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Overview
| Comment: | Add tests to ensure that the window functions implementation is not generating code for unnecessary sorts. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | window-functions |
| Files: | files | file ages | folders |
| SHA3-256: |
e195948a6876efe01b5cf2ed67bc9015 |
| User & Date: | dan 2019-03-19 17:45:31 |
| Wiki: | window-functions |
Context
|
2019-03-19
| ||
| 19:19 | Fix a problem with EXCLUDE clauses on window frames with no ORDER BY. check-in: e0255063 user: dan tags: window-functions | |
| 17:45 | Add tests to ensure that the window functions implementation is not generating code for unnecessary sorts. check-in: e195948a user: dan tags: window-functions | |
| 16:49 | Add missing VdbeCoverage() macros to new code in window.c. check-in: 4f9b93e6 user: dan tags: window-functions | |
Changes
Changes to test/window1.test.
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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
" $res
}
finish_test
|
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do_catchsql_test 22.$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] $nOrderBy]
}
do_ordercount_test 23.1 {
SELECT
sum(c) OVER (ORDER BY a, b),
sum(c) OVER (PARTITION BY a ORDER BY b)
FROM t5
} 0
do_ordercount_test 23.2 {
SELECT
sum(c) OVER (ORDER BY b, a),
sum(c) OVER (PARTITION BY b ORDER BY a)
FROM t5
} 1
do_ordercount_test 23.3 {
SELECT
sum(c) OVER (ORDER BY b, a),
sum(c) OVER (ORDER BY c, b)
FROM t5
} 2
do_ordercount_test 23.4 {
SELECT
sum(c) OVER (ORDER BY b ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW),
sum(c) OVER (ORDER BY b RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW),
sum(c) OVER (ORDER BY b GROUPS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)
FROM t5
} 1
do_ordercount_test 23.5 {
SELECT
sum(c) OVER (ORDER BY b+1 ROWS UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+1 RANGE UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+1 GROUPS UNBOUNDED PRECEDING)
FROM t5
} 1
do_ordercount_test 23.6 {
SELECT
sum(c) OVER (ORDER BY b+1 ROWS UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+2 RANGE UNBOUNDED PRECEDING),
sum(c) OVER (ORDER BY b+3 GROUPS UNBOUNDED PRECEDING)
FROM t5
} 3
finish_test
|
Changes to test/window8.tcl.
161 162 163 164 165 166 167 168 169 170 171 172 173 174 |
7 { ORDER BY a RANGE BETWEEN 5.1 PRECEDING AND 5.3 FOLLOWING }
8 { ORDER BY a RANGE BETWEEN 10.2 PRECEDING AND 5.4 PRECEDING }
9 { ORDER BY a RANGE BETWEEN 2.6 FOLLOWING AND 3.5 FOLLOWING }
10 { ORDER BY a DESC RANGE BETWEEN 5.7 PRECEDING AND 5.8 FOLLOWING }
11 { ORDER BY a DESC RANGE BETWEEN UNBOUNDED PRECEDING AND 5.9 PRECEDING }
12 { ORDER BY a DESC RANGE BETWEEN 2.1 FOLLOWING AND UNBOUNDED FOLLOWING }
} {
execsql_test 3.$tn "
SELECT CAST(a AS INTEGER), sum(b) OVER win FROM t1 WINDOW win AS ($frame)
"
}
==========
|
> |
161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 |
7 { ORDER BY a RANGE BETWEEN 5.1 PRECEDING AND 5.3 FOLLOWING }
8 { ORDER BY a RANGE BETWEEN 10.2 PRECEDING AND 5.4 PRECEDING }
9 { ORDER BY a RANGE BETWEEN 2.6 FOLLOWING AND 3.5 FOLLOWING }
10 { ORDER BY a DESC RANGE BETWEEN 5.7 PRECEDING AND 5.8 FOLLOWING }
11 { ORDER BY a DESC RANGE BETWEEN UNBOUNDED PRECEDING AND 5.9 PRECEDING }
12 { ORDER BY a DESC RANGE BETWEEN 2.1 FOLLOWING AND UNBOUNDED FOLLOWING }
13 { ORDER BY a RANGE 5.1 PRECEDING }
} {
execsql_test 3.$tn "
SELECT CAST(a AS INTEGER), sum(b) OVER win FROM t1 WINDOW win AS ($frame)
"
}
==========
|
Changes to test/window8.test.
3490 3491 3492 3493 3494 3495 3496 3497 3498 3499 3500 3501 3502 3503 |
SELECT CAST(a AS INTEGER), sum(b) OVER win FROM t1 WINDOW win AS ( ORDER BY a DESC RANGE BETWEEN UNBOUNDED PRECEDING AND 5.9 PRECEDING )
} {30 {} 22 90 20 90 15 170 13 210 13 210 10 210 5 292}
do_execsql_test 3.12 {
SELECT CAST(a AS INTEGER), sum(b) OVER win FROM t1 WINDOW win AS ( ORDER BY a DESC RANGE BETWEEN 2.1 FOLLOWING AND UNBOUNDED FOLLOWING )
} {30 232 22 112 20 112 15 30 13 30 13 30 10 10 5 {}}
#==========================================================================
do_execsql_test 4.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER, b INTEGER);
INSERT INTO t1 VALUES
(NULL, 1), (NULL, 2), (NULL, 3), (10, 4), (10, 5);
|
> > > > |
3490 3491 3492 3493 3494 3495 3496 3497 3498 3499 3500 3501 3502 3503 3504 3505 3506 3507 |
SELECT CAST(a AS INTEGER), sum(b) OVER win FROM t1 WINDOW win AS ( ORDER BY a DESC RANGE BETWEEN UNBOUNDED PRECEDING AND 5.9 PRECEDING )
} {30 {} 22 90 20 90 15 170 13 210 13 210 10 210 5 292}
do_execsql_test 3.12 {
SELECT CAST(a AS INTEGER), sum(b) OVER win FROM t1 WINDOW win AS ( ORDER BY a DESC RANGE BETWEEN 2.1 FOLLOWING AND UNBOUNDED FOLLOWING )
} {30 232 22 112 20 112 15 30 13 30 13 30 10 10 5 {}}
do_execsql_test 3.13 {
SELECT CAST(a AS INTEGER), sum(b) OVER win FROM t1 WINDOW win AS ( ORDER BY a RANGE 5.1 PRECEDING )
} {5 10 10 30 13 72 13 72 15 102 20 70 22 120 30 90}
#==========================================================================
do_execsql_test 4.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER, b INTEGER);
INSERT INTO t1 VALUES
(NULL, 1), (NULL, 2), (NULL, 3), (10, 4), (10, 5);
|