view tests/sequence.ur @ 2160:72fe1cc704c5

Tag NULLs with their types in SQL, to help the DBMS do type inference
author Adam Chlipala <adam@chlipala.net>
date Sat, 04 Jul 2015 19:24:26 -0400
parents e976b187d73a
children
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sequence seq

fun main () : transaction page =
        n <- nextval seq;
        return <html><body>
                {txt _ n}
        </body></html>