Mercurial > urweb
view tests/pkey.ur @ 2160:72fe1cc704c5
Tag NULLs with their types in SQL, to help the DBMS do type inference
author | Adam Chlipala <adam@chlipala.net> |
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date | Sat, 04 Jul 2015 19:24:26 -0400 |
parents | d8217b4cb617 |
children |
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table t : {A : int, B : int} PRIMARY KEY (A, B) fun main () : transaction page = queryI (SELECT * FROM t) (fn _ => return ()); return <xml/>