Mercurial > urweb
annotate demo/more/dnat.urs @ 1168:69f1d39d3f2d
Use COALESCE to hide NULL results of aggregate functions; fix bug with improper ordering of query result columns
author | Adam Chlipala <adamc@hcoop.net> |
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date | Thu, 25 Feb 2010 14:55:35 -0500 |
parents | e47303e5d73d |
children |
rev | line source |
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adamc@1015 | 1 type t |
adamc@1015 | 2 |
adamc@1015 | 3 val zero : transaction t |
adamc@1015 | 4 val inc : t -> transaction unit |
adamc@1015 | 5 val dec : t -> transaction unit |
adamc@1015 | 6 |
adamc@1015 | 7 val render : ctx ::: {Unit} -> inp ::: {Type} -> [[Body] ~ ctx] => |
adamc@1015 | 8 xml ([Body] ++ ctx) inp [] -> t -> xml ([Body] ++ ctx) inp [] |