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Implement the EXCLUDE clause for window frames.

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FossilOrigin-Name: 9b43c3ee2e054b05715573f4f3893b84aabc5100832333c9a0f2a1628552a978
This commit is contained in:
dan
2019-03-15 20:46:19 +00:00
parent d35300f9b6
commit c782a81aa5
7 changed files with 2194 additions and 163 deletions
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14
test/window8.tcl
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@@ -87,6 +87,15 @@ foreach {tn frame} {
execsql_test 1.$tn.5 "
SELECT a, b, min(c) OVER (ORDER BY a,b $frame) FROM t3 ORDER BY 1, 2, 3;
"
set f2 "$frame EXCLUDE CURRENT ROW"
execsql_test 1.$tn.6 "
SELECT a, b, sum(c) OVER (ORDER BY a $f2) FROM t3 ORDER BY 1, 2, 3;
"
execsql_test 1.$tn.7 "
SELECT a, b, sum(c) OVER (ORDER BY a,b $f2) FROM t3 ORDER BY 1, 2, 3;
"
}
@@ -108,7 +117,10 @@ foreach {tn ex} {
execsql_test 2.$tn.2 "
SELECT nth_value(c, 14) OVER win
FROM t3
WINDOW win AS (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING $ex)
WINDOW win AS (
ORDER BY c, b, a
ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING $ex
)
"
}