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comparison tests/agg.ur @ 265:b66e692422a4

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Monoize COUNT(*)
author Adam Chlipala <adamc@hcoop.net>
date Sun, 31 Aug 2008 16:20:34 -0400
parents 71bafe66dbe1
children 7a7efbb3e354
comparison
equal deleted inserted replaced
264:35ed669a253f 265:b66e692422a4
6 val q3 = (SELECT SUM(t1.C) AS X FROM t1) 6 val q3 = (SELECT SUM(t1.C) AS X FROM t1)
7 val q4 = (SELECT MIN(t1.B) AS X, MAX(t1.A) AS Y FROM t1) 7 val q4 = (SELECT MIN(t1.B) AS X, MAX(t1.A) AS Y FROM t1)
8 8
9 (*val q5 = (SELECT t1.A FROM t1 GROUP BY t1.B)*) 9 (*val q5 = (SELECT t1.A FROM t1 GROUP BY t1.B)*)
10 val q5 = (SELECT SUM(t1.A) AS X FROM t1 GROUP BY t1.B) 10 val q5 = (SELECT SUM(t1.A) AS X FROM t1 GROUP BY t1.B)
11
12
13 datatype list a = Nil | Cons of a * list a
14
15 val r1 : transaction (list int) =
16 query q1
17 (fn fs acc => return (Cons (fs.X, acc)))
18 Nil
19
20 val main : unit -> transaction page = fn () =>
21 n <- r1;
22 return <html><body>Nothing to see here!</body></html>