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Overview
| Comment: | New test cases for window functions with RANGE BETWEEN and DESC NULLS FIRST. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
f7002f86c780e279c9f8a6268f317586 |
| User & Date: | drh 2019-08-30 16:46:12.848 |
Context
|
2019-08-30
| ||
| 17:28 | Add further comments to window.c. (check-in: 900464567b user: dan tags: trunk) | |
| 16:46 | New test cases for window functions with RANGE BETWEEN and DESC NULLS FIRST. (check-in: f7002f86c7 user: drh tags: trunk) | |
| 16:14 | Fix a bug in RANGE window functions that use "ORDER BY <expr> DESC NULLS FIRST" as the window-frame ORDER BY clause. (check-in: 39b4cad4a5 user: dan tags: trunk) | |
Changes
Added test/windowA.test.
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# 2019-08-30
#
# 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.
#
#***********************************************************************
# Test cases for RANGE BETWEEN and especially with NULLS LAST
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix windowA
ifcapable !windowfunc {
finish_test
return
}
do_execsql_test 1.0 {
CREATE TABLE t1(a INTEGER PRIMARY KEY, b CHAR(1), d FLOAT);
INSERT INTO t1 VALUES
(1, 'A', 5.4),
(2, 'B', 5.55),
(3, 'C', 8.0),
(4, 'D', 10.25),
(5, 'E', 10.26),
(6, 'N', NULL),
(7, 'N', NULL);
} {}
do_execsql_test 1.1 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN 2.50 PRECEDING AND 2.25 FOLLOWING)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 ED \
4 D 10.25 EDC \
3 C 8.0 EDC \
2 B 5.55 CBA \
1 A 5.4 BA \
6 N NULL NN \
7 N NULL NN \
]
do_execsql_test 1.2 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN 2.50 PRECEDING AND 2.25 FOLLOWING)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NN \
7 N NULL NN \
5 E 10.26 ED \
4 D 10.25 EDC \
3 C 8.0 EDC \
2 B 5.55 CBA \
1 A 5.4 BA \
]
do_execsql_test 1.3 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN 2.50 PRECEDING AND UNBOUNDED FOLLOWING)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 EDCBANN \
4 D 10.25 EDCBANN \
3 C 8.0 EDCBANN \
2 B 5.55 CBANN \
1 A 5.4 BANN \
6 N NULL NN \
7 N NULL NN \
]
do_execsql_test 1.4 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN 2.50 PRECEDING AND UNBOUNDED FOLLOWING)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NNEDCBA \
7 N NULL NNEDCBA \
5 E 10.26 EDCBA \
4 D 10.25 EDCBA \
3 C 8.0 EDCBA \
2 B 5.55 CBA \
1 A 5.4 BA \
]
do_execsql_test 1.5 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN 2.50 PRECEDING AND CURRENT ROW)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 E \
4 D 10.25 ED \
3 C 8.0 EDC \
2 B 5.55 CB \
1 A 5.4 BA \
6 N NULL NN \
7 N NULL NN \
]
do_execsql_test 1.6 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN 2.50 PRECEDING AND CURRENT ROW)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NN \
7 N NULL NN \
5 E 10.26 E \
4 D 10.25 ED \
3 C 8.0 EDC \
2 B 5.55 CB \
1 A 5.4 BA \
]
do_execsql_test 2.1 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN UNBOUNDED PRECEDING AND 2.25 FOLLOWING)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 ED \
4 D 10.25 EDC \
3 C 8.0 EDC \
2 B 5.55 EDCBA \
1 A 5.4 EDCBA \
6 N NULL EDCBANN \
7 N NULL EDCBANN \
]
do_execsql_test 2.2 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN UNBOUNDED PRECEDING AND 2.25 FOLLOWING)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NN \
7 N NULL NN \
5 E 10.26 NNED \
4 D 10.25 NNEDC \
3 C 8.0 NNEDC \
2 B 5.55 NNEDCBA \
1 A 5.4 NNEDCBA \
]
do_execsql_test 2.3 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 EDCBANN \
4 D 10.25 EDCBANN \
3 C 8.0 EDCBANN \
2 B 5.55 EDCBANN \
1 A 5.4 EDCBANN \
6 N NULL EDCBANN \
7 N NULL EDCBANN \
]
do_execsql_test 2.4 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NNEDCBA \
7 N NULL NNEDCBA \
5 E 10.26 NNEDCBA \
4 D 10.25 NNEDCBA \
3 C 8.0 NNEDCBA \
2 B 5.55 NNEDCBA \
1 A 5.4 NNEDCBA \
]
do_execsql_test 2.5 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 E \
4 D 10.25 ED \
3 C 8.0 EDC \
2 B 5.55 EDCB \
1 A 5.4 EDCBA \
6 N NULL EDCBANN \
7 N NULL EDCBANN \
]
do_execsql_test 2.6 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NN \
7 N NULL NN \
5 E 10.26 NNE \
4 D 10.25 NNED \
3 C 8.0 NNEDC \
2 B 5.55 NNEDCB \
1 A 5.4 NNEDCBA \
]
do_execsql_test 3.1 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN CURRENT ROW AND 2.25 FOLLOWING)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 ED \
4 D 10.25 DC \
3 C 8.0 C \
2 B 5.55 BA \
1 A 5.4 A \
6 N NULL NN \
7 N NULL NN \
]
do_execsql_test 3.2 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN CURRENT ROW AND 2.25 FOLLOWING)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NN \
7 N NULL NN \
5 E 10.26 ED \
4 D 10.25 DC \
3 C 8.0 C \
2 B 5.55 BA \
1 A 5.4 A \
]
do_execsql_test 3.3 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS LAST
RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING)
ORDER BY +d DESC NULLS LAST, +a;
} [list \
5 E 10.26 EDCBANN \
4 D 10.25 DCBANN \
3 C 8.0 CBANN \
2 B 5.55 BANN \
1 A 5.4 ANN \
6 N NULL NN \
7 N NULL NN \
]
do_execsql_test 3.4 {
SELECT a, b, quote(d), group_concat(b,'') OVER w1 FROM t1
WINDOW w1 AS
(ORDER BY d DESC NULLS FIRST
RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING)
ORDER BY +d DESC NULLS FIRST, +a;
} [list \
6 N NULL NNEDCBA \
7 N NULL NNEDCBA \
5 E 10.26 EDCBA \
4 D 10.25 DCBA \
3 C 8.0 CBA \
2 B 5.55 BA \
1 A 5.4 A \
]
finish_test
|