Mercurial > urweb
annotate tests/nest2.ur @ 1394:d328983dc5a6
Allow subqueries to reference aggregate-only columns of free tables; treat non-COUNT aggregate functions as possibly returning NULL
| author | Adam Chlipala <adam@chlipala.net> |
|---|---|
| date | Sat, 15 Jan 2011 14:53:13 -0500 |
| parents | 787d4931fb07 |
| children |
| rev | line source |
|---|---|
| adamc@453 | 1 fun wooho (wrap : xbody -> transaction page) = |
| adamc@453 | 2 let |
| adamc@453 | 3 fun subPage n = |
| adamc@453 | 4 let |
| adamc@453 | 5 fun subberPage () = wrap <xml>{[n]}</xml> |
| adamc@453 | 6 in |
| adamc@453 | 7 wrap <xml><a link={subberPage ()}>Go</a></xml> |
| adamc@453 | 8 end |
| adamc@453 | 9 in |
| adamc@453 | 10 subPage 0 |
| adamc@453 | 11 end |
| adamc@453 | 12 |
| adamc@453 | 13 fun wrap x = return <xml><body>{x}</body></xml> |
| adamc@453 | 14 |
| adamc@453 | 15 fun main () = wooho wrap |