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annotate tests/filter.ur @ 2101:32e2752390ad

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Fixing one small issue with changes to signature matching (grandfathered into release)
author Adam Chlipala <adam@chlipala.net>
date Sat, 03 Jan 2015 10:21:26 -0500
parents 6d9538ce94d8
children
rev   line source
adamc@904 1 fun filter [fs ::: {Type}] [ks] (t : sql_table fs ks) (p : sql_exp [T = fs] [] [] bool)
adamc@904 2 : sql_query [T = fs] [] =
adamc@904 3 (SELECT * FROM t WHERE {p})
adamc@904 4
adamc@904 5 table t : { A : int, B : float }
adamc@904 6
adamc@904 7 fun main () =
adamc@904 8 queryX (filter t (WHERE t.A > 3))
adamc@904 9 (fn r => <xml>{[r.T.A]}, {[r.T.B]}</xml>)