Mercurial > urweb
view tests/selexp.ur @ 1001:1d456a06ea4e
Add tuple pattern-matching at the constructor level
author | Adam Chlipala <adamc@hcoop.net> |
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date | Tue, 20 Oct 2009 10:19:00 -0400 |
parents | 71bafe66dbe1 |
children |
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table t1 : {A : int, B : string, C : float} table t2 : {A : float, D : int} val q1 = (SELECT 0 AS Zero FROM t1) val q2 = (SELECT t1.A < t2.D AS Lt FROM t1, t2) val q3 = (SELECT t1.A < t2.D AS Lt, t1.A, t2.D, t1.C = t2.A AS Eq FROM t1, t2)