Mercurial > urweb
view tests/filter.ur @ 1182:0b1d666bddb4
Spiffed-up Split1; remove spurious error message triggered by 'open'ing a module containing a functor
author | Adam Chlipala <adamc@hcoop.net> |
---|---|
date | Tue, 09 Mar 2010 17:50:42 -0500 |
parents | 6d9538ce94d8 |
children |
line wrap: on
line source
fun filter [fs ::: {Type}] [ks] (t : sql_table fs ks) (p : sql_exp [T = fs] [] [] bool) : sql_query [T = fs] [] = (SELECT * FROM t WHERE {p}) table t : { A : int, B : float } fun main () = queryX (filter t (WHERE t.A > 3)) (fn r => <xml>{[r.T.A]}, {[r.T.B]}</xml>)