {
SELECT c, sum(d) OVER (win1 ORDER BY d) FROM t1
WINDOW win1 AS (ORDER BY b)
} {cannot override ORDER BY clause of window: win1}
} {
do_catchsql_test 18.2.$tn $sql [list 1 $error]
}
do_execsql_test 18.3.1 {
SELECT group_concat(c, '.') OVER (PARTITION BY b ORDER BY c)
FROM t1
} {four four.six four.six.two five five.one five.one.three}
do_execsql_test 18.3.2 {
SELECT group_concat(c, '.') OVER (win1 ORDER BY c)
FROM t1
WINDOW win1 AS (PARTITION BY b)
} {four four.six four.six.two five five.one five.one.three}
do_execsql_test 18.3.3 {
SELECT group_concat(c, '.') OVER win2
FROM t1
WINDOW win1 AS (PARTITION BY b),
win2 AS (win1 ORDER BY c)
} {four four.six four.six.two five five.one five.one.three}
do_execsql_test 18.3.4 {
SELECT group_concat(c, '.') OVER (win2)
FROM t1
WINDOW win1 AS (PARTITION BY b),
win2 AS (win1 ORDER BY c)
} {four four.six four.six.two five five.one five.one.three}
do_execsql_test 18.3.5 {
SELECT group_concat(c, '.') OVER win5
FROM t1
WINDOW win1 AS (PARTITION BY b),
win2 AS (win1),
win3 AS (win2),
win4 AS (win3),
win5 AS (win4 ORDER BY c)
} {four four.six four.six.two five five.one five.one.three}
#-------------------------------------------------------------------------
# Test RANGE <expr> PRECEDING/FOLLOWING when there are string, blob
# and NULL values in the dataset.
#
reset_db
do_execsql_test 19.0 {
CREATE TABLE t1(a, b);
INSERT INTO t1 VALUES
(1, 1), (2, 2), (3, 3), (4, 4), (5, 5),
('a', 6), ('b', 7), ('c', 8), ('d', 9), ('e', 10);
}
do_execsql_test 19.1 {
SELECT a, sum(b) OVER (ORDER BY a) FROM t1;
} {1 1 2 3 3 6 4 10 5 15 a 21 b 28 c 36 d 45 e 55}
do_execsql_test 19.2.1 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
) FROM t1;
} {1 3 2 6 3 9 4 12 5 9 a 6 b 7 c 8 d 9 e 10}
do_execsql_test 19.2.2 {
SELECT a, sum(b) OVER (
ORDER BY a DESC RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
) FROM t1 ORDER BY a ASC;
} {1 3 2 6 3 9 4 12 5 9 a 6 b 7 c 8 d 9 e 10}
do_execsql_test 19.3.1 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 2 PRECEDING AND 1 FOLLOWING
) FROM t1;
} {1 3 2 6 3 10 4 14 5 12 a 6 b 7 c 8 d 9 e 10}
do_execsql_test 19.3.2 {
SELECT a, sum(b) OVER (
ORDER BY a DESC RANGE BETWEEN 1 PRECEDING AND 2 FOLLOWING
) FROM t1 ORDER BY a ASC;
} {1 3 2 6 3 10 4 14 5 12 a 6 b 7 c 8 d 9 e 10}
reset_db
do_execsql_test 20.0 {
CREATE TABLE t1(a, b);
INSERT INTO t1 VALUES
(NULL, 100), (NULL, 100),
(1, 1), (2, 2), (3, 3), (4, 4), (5, 5),
('a', 6), ('b', 7), ('c', 8), ('d', 9), ('e', 10);
}
do_execsql_test 20.1 {
SELECT a, sum(b) OVER (ORDER BY a) FROM t1;
} {
{} 200 {} 200 1 201 2 203 3 206 4 210 5 215
a 221 b 228 c 236 d 245 e 255
}
do_execsql_test 20.2.1 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
) FROM t1;
} {{} 200 {} 200 1 3 2 6 3 9 4 12 5 9 a 6 b 7 c 8 d 9 e 10}
