Mercurial > urweb
annotate tests/agg.ur @ 1054:b06a2a65e670
UTF-8 in dynamic escaping
author | Adam Chlipala <adamc@hcoop.net> |
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date | Thu, 03 Dec 2009 11:50:51 -0500 |
parents | 7a7efbb3e354 |
children | ad9829c3c12c |
rev | line source |
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adamc@235 | 1 table t1 : {A : int, B : string, C : float} |
adamc@235 | 2 table t2 : {A : float, D : int} |
adamc@235 | 3 |
adamc@236 | 4 val q1 = (SELECT COUNT( * ) AS X FROM t1) |
adamc@236 | 5 val q2 = (SELECT AVG(t1.A) AS X FROM t1) |
adamc@236 | 6 val q3 = (SELECT SUM(t1.C) AS X FROM t1) |
adamc@236 | 7 val q4 = (SELECT MIN(t1.B) AS X, MAX(t1.A) AS Y FROM t1) |
adamc@237 | 8 |
adamc@237 | 9 (*val q5 = (SELECT t1.A FROM t1 GROUP BY t1.B)*) |
adamc@237 | 10 val q5 = (SELECT SUM(t1.A) AS X FROM t1 GROUP BY t1.B) |
adamc@265 | 11 |
adamc@265 | 12 |
adamc@265 | 13 datatype list a = Nil | Cons of a * list a |
adamc@265 | 14 |
adamc@266 | 15 val r1 : transaction (list string) = |
adamc@266 | 16 query q4 |
adamc@265 | 17 (fn fs acc => return (Cons (fs.X, acc))) |
adamc@265 | 18 Nil |
adamc@265 | 19 |
adamc@265 | 20 val main : unit -> transaction page = fn () => |
adamc@265 | 21 n <- r1; |
adamc@265 | 22 return <html><body>Nothing to see here!</body></html> |