sqlite/test/window7.tcl
dan 680f6e8e2e Support some "ROWS BETWEEN N PRECEDING AND M FOLLOWING" window functions without caching entire partitions.
FossilOrigin-Name: e7a91f12282afb5d5d7d78397a11d18e0268ee0c931d85e21fce00d13929494e
2019-03-04 21:07:11 +00:00

92 lines
2.7 KiB
Tcl

# 2018 May 19
#
# 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.
#
#***********************************************************************
#
source [file join [file dirname $argv0] pg_common.tcl]
#=========================================================================
start_test window7 "2019 March 01"
ifcapable !windowfunc
execsql_test 1.0 {
DROP TABLE IF EXISTS t3;
CREATE TABLE t3(a INTEGER, b INTEGER);
INSERT INTO t3 VALUES
(1, 1), (2, 2), (3, 3), (4, 4), (5, 5), (6, 6), (7, 7), (8, 8),
(9, 9), (0, 10), (1, 11), (2, 12), (3, 13), (4, 14), (5, 15), (6, 16),
(7, 17), (8, 18), (9, 19), (0, 20), (1, 21), (2, 22), (3, 23), (4, 24),
(5, 25), (6, 26), (7, 27), (8, 28), (9, 29), (0, 30), (1, 31), (2, 32),
(3, 33), (4, 34), (5, 35), (6, 36), (7, 37), (8, 38), (9, 39), (0, 40),
(1, 41), (2, 42), (3, 43), (4, 44), (5, 45), (6, 46), (7, 47), (8, 48),
(9, 49), (0, 50), (1, 51), (2, 52), (3, 53), (4, 54), (5, 55), (6, 56),
(7, 57), (8, 58), (9, 59), (0, 60), (1, 61), (2, 62), (3, 63), (4, 64),
(5, 65), (6, 66), (7, 67), (8, 68), (9, 69), (0, 70), (1, 71), (2, 72),
(3, 73), (4, 74), (5, 75), (6, 76), (7, 77), (8, 78), (9, 79), (0, 80),
(1, 81), (2, 82), (3, 83), (4, 84), (5, 85), (6, 86), (7, 87), (8, 88),
(9, 89), (0, 90), (1, 91), (2, 92), (3, 93), (4, 94), (5, 95), (6, 96),
(7, 97), (8, 98), (9, 99), (0, 100);
}
execsql_test 1.1 {
SELECT a, sum(b) FROM t3 GROUP BY a ORDER BY 1;
}
execsql_test 1.2 {
SELECT a, sum(b) OVER (
ORDER BY a GROUPS BETWEEN CURRENT ROW AND CURRENT ROW
) FROM t3 ORDER BY 1;
}
execsql_test 1.3 {
SELECT a, sum(b) OVER (
ORDER BY a GROUPS BETWEEN 0 PRECEDING AND 0 FOLLOWING
) FROM t3 ORDER BY 1;
}
execsql_test 1.4 {
SELECT a, sum(b) OVER (
ORDER BY a GROUPS BETWEEN 2 PRECEDING AND 2 FOLLOWING
) FROM t3 ORDER BY 1;
}
execsql_test 1.5 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 0 PRECEDING AND 0 FOLLOWING
) FROM t3 ORDER BY 1;
}
execsql_test 1.6 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 2 PRECEDING AND 2 FOLLOWING
) FROM t3 ORDER BY 1;
}
execsql_test 1.7 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 2 PRECEDING AND 1 FOLLOWING
) FROM t3 ORDER BY 1;
}
execsql_test 1.8.1 {
SELECT a, sum(b) OVER (
ORDER BY a RANGE BETWEEN 0 PRECEDING AND 1 FOLLOWING
) FROM t3 ORDER BY 1;
}
execsql_test 1.8.2 {
SELECT a, sum(b) OVER (
ORDER BY a DESC RANGE BETWEEN 0 PRECEDING AND 1 FOLLOWING
) FROM t3 ORDER BY 1;
}
finish_test