do_execsql_test 20.2.2 {
SELECT a, sum(b) OVER (
ORDER BY a DESC RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
) FROM t1 ORDER BY a ASC;
} {{} 200 {} 200 1 3 2 6 3 9 4 12 5 9 a 6 b 7 c 8 d 9 e 10}
do_execsql_test 20.3.1 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 2 PRECEDING AND 1 FOLLOWING
) FROM t1;
} {{} 200 {} 200 1 3 2 6 3 10 4 14 5 12 a 6 b 7 c 8 d 9 e 10}
do_execsql_test 20.3.2 {
SELECT a, sum(b) OVER (
ORDER BY a DESC RANGE BETWEEN 1 PRECEDING AND 2 FOLLOWING
) FROM t1 ORDER BY a ASC;
} {{} 200 {} 200 1 3 2 6 3 10 4 14 5 12 a 6 b 7 c 8 d 9 e 10}
#-------------------------------------------------------------------------
do_execsql_test 21.0 {
CREATE TABLE keyword_tab(
current, exclude, filter, following, groups, no, others, over,
partition, preceding, range, ties, unbounded, window
);
}
do_execsql_test 21.1 {
SELECT
current, exclude, filter, following, groups, no, others, over,
partition, preceding, range, ties, unbounded, window
FROM keyword_tab
}
#-------------------------------------------------------------------------
foreach {tn expr err} {
1 4.5 0
2 NULL 1
3 0.0 0
4 0.1 0
5 -0.1 1
6 '' 1
7 '2.0' 0
8 '2.0x' 1
9 x'1234' 1
10 '1.2' 0
} {
set res {0 1}
if {$err} {set res {1 {frame starting offset must be a non-negative number}} }
do_catchsql_test 22.$tn.1 "
WITH a(x, y) AS ( VALUES(1, 2) )
SELECT sum(x) OVER (
ORDER BY y RANGE BETWEEN $expr PRECEDING AND UNBOUNDED FOLLOWING
) FROM a
" $res
set res {0 1}
if {$err} {set res {1 {frame ending offset must be a non-negative number}} }
do_catchsql_test 22.$tn.2 "
WITH a(x, y) AS ( VALUES(1, 2) )
SELECT sum(x) OVER (
ORDER BY y RANGE BETWEEN UNBOUNDED PRECEDING AND $expr FOLLOWING
) FROM a
" $res
}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 23.0 {
CREATE TABLE t5(a, b, c);
CREATE INDEX t5ab ON t5(a, b);
}
proc do_ordercount_test {tn sql nOrderBy} {
set plan [execsql "EXPLAIN QUERY PLAN $sql"]
uplevel [list do_test $tn [list regexp -all ORDER $plan] $nOrderBy]
}
do_ordercount_test 23.1 {
SELECT
sum(c) OVER (ORDER BY a, b),
sum(c) OVER (PARTITION BY a ORDER BY b)
FROM t5
} 0
do_ordercount_test 23.2 {
SELECT
sum(c) OVER (ORDER BY b, a),
sum(c) OVER (PARTITION BY b ORDER BY a)
FROM t5
} 1
do_ordercount_test 23.3 {
SELECT
sum(c) OVER (ORDER BY b, a),
sum(c) OVER (ORDER BY c, b)
FROM t5
} 2
do_ordercount_test 23.4 {
SELECT
sum(c) OVER (ORDER BY b ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW),
sum(c) OVER (ORDER BY b RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW),
sum(c) OVER (ORDER BY b GROUPS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)
FROM t5
} 1
do_ordercount_test 23.5 {
SELECT
sum(c) OVER (ORDER BY b+1 ROWS UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+1 RANGE UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+1 GROUPS UNBOUNDED PRECEDING)
FROM t5
} 1
do_ordercount_test 23.6 {
SELECT
sum(c) OVER (ORDER BY b+1 ROWS UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+2 RANGE UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+3 GROUPS UNBOUNDED PRECEDING)
FROM t5
} 3
do_execsql_test 24.1 {
SELECT sum(44) OVER ()
} {44}
do_execsql_test 24.2 {
SELECT lead(44) OVER ()
} {{}}
#-------------------------------------------------------------------------
#
reset_db
do_execsql_test 25.0 {
CREATE TABLE t1 ( t1_id INTEGER PRIMARY KEY );
CREATE TABLE t2 ( t2_id INTEGER PRIMARY KEY );
CREATE TABLE t3 ( t3_id INTEGER PRIMARY KEY );
INSERT INTO t1 VALUES(1), (3), (5);
INSERT INTO t2 VALUES (3), (5);
INSERT INTO t3 VALUES(10), (11), (12);
}
do_execsql_test 25.1 {
SELECT t1.* FROM t1, t2 WHERE
t1_id=t2_id AND t1_id IN (
SELECT t1_id + row_number() OVER ( ORDER BY t1_id ) FROM t3
)
}
do_execsql_test 25.2 {
SELECT t1.* FROM t1, t2 WHERE
t1_id=t2_id AND t1_id IN (
SELECT row_number() OVER ( ORDER BY t1_id ) FROM t3
)
} {3}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 26.0 {
CREATE TABLE t1(x);
CREATE TABLE t2(c);
}
do_execsql_test 26.1 {
SELECT ( SELECT row_number() OVER () FROM ( SELECT c FROM t1 ) ) FROM t2
} {}
do_execsql_test 26.2 {
INSERT INTO t1 VALUES(1), (2), (3), (4);
INSERT INTO t2 VALUES(2), (6), (8), (4);
SELECT c, c IN (
SELECT row_number() OVER () FROM ( SELECT c FROM t1 )
) FROM t2
} {2 1 6 0 8 0 4 1}
do_execsql_test 26.3 {
DELETE FROM t1;
DELETE FROM t2;
INSERT INTO t2 VALUES(1), (2), (3), (4);
INSERT INTO t1 VALUES(1), (1), (2), (3), (3), (3), (3), (4), (4);
SELECT c, c IN (
SELECT row_number() OVER () FROM ( SELECT 1 FROM t1 WHERE x=c )
) FROM t2
} {1 1 2 0 3 1 4 0}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 27.0 {
CREATE TABLE t1(x);
INSERT INTO t1 VALUES(NULL), (1), (2), (3), (4), (5);
}
do_execsql_test 27.1 {
SELECT min(x) FROM t1;
} {1}
do_execsql_test 27.2 {
SELECT min(x) OVER win FROM t1
WINDOW win AS (ORDER BY rowid ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING)
} {1 1 1 2 3 4}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 28.1.1 {
CREATE TABLE t1(a INTEGER PRIMARY KEY, b CHAR(1), c CHAR(2), d ANY);
INSERT INTO t1 VALUES (3, 'C', 'cc', 1.0);
INSERT INTO t1 VALUES (13,'M', 'cc', NULL);
}
do_execsql_test 28.1.2 {
SELECT group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS (ORDER BY a RANGE BETWEEN 3 PRECEDING AND 1 PRECEDING)
} {
{} {}
}
do_execsql_test 28.2.1 {
CREATE TABLE t2(a TEXT, b INTEGER);
INSERT INTO t2 VALUES('A', NULL);
INSERT INTO t2 VALUES('B', NULL);
}
do_execsql_test 28.2.1 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER PRIMARY KEY, b CHAR(1), c CHAR(2), d ANY);
INSERT INTO t1 VALUES
(10,'J', 'cc', NULL),
(11,'K', 'cc', 'xyz'),
(13,'M', 'cc', NULL);
}
do_execsql_test 28.2.2 {
SELECT a, b, c, quote(d), group_concat(b,'') OVER w1, '|' FROM t1
WINDOW w1 AS
(ORDER BY d DESC RANGE BETWEEN 7.0 PRECEDING AND 2.5 PRECEDING)
ORDER BY c, d, a;
} {
10 J cc NULL JM |
13 M cc NULL JM |
11 K cc 'xyz' K |
}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 29.1 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER PRIMARY KEY, b CHAR(1), c CHAR(2), d ANY);
INSERT INTO t1 VALUES
(1, 'A', 'aa', 2.5),
(2, 'B', 'bb', 3.75),
(3, 'C', 'cc', 1.0),
(4, 'D', 'cc', 8.25),
(5, 'E', 'bb', 6.5),
(6, 'F', 'aa', 6.5),
(7, 'G', 'aa', 6.0),
(8, 'H', 'bb', 9.0),
(9, 'I', 'aa', 3.75),
(10,'J', 'cc', NULL),
(11,'K', 'cc', 'xyz'),
(12,'L', 'cc', 'xyZ'),
(13,'M', 'cc', NULL);
}
do_execsql_test 29.2 {
SELECT a, b, c, quote(d), group_concat(b,'') OVER w1, '|' FROM t1
WINDOW w1 AS
(PARTITION BY c ORDER BY d DESC
RANGE BETWEEN 7.0 PRECEDING AND 2.5 PRECEDING)
ORDER BY c, d, a;
} {
1 A aa 2.5 FG |
9 I aa 3.75 F |
7 G aa 6 {} |
6 F aa 6.5 {} |
2 B bb 3.75 HE |
5 E bb 6.5 H |
8 H bb 9 {} |
10 J cc NULL JM |
13 M cc NULL JM |
3 C cc 1 {} |
4 D cc 8.25 {} |
12 L cc 'xyZ' L |
11 K cc 'xyz' K |
}
# 2019-07-18
# Check-in [7ef7b23cbb1b9ace] (which was itself a fix for ticket
# https://www.sqlite.org/src/info/1be72aab9) introduced a new problem
# if the LHS of a BETWEEN operator is a WINDOW function. The problem
# was found by (the recently enhanced) dbsqlfuzz.
#
do_execsql_test 30.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a, b, c);
INSERT INTO t1 VALUES('BB','aa',399);
SELECT
count () OVER win1 NOT BETWEEN 'a' AND 'mmm',
count () OVER win3
FROM t1
WINDOW win1 AS (ORDER BY a GROUPS BETWEEN 4 PRECEDING AND 1 FOLLOWING
EXCLUDE CURRENT ROW),
win2 AS (PARTITION BY b ORDER BY a),
win3 AS (win2 RANGE BETWEEN 5.2 PRECEDING AND true PRECEDING );
} {1 1}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 31.1 {
CREATE TABLE t1(a, b);
CREATE TABLE t2(c, d);
CREATE TABLE t3(e, f);
INSERT INTO t1 VALUES(1, 1);
INSERT INTO t2 VALUES(1, 1);
INSERT INTO t3 VALUES(1, 1);
}
do_execsql_test 31.2 {
SELECT d IN (SELECT sum(c) OVER (ORDER BY e+c) FROM t3) FROM (
SELECT * FROM t2
);
} {1}
do_execsql_test 31.3 {
SELECT d IN (SELECT sum(c) OVER (PARTITION BY d ORDER BY e+c) FROM t3) FROM (
SELECT * FROM t2
);
} {1}
do_catchsql_test 31.3 {
SELECT d IN (
SELECT sum(c) OVER ( ROWS BETWEEN d FOLLOWING AND UNBOUNDED FOLLOWING)
FROM t3
)
FROM (
SELECT * FROM t2
);
} {1 {frame starting offset must be a non-negative integer}}
do_catchsql_test 31.3 {
SELECT d IN (
SELECT sum(c) OVER ( ROWS BETWEEN CURRENT ROW AND c FOLLOWING)
FROM t3
)
FROM (
SELECT * FROM t2
);
} {1 {frame ending offset must be a non-negative integer}}
finish_test
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