Mercurial > urweb
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> |
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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>