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Interpret 'table' signature items more flexibly, automatically adding (Ur) constraints to support a kind of subtyping over (SQL) constraint sets
author Adam Chlipala <adam@chlipala.net>
date Mon, 04 Nov 2013 15:14:23 -0500
parents bc89dfdbc495
children
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table t1 : {A : int, B : string, C : float, D : bool}

fun main () : transaction page =
        () <- dml (INSERT INTO t1 (A, B, C, D) VALUES (5, "6", 7.0, TRUE));
        return <html><body>Inserted.</body></html>