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Add support for RANGE window frames. Some cases still do not work.

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FossilOrigin-Name: ffc32b246d92d53c66094afe11950b53ffab6a1c230c602eebbfedafb2eb57f4
This commit is contained in:
dan
2019-03-09 20:49:17 +00:00
parent f7b846e4ed
commit 72b9fdcf20
9 changed files with 228 additions and 73 deletions
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9
test/windowerr.tcl
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@ -20,6 +20,11 @@ ifcapable !windowfunc
execsql_test 1.0 {
DROP TABLE IF EXISTS t1;
CREATE TABLE t1(a INTEGER, b INTEGER);
INSERT INTO t1 VALUES(1, 1);
INSERT INTO t1 VALUES(2, 2);
INSERT INTO t1 VALUES(3, 3);
INSERT INTO t1 VALUES(4, 4);
INSERT INTO t1 VALUES(5, 5);
}
foreach {tn frame} {
@ -31,11 +36,13 @@ foreach {tn frame} {
5 "ORDER BY a GROUPS BETWEEN -1 PRECEDING AND 1 FOLLOWING"
6 "ORDER BY a GROUPS BETWEEN 1 PRECEDING AND -1 FOLLOWING"
7 "ORDER BY a,b RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING"
} {
errorsql_test 1.$tn "
SELECT a, sum(b) OVER (
$frame
) FROM t3 ORDER BY 1
) FROM t1 ORDER BY 1
"
}