Mercurial > urweb
view tests/agg.ur @ 1332:4dd5d23bace2
minHeap option in .urp files
author | Adam Chlipala <adam@chlipala.net> |
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date | Sat, 11 Dec 2010 15:16:04 -0500 |
parents | 601a77af0477 |
children |
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table t1 : {A : int, B : string, C : float} table t2 : {A : float, D : int, E : option string} val q1 : sql_query [] _ _ = (SELECT COUNT( * ) FROM t1) val q2 : sql_query [] _ _ = (SELECT AVG(t1.A) FROM t1) val q3 : sql_query [] _ _ = (SELECT SUM(t1.C) FROM t1) val q4 : sql_query [] _ _ = (SELECT MIN(t1.B), MAX(t1.A) FROM t1) val q5 : sql_query [] _ _ = (SELECT SUM(t1.A) FROM t1 GROUP BY t1.B) val q6 = (SELECT COUNT(t2.E) FROM t2 GROUP BY t2.D) fun main () : transaction page = xml <- queryX q6 (fn r => <xml>{[r.1]};</xml>); xml2 <- queryX q4 (fn r => <xml>{[r.1]}, {[r.2]};</xml>); return <xml><body>{xml}<br/>{xml2}</body></xml>