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Implement the EXCLUDE clause for window frames.

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FossilOrigin-Name: 9b43c3ee2e054b05715573f4f3893b84aabc5100832333c9a0f2a1628552a978
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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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5
test/window3.tcl
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@ -72,6 +72,11 @@ foreach {tn window} {
15 "ROWS BETWEEN 4 PRECEDING AND UNBOUNDED FOLLOWING"
16 "ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING"
17 "ROWS BETWEEN 4 FOLLOWING AND UNBOUNDED FOLLOWING"
18 "ROWS BETWEEN 4 PRECEDING AND UNBOUNDED FOLLOWING EXCLUDE CURRENT ROW"
19 "ROWS BETWEEN 4 PRECEDING AND UNBOUNDED FOLLOWING EXCLUDE TIES"
20 "ROWS BETWEEN 4 PRECEDING AND UNBOUNDED FOLLOWING EXCLUDE GROUP"
} {
execsql_test 1.$tn.2.1 "SELECT max(b) OVER ( ORDER BY a $window ) FROM t2"
execsql_test 1.$tn.2.2 "SELECT min(b) OVER ( ORDER BY a $window ) FROM t2